diff --git a/trello/__init__.py b/trello/__init__.py
index fe720a88..1fca89a2 100644
--- a/trello/__init__.py
+++ b/trello/__init__.py
@@ -1,1285 +1,13 @@
-from datetime import datetime
-import json
-from dateutil import parser as dateparser
-import requests
-from requests_oauthlib import OAuth1
-
-
-class ResourceUnavailable(Exception):
-    """Exception representing a failed request to a resource"""
-
-    def __init__(self, msg, http_response):
-        Exception.__init__(self)
-        self._msg = msg
-        self._status = http_response.status_code
-
-    def __str__(self):
-        return "%s (HTTP status: %s)" % (
-        self._msg, self._status)
-
-
-class Unauthorized(ResourceUnavailable):
-    pass
-
-
-class TokenError(Exception):
-    pass
-
-
-class TrelloClient(object):
-    """ Base class for Trello API access """
-
-    def __init__(self, api_key, api_secret=None, token=None, token_secret=None):
-        """
-        Constructor
-
-        :api_key: API key generated at https://trello.com/1/appKey/generate
-        :api_secret: the secret component of api_key
-        :token_key: OAuth token generated by the user in
-                    trello.util.create_oauth_token
-        :token_secret: the OAuth client secret for the given OAuth token
-        """
-
-        # client key and secret for oauth1 session
-        if api_key or token:
-            self.oauth = OAuth1(client_key=api_key, client_secret=api_secret,
-                                resource_owner_key=token, resource_owner_secret=token_secret)
-        else:
-            self.oauth = None
-
-        self.public_only = token is None
-        self.api_key = api_key
-        self.api_secret = api_secret
-        self.resource_owner_key = token
-        self.resource_owner_secret = token_secret
-
-    def info_for_all_boards(self, actions):
-        """
-        Use this if you want to retrieve info for all your boards in one swoop
-        """
-        if self.public_only:
-            return None
-        else:
-            json_obj = self.fetch_json(
-                '/members/me/boards/all',
-                query_params={'actions': actions})
-            self.all_info = json_obj
-
-    def logout(self):
-        """Log out of Trello."""
-        #TODO: This function.
-
-        raise NotImplementedError()
-
-    def list_boards(self):
-        """
-        Returns all boards for your Trello user
-
-        :return: a list of Python objects representing the Trello boards.
-        :rtype: Board
-
-        Each board has the following noteworthy attributes:
-            - id: the board's identifier
-            - name: Name of the board
-            - desc: Description of the board (optional - may be missing from the
-                    returned JSON)
-            - closed: Boolean representing whether this board is closed or not
-            - url: URL to the board
-        """
-        json_obj = self.fetch_json('/members/me/boards')
-        return [Board.from_json(self, json_obj=obj) for obj in json_obj]
-
-    def list_organizations(self):
-        """
-        Returns all organizations for your Trello user
-
-        :return: a list of Python objects representing the Trello organizations.
-        :rtype: Organization
-
-        Each organization has the following noteworthy attributes:
-            - id: the organization's identifier
-            - name: Name of the organization
-            - desc: Description of the organization (optional - may be missing from the
-                    returned JSON)
-            - closed: Boolean representing whether this organization is closed or not
-            - url: URL to the organization
-        """
-        json_obj = self.fetch_json('members/me/organizations')
-        return [Organization.from_json(self, obj) for obj in json_obj]
-
-    def get_organization(self, organization_id):
-        '''Get organization
-
-        :rtype: Organization
-        '''
-        obj = self.fetch_json('/organizations/' + organization_id)
-
-        return Organization.from_json(self, obj)
-
-    def get_board(self, board_id):
-        '''Get board
-
-        :rtype: Board
-        '''
-        obj = self.fetch_json('/boards/' + board_id)
-        return Board.from_json(self, json_obj=obj)
-
-    def add_board(self, board_name):
-        '''Create board
-
-        :rtype: Board
-        '''
-        obj = self.fetch_json('/boards', http_method='POST',
-                              post_args={'name': board_name})
-        return Board.from_json(self, json_obj=obj)
-
-    def get_member(self, member_id):
-        '''Get member
-
-        :rtype: Member
-        '''
-        return Member(self, member_id).fetch()
-
-    def get_card(self, card_id):
-        '''Get card
-
-        :rtype: Card
-        '''
-        card_json = self.fetch_json('/cards/' + card_id)
-        list_json = self.fetch_json('/lists/' + card_json['idList'])
-        board = self.get_board(card_json['idBoard'])
-        return Card.from_json(List.from_json(board, list_json), card_json)
-
-    def fetch_json(
-            self,
-            uri_path,
-            http_method='GET',
-            headers=None,
-            query_params=None,
-            post_args=None,
-            files=None):
-        """ Fetch some JSON from Trello """
-
-        # explicit values here to avoid mutable default values
-        if headers is None:
-            headers = {}
-        if query_params is None:
-            query_params = {}
-        if post_args is None:
-            post_args = {}
-
-        # if files specified, we don't want any data
-        data = None
-        if files is None:
-            data = json.dumps(post_args)
-
-        # set content type and accept headers to handle JSON
-        if http_method in ("POST", "PUT", "DELETE") and not files:
-            headers['Content-Type'] = 'application/json; charset=utf-8'
-
-        headers['Accept'] = 'application/json'
-
-        # construct the full URL without query parameters
-        if uri_path[0] == '/':
-            uri_path = uri_path[1:]
-        url = 'https://api.trello.com/1/%s' % uri_path
-
-        # perform the HTTP requests, if possible uses OAuth authentication
-        response = requests.request(http_method, url, params=query_params,
-                                    headers=headers, data=data,
-                                    auth=self.oauth, files=files)
-
-        if response.status_code == 401:
-            raise Unauthorized("%s at %s" % (response.text, url), response)
-        if response.status_code != 200:
-            raise ResourceUnavailable("%s at %s" % (response.text, url), response)
-
-        return response.json()
-
-    def list_hooks(self, token=None):
-        """
-        Returns a list of all hooks associated with a specific token. If you don't pass in a token,
-        it tries to use the token associated with the TrelloClient object (if it exists)
-        """
-        token = token or self.resource_owner_key
-
-        if token is None:
-            raise TokenError("You need to pass an auth token in to list hooks.")
-        else:
-            url = "/tokens/%s/webhooks" % token
-            return self._existing_hook_objs(self.fetch_json(url), token)
-
-    def _existing_hook_objs(self, hooks, token):
-        """
-        Given a list of hook dicts passed from list_hooks, creates
-        the hook objects
-        """
-        all_hooks = []
-        for hook in hooks:
-            new_hook = WebHook(self, token, hook['id'], hook['description'],
-                               hook['idModel'],
-                               hook['callbackURL'], hook['active'])
-            all_hooks.append(new_hook)
-        return all_hooks
-
-    def create_hook(self, callback_url, id_model, desc=None, token=None):
-        """
-        Creates a new webhook. Returns the WebHook object created.
-
-        There seems to be some sort of bug that makes you unable to create a
-        hook using httplib2, so I'm using urllib2 for that instead.
-        """
-        token = token or self.resource_owner_key
-
-        if token is None:
-            raise TokenError("You need to pass an auth token in to create a hook.")
-
-        url = "https://trello.com/1/tokens/%s/webhooks/" % token
-        data = {'callbackURL': callback_url, 'idModel': id_model,
-                'description': desc}
-
-        response = requests.post(url, data=data, auth=self.oauth)
-
-        if response.status_code == 200:
-            hook_id = response.json()['id']
-            return WebHook(self, token, hook_id, desc, id_model, callback_url, True)
-        else:
-            return False
-
-class Organization(object):
-
-    """
-    Class representing an organization
-    """
-    def __init__(self, client, organization_id,   name=''):
-        self.client = client
-        self.id = organization_id
-        self.name = name
-
-    @classmethod
-    def from_json(cls, trello_client, json_obj):
-        """
-        Deserialize the board json object to a Organization object
-
-        :trello_client: the trello client
-        :json_obj: the board json object
-        """
-        organization = Organization(trello_client, json_obj['id'], name=json_obj['name'].encode('utf-8'))
-        organization.description = json_obj.get('desc', '').encode('utf-8')
-        # cannot close an organization
-        #organization.closed = json_obj['closed']
-        organization.url = json_obj['url']
-        return organization
-
-    def __repr__(self):
-        return '<Organization %s>' % self.name
-
-    def fetch(self):
-        """Fetch all attributes for this organization"""
-        json_obj = self.client.fetch_json('/organizations/' + self.id)
-        self.name = json_obj['name']
-        self.description = json_obj.get('desc', '')
-        self.closed = json_obj['closed']
-        self.url = json_obj['url']
-
-    def all_boards(self):
-        """Returns all boards on this organization"""
-        return self.get_boards('all')
-
-    def get_boards(self, list_filter):
-        '''Get boards using filter
-
-        :rtype: Board
-        '''
-        # error checking
-        json_obj = self.client.fetch_json(
-            '/organizations/' + self.id + '/boards',
-            query_params={'lists': 'none', 'filter': list_filter})
-        return [Board.from_json(organization=self, json_obj=obj) for obj in json_obj]
-
-    def get_board(self, field_name):
-        '''Get board
-
-        :rtype: Board
-        '''
-        # error checking
-        json_obj = self.client.fetch_json(
-            '/organizations/' + self.id + '/boards',
-            query_params={'filter': 'open','fields':field_name})
-        return [Board.from_json(organization=self, json_obj=obj) for obj in json_obj]
-
-    def get_members(self):
-        json_obj = self.client.fetch_json(
-        '/organizations/' + self.id + '/members',
-        query_params={'filter': 'all'})
-        return [Member.from_json(trello_client=self.client, json_obj=obj) for obj in json_obj]
-
-class Board(object):
-    """
-    Class representing a Trello board. Board attributes are stored as normal
-    Python attributes; access to all sub-objects, however, is always
-    an API call (Lists, Cards).
-    """
-
-    def __init__(self, client=None, board_id=None, organization=None, name=''):
-        """
-        :trello: Reference to a Trello object
-        :board_id: ID for the board
-
-        Alternative Constructor
-
-        :organization: reference to the parent organization
-        :board_id: ID for this board
-
-        """
-        if organization is None:
-            self.client = client
-        else:
-            self.organization = organization
-            self.client = organization.client
-        self.id = board_id
-        self.name = name
-
-
-    @classmethod
-    def from_json(cls, trello_client=None, organization = None, json_obj=None):
-        """
-        Deserialize the board json object to a Board object
-
-        :trello_client: the trello client
-        :json_obj: the board json object
-
-        Alternative contrustraction:
-
-        Deserialize the board json object to a board object
-
-        :organization: the organization object that the board belongs to
-        :json_obj: the json board object
-        """
-        if organization is None:
-            board = Board(client=trello_client, board_id=json_obj['id'], name=json_obj['name'].encode('utf-8'))
-        else:
-            board = Board(organization=organization, board_id=json_obj['id'], name=json_obj['name'].encode('utf-8'))
-
-        board.description = json_obj.get('desc', '').encode('utf-8')
-        board.closed = json_obj['closed']
-        board.url = json_obj['url']
-        return board
-
-    def __repr__(self):
-        return '<Board %s>' % self.name
-
-    def fetch(self):
-        """Fetch all attributes for this board"""
-        json_obj = self.client.fetch_json('/boards/' + self.id)
-        self.name = json_obj['name']
-        self.description = json_obj.get('desc', '')
-        self.closed = json_obj['closed']
-        self.url = json_obj['url']
-
-    def save(self):
-        pass
-
-    def close(self):
-        self.client.fetch_json(
-            '/boards/' + self.id + '/closed',
-            http_method='PUT',
-            post_args={'value': 'true', }, )
-        self.closed = True
-
-    def open(self):
-        self.client.fetch_json(
-            '/boards/' + self.id + '/closed',
-            http_method='PUT',
-            post_args={'value': 'false', }, )
-        self.closed = False
-
-    def get_list(self, list_id):
-        '''Get list
-
-        :rtype: List
-        '''
-        obj = self.client.fetch_json('/lists/' + list_id)
-        return List.from_json(board=self, json_obj=obj)
-
-    def all_lists(self):
-        """Returns all lists on this board
-
-        :rtype: List
-        """
-        return self.get_lists('all')
-
-    def open_lists(self):
-        """Returns all open lists on this board
-
-        :rtype: List
-        """
-        return self.get_lists('open')
-
-    def closed_lists(self):
-        """Returns all closed lists on this board
-
-        :rtype: List
-        """
-        return self.get_lists('closed')
-
-    def get_lists(self, list_filter):
-        '''Get lists from filter
-
-        :rtype: List
-        '''
-        # error checking
-        json_obj = self.client.fetch_json(
-            '/boards/' + self.id + '/lists',
-            query_params={'cards': 'none', 'filter': list_filter})
-        return [List.from_json(board=self, json_obj=obj) for obj in json_obj]
-
-    def get_labels(self, fields='all', limit=50):
-        '''Get label
-
-        :rtype: Label
-        '''
-        json_obj = self.client.fetch_json(
-              '/boards/' + self.id + '/labels',
-              query_params={'fields': fields, 'limit': limit})
-        return Label.from_json_list(self, json_obj)
-
-    def add_list(self, name):
-        """Add a list to this board
-
-        :name: name for the list
-        :return: the list
-        :rtype: List
-        """
-        obj = self.client.fetch_json(
-            '/lists',
-            http_method='POST',
-            post_args={'name': name, 'idBoard': self.id}, )
-        return List.from_json(board=self, json_obj=obj)
-
-    def add_label(self, name, color):
-        """Add a label to this board
-
-        :name: name of the label
-        :color: the color, either green, yellow, orange
-            red, purple, blue, sky, lime, pink, or black
-        :return: the label
-        :rtype: Label
-        """
-        obj = self.client.fetch_json(
-            '/labels',
-            http_method='POST',
-            post_args={'name': name, 'idBoard': self.id, 'color': color},)
-        return Label.from_json(board=self, json_obj=obj)
-
-    def all_cards(self):
-        """Returns all cards on this board
-
-        :rtype: Card
-        """
-        filters = {
-            'filter': 'all',
-            'fields': 'all'
-        }
-        return self.get_cards(filters)
-
-    def open_cards(self):
-        """Returns all open cards on this board
-
-        :rtype: Card
-        """
-        filters = {
-            'filter': 'open',
-            'fields': 'all'
-        }
-        return self.get_cards(filters)
-
-    def closed_cards(self):
-        """Returns all closed cards on this board
-
-        :rtype: Card
-        """
-        filters = {
-            'filter': 'closed',
-            'fields': 'all'
-        }
-        return self.get_cards(filters)
-
-    def get_cards(self, filters=None):
-        """
-        :card_filter: filters on card status ('open', 'closed', 'all')
-        :query_params: dict containing query parameters. Eg. {'fields': 'all'}
-
-        More info on card queries:
-        https://trello.com/docs/api/board/index.html#get-1-boards-board-id-cards
-
-        :rtype: Card
-        """
-        json_obj = self.client.fetch_json(
-            '/boards/' + self.id + '/cards',
-            query_params=filters
-        )
-
-        return list([Card.from_json(self, json) for json in json_obj])
-
-    def all_members(self):
-        """Returns all members on this board
-
-        :rtype: Member
-        """
-        filters = {
-            'filter': 'all',
-            'fields': 'all'
-        }
-        return self.get_members(filters)
-
-    def normal_members(self):
-        """Returns all normal members on this board
-
-        :rtype: Member
-        """
-        filters = {
-            'filter': 'normal',
-            'fields': 'all'
-        }
-        return self.get_members(filters)
-
-    def admin_members(self):
-        """Returns all admin members on this board
-
-        :rtype: Member
-        """
-        filters = {
-            'filter': 'admins',
-            'fields': 'all'
-        }
-        return self.get_members(filters)
-
-    def owner_members(self):
-        """Returns all owner members on this board
-
-        :rtype: Member
-        """
-        filters = {
-            'filter': 'owners',
-            'fields': 'all'
-        }
-        return self.get_members(filters)
-
-    def get_members(self, filters=None):
-        """Get members with filter
-
-        :rtype: Member
-        """
-        json_obj = self.client.fetch_json(
-            '/boards/' + self.id + '/members',
-            query_params=filters)
-        members = list()
-        for obj in json_obj:
-            m = Member(self.client, obj['id'])
-            m.status = obj.get('status', '').encode('utf-8')
-            m.id = obj.get('id', '')
-            m.bio = obj.get('bio', '')
-            m.url = obj.get('url', '')
-            m.username = obj['username'].encode('utf-8')
-            m.full_name = obj['fullName'].encode('utf-8')
-            m.initials = obj.get('initials', '').encode('utf-8')
-            members.append(m)
-
-        return members
-
-    def fetch_actions(self, action_filter):
-        json_obj = self.client.fetch_json(
-            '/boards/' + self.id + '/actions',
-            query_params={'filter': action_filter})
-        self.actions = json_obj
-
-
-class List(object):
-    """
-    Class representing a Trello list. List attributes are stored on the object,
-    but access to sub-objects (Cards) require an API call
-    """
-
-    def __init__(self, board, list_id, name=''):
-        """Constructor
-
-        :board: reference to the parent board
-        :list_id: ID for this list
-        """
-        self.board = board
-        self.client = board.client
-        self.id = list_id
-        self.name = name
-
-    @classmethod
-    def from_json(cls, board, json_obj):
-        """
-        Deserialize the list json object to a List object
-
-        :board: the board object that the list belongs to
-        :json_obj: the json list object
-        """
-        list = List(board, json_obj['id'], name=json_obj['name'].encode('utf-8'))
-        list.closed = json_obj['closed']
-        return list
-
-    def __repr__(self):
-        return '<List %s>' % self.name
-
-    def fetch(self):
-        """Fetch all attributes for this list"""
-        json_obj = self.client.fetch_json('/lists/' + self.id)
-        self.name = json_obj['name']
-        self.closed = json_obj['closed']
-
-    def list_cards(self):
-        """Lists all cards in this list"""
-        json_obj = self.client.fetch_json('/lists/' + self.id + '/cards')
-        return [Card.from_json(self, c) for c in json_obj]
-
-    def add_card(self, name, desc=None, labels=[], due="null"):
-        """Add a card to this list
-
-        :name: name for the card
-        :desc: the description of the card
-        :labels: a list of label IDs to be added
-        :return: the card
-        """
-        labels_str = ""
-        for label in labels:
-            labels_str += label.id + ","
-        json_obj = self.client.fetch_json(
-            '/cards',
-            http_method='POST',
-            post_args={'name': name, 'idList': self.id, 'desc': desc, 'idLabels': labels_str[:-1], 'due': due})
-        return Card.from_json(self, json_obj)
-
-    def archive_all_cards(self):
-        self.client.fetch_json(
-            '/lists/' + self.id + '/archiveAllCards',
-            http_method='POST')
-
-    def fetch_actions(self, action_filter):
-        """
-        Fetch actions for this list can give more argv to action_filter,
-        split for ',' json_obj is list
-        """
-        json_obj = self.client.fetch_json(
-            '/lists/' + self.id + '/actions',
-            query_params={'filter': action_filter})
-        self.actions = json_obj
-
-    def _set_remote_attribute(self, attribute, value):
-        self.client.fetch_json(
-            '/lists/' + self.id + '/' + attribute,
-            http_method='PUT',
-            post_args={'value': value, }, )
-
-    def close(self):
-        self.client.fetch_json(
-            '/lists/' + self.id + '/closed',
-            http_method='PUT',
-            post_args={'value': 'true', }, )
-        self.closed = True
-
-    def open(self):
-        self.client.fetch_json(
-            '/lists/' + self.id + '/closed',
-            http_method='PUT',
-            post_args={'value': 'false', }, )
-        self.closed = False
-
-    def cardsCnt(self):
-        return len(self.list_cards())
-
-class Card(object):
-    """
-    Class representing a Trello card. Card attributes are stored on
-    the object
-    """
-
-    @property
-    def member_id(self):
-        return self.idMembers
-
-    @property
-    def short_id(self):
-        return self.idShort
-
-    @property
-    def list_id(self):
-        return self.idList
-
-    @property
-    def board_id(self):
-        return self.idBoard
-
-    @property
-    def description(self):
-        return self.desc
-
-    @property
-    def date_last_activity(self):
-        return self.dateLastActivity
-
-    @description.setter
-    def description(self, value):
-        self.desc = value
-
-    @property
-    def idLabels(self):
-        return self.label_ids
-
-    @idLabels.setter
-    def idLabels(self, values):
-        self.label_ids = values
-
-    @property
-    def list_labels(self):
-        if self.labels:
-            return self.labels
-        return None
-
-    @property
-    def comments(self):
-        """
-        Lazily loads and returns the comments
-        """
-        if self._comments is None:
-            self._comments = self.fetch_comments()
-        return self._comments
-
-    @property
-    def checklists(self):
-        """
-        Lazily loads and returns the checklists
-        """
-        if self._checklists is None:
-            self._checklists = self.fetch_checklists()
-        return self._checklists
-
-    def __init__(self, parent, card_id, name=''):
-        """
-        :trello_list: reference to the parent list
-        :card_id: ID for this card
-        """
-        if isinstance(parent, List):
-            self.trello_list = parent
-            self.board = parent.board
-        else:
-            self.board = parent
-
-        self.client = parent.client
-        self.id = card_id
-        self.name = name
-
-    @classmethod
-    def from_json(cls, parent, json_obj):
-        """
-        Deserialize the card json object to a Card object
-
-        :trello_list: the list object that the card belongs to
-        :json_obj: json object
-        """
-        if 'id' not in json_obj:
-            raise Exception("key 'id' is not in json_obj")
-        card = cls(parent,
-                   json_obj['id'],
-                   name=json_obj['name'].encode('utf-8'))
-        card.desc = json_obj.get('desc', '')
-        card.closed = json_obj['closed']
-        card.url = json_obj['url']
-        card.member_ids = json_obj['idMembers']
-        card.idLabels = json_obj['idLabels']
-        card.idList = json_obj['idList']
-        card.labels = Label.from_json_list(card.board, json_obj['labels'])
-        return card
-
-    def __repr__(self):
-        return '<Card %s>' % self.name
-
-    def fetch(self, eager=True):
-        """
-        Fetch all attributes for this card
-        :param eager: If eager is true comments and checklists will be fetched immediately, otherwise on demand
-        """
-        json_obj = self.client.fetch_json(
-            '/cards/' + self.id,
-            query_params={'badges': False})
-        self.id = json_obj['id']
-        self.name = json_obj['name'].encode('utf-8')
-        self.desc = json_obj.get('desc', '')
-        self.closed = json_obj['closed']
-        self.url = json_obj['url']
-        self.idMembers = json_obj['idMembers']
-        self.idShort = json_obj['idShort']
-        self.idList = json_obj['idList']
-        self.idBoard = json_obj['idBoard']
-        self.idLabels = json_obj['idLabels']
-        self.labels = Label.from_json_list(self.board, json_obj['labels'])
-        self.badges = json_obj['badges']
-        self.pos = json_obj['pos']
-        # For consistency, due date is in YYYY-MM-DD format
-        if json_obj.get('due', ''):
-            self.due = json_obj.get('due', '')[:10]
-        else:
-            self.due = ''
-        self.checked = json_obj['checkItemStates']
-        self.dateLastActivity = dateparser.parse(json_obj['dateLastActivity'])
-
-        self._checklists = self.fetch_checklists() if eager else None
-        self._comments = self.fetch_comments() if eager else None
-
-    def fetch_comments(self):
-        comments = []
-
-        if self.badges['comments'] > 0:
-            comments = self.client.fetch_json(
-                '/cards/' + self.id + '/actions',
-                query_params={'filter': 'commentCard'})
-
-        return comments
-
-    def get_list(self):
-        obj = self.client.fetch_json('/lists/' + self.idList)
-        return List.from_json(board=self, json_obj=obj)
-
-    def get_comments(self):
-        comments = []
-        comments = self.client.fetch_json(
-                '/cards/' + self.id + '/actions',
-                query_params={'filter': 'commentCard'})
-        return comments
-
-    def fetch_checklists(self):
-        checklists = []
-        json_obj = self.client.fetch_json(
-            '/cards/' + self.id + '/checklists', )
-        for cl in json_obj:
-            checklists.append(Checklist(self.client, self.checked, cl,
-                                        trello_card=self.id))
-        return checklists
-
-    def fetch_actions(self, action_filter='createCard'):
-        """
-        Fetch actions for this card can give more argv to action_filter,
-        split for ',' json_obj is list
-        """
-        json_obj = self.client.fetch_json(
-            '/cards/' + self.id + '/actions',
-            query_params={'filter': action_filter})
-        self.actions = json_obj
-
-
-    def attriExp(self, multiple):
-        """
-            Provides the option to explore what comes from trello
-            :multiple is one of the attributes of GET /1/cards/[card id or shortlink]/actions
-        """
-        self.fetch_actions(multiple)
-        return self.actions
-
-    def listCardMove_date(self):
-        """
-            Will return the history of transitions of a card from one list to another
-            The lower the index the more resent the historical item
-
-            It returns a list of lists. The sublists are triplates of
-            starting list, ending list and when the transition occured.
-        """
-        self.fetch_actions('updateCard:idList')
-        res =[]
-        for idx in self.actions:
-            date_str = idx['date']
-            dateDate = dateparser.parse(date_str)
-            strLst = idx['data']['listBefore']['name']
-            endLst = idx['data']['listAfter']['name']
-            res.append([strLst,endLst,dateDate])
-        return res
-
-    @property
-    def latestCardMove_date(self):
-        """
-            returns the date of the last card transition
-
-        """
-        self.fetch_actions('updateCard:idList')
-        date_str = self.actions[0]['date']
-        return dateparser.parse(date_str)
-
-    @property
-    def create_date(self):
-        """Will return the creation date of the card.
-
-        WARNING: if the card was create via convertion of a checklist item
-                it fails. attriExp('convertToCardFromCheckItem') allows to
-                test for the condition.
-        """
-        self.fetch_actions()
-        date_str = self.actions[0]['date']
-        return dateparser.parse(date_str)
-
-    @property
-    def due_date(self):
-        return dateparser.parse(self.due) if self.due else ''
-
-    def set_name(self, new_name):
-        """
-        Update the name on the card to :new_name:
-        """
-        self._set_remote_attribute('name', new_name)
-        self.name = new_name
-
-    def set_description(self, description):
-        self._set_remote_attribute('desc', description)
-        self.desc = description
-
-    def set_due(self, due):
-        """Set the due time for the card
-
-        :title: due a datetime object
-        """
-        datestr = due.strftime('%Y-%m-%dT%H:%M:%S')
-        self._set_remote_attribute('due', datestr)
-        self.due = datestr
-
-    def set_pos(self, pos):
-        """
-        Update card position in list
-
-        :pos: 'top', 'bottom' or int
-        """
-        self._set_remote_attribute('pos', pos)
-        self.pos = pos
-
-    def set_closed(self, closed):
-        self._set_remote_attribute('closed', closed)
-        self.closed = closed
-
-    def delete(self):
-        # Delete this card permanently
-        self.client.fetch_json(
-            '/cards/' + self.id,
-            http_method='DELETE', )
-
-    def assign(self, member_id):
-        self.client.fetch_json(
-            '/cards/' + self.id + '/members',
-            http_method='POST',
-            post_args={'value': member_id, })
-
-    def subscribe(self):
-        self.client.fetch_json(
-            '/cards/' + self.id + '/subscribed',
-            http_method='PUT',
-            post_args={'value': True, })
-
-    def comment(self, comment_text):
-        """Add a comment to a card."""
-        self.client.fetch_json(
-            '/cards/' + self.id + '/actions/comments',
-            http_method='POST',
-            post_args={'text': comment_text, })
-
-    def add_label(self, label):
-        self.client.fetch_json(
-            '/cards/' + self.id +'/idLabels',
-            http_method='POST',
-            post_args={'value': label.id})
-
-    def attach(self, name=None, mimeType=None, file=None, url=None):
-        """
-        Add an attachment to the card. The attachment can be either a
-        file or a url. Setting the name and/or mime type is optional.
-        :param name: The name of the attachment
-        :param mimeType: mime type for the attachement
-        :param file: a file-like, binary object that supports read()
-        :param url: a URL pointing to the resource to be attached
-        """
-        if (file and url) or (not file and not url):
-            raise Exception('Please provide either a file or url, and not both!')
-
-        kwargs = {}
-        if file:
-            kwargs['files'] = dict(file=(name, file, mimeType))
-        else:
-            kwargs['name'] = name
-            kwargs['mimeType'] = mimeType
-            kwargs['url'] = url
-
-        self._post_remote_data(
-            'attachments', **kwargs
-        )
-
-    def change_list(self, list_id):
-        self.client.fetch_json(
-            '/cards/' + self.id + '/idList',
-            http_method='PUT',
-            post_args={'value': list_id, })
-
-    def change_board(self, board_id, list_id=None):
-        args = {'value': board_id, }
-        if list_id is not None:
-            args['idList'] = list_id
-        self.client.fetch_json(
-            '/cards/' + self.id + '/idBoard',
-            http_method='PUT',
-            post_args=args)
-
-    def add_checklist(self, title, items, itemstates=None):
-
-        """Add a checklist to this card
-
-        :title: title of the checklist
-        :items: a list of the item names
-        :itemstates: a list of the state (True/False) of each item
-        :return: the checklist
-        """
-        if itemstates is None:
-            itemstates = []
-
-        json_obj = self.client.fetch_json(
-            '/cards/' + self.id + '/checklists',
-            http_method='POST',
-            post_args={'name': title}, )
-
-        cl = Checklist(self.client, [], json_obj, trello_card=self.id)
-        for i, name in enumerate(items):
-            try:
-                checked = itemstates[i]
-            except IndexError:
-                checked = False
-            cl.add_checklist_item(name, checked)
-
-        self.fetch()
-        return cl
-
-    def _set_remote_attribute(self, attribute, value):
-        self.client.fetch_json(
-            '/cards/' + self.id + '/' + attribute,
-            http_method='PUT',
-            post_args={'value': value, }, )
-
-    def _post_remote_data(self, attribute, files=None, **kwargs):
-        self.client.fetch_json(
-            '/cards/' + self.id + '/' + attribute,
-            http_method='POST',
-            files=files,
-            post_args=kwargs )
-
-class Label(object):
-    """
-    Class representing a Trello Label.
-    """
-    def __init__(self, client, label_id, name, color=""):
-        self.client = client
-        self.id = label_id
-        self.name = name
-        self.color = color
-
-    @classmethod
-    def from_json(cls, board, json_obj):
-        """
-        Deserialize the label json object to a Label object
-
-        :board: the parent board the label is on
-        :json_obj: the label json object
-        """
-        label = Label(board.client, label_id=json_obj['id'], name=json_obj['name'].encode('utf-8'), color=json_obj['color'])
-        return label
-
-    @classmethod
-    def from_json_list(cls, board, json_objs):
-        return [cls.from_json(board, obj) for obj in json_objs]
-
-    def __repr__(self):
-        return '<Label %s>' % self.name
-
-    def fetch(self):
-        """Fetch all attributes for this label"""
-        json_obj = self.client.fetch_json(
-            '/labels/' + self.id)
-        self.name = json_obj['name'].encode('utf-8')
-        self.color = json_obj['color']
-        return self
-
-class Member(object):
-    """
-    Class representing a Trello member.
-    """
-
-    def __init__(self, client, member_id, full_name=''):
-        self.client = client
-        self.id = member_id
-        self.full_name = full_name
-
-
-    def __repr__(self):
-        return '<Member %s>' % self.id
-
-    def fetch(self):
-        """Fetch all attributes for this member"""
-        json_obj = self.client.fetch_json(
-            '/members/' + self.id,
-            query_params={'badges': False})
-        self.status = json_obj['status']
-        self.id = json_obj.get('id', '')
-        self.bio = json_obj.get('bio', '')
-        self.url = json_obj.get('url', '')
-        self.username = json_obj['username']
-        self.full_name = json_obj['fullName']
-        self.initials = json_obj['initials']
-        return self
-
-    def fetch_comments(self):
-        comments = []
-        if self.badges['comments'] > 0:
-            comments = self.client.fetch_json(
-                '/members/' + self.id + '/actions',
-                query_params={'filter': 'commentCard'})
-        return comments
-
-    @classmethod
-    def from_json(cls, trello_client, json_obj):
-        """
-        Deserialize the organization json object to a member object
-
-        :trello_client: the trello client
-        :json_obj: the member json object
-        """
-
-        member = Member(trello_client, json_obj['id'], full_name=json_obj['fullName'].encode('utf-8'))
-        member.username = json_obj.get('username', '').encode('utf-8')
-        member.initials = json_obj.get('initials', '').encode('utf-8')
-        # cannot close an organization
-        #organization.closed = json_obj['closed']
-        return member
-
-
-
-class Checklist(object):
-    """
-    Class representing a Trello checklist.
-    """
-
-    def __init__(self, client, checked, obj, trello_card=None):
-        self.client = client
-        self.trello_card = trello_card
-        self.id = obj['id']
-        self.name = obj['name']
-        self.items = obj['checkItems']
-        for i in self.items:
-            i['checked'] = False
-            for cis in checked:
-                if cis['idCheckItem'] == i['id'] and cis['state'] == 'complete':
-                    i['checked'] = True
-
-    def add_checklist_item(self, name, checked=False):
-        """Add a checklist item to this checklist
-
-        :name: name of the checklist item
-        :checked: True if item state should be checked, False otherwise
-        :return: the checklist item json object
-        """
-        json_obj = self.client.fetch_json(
-            '/checklists/' + self.id + '/checkItems',
-            http_method='POST',
-            post_args={'name': name, 'checked': checked}, )
-        json_obj['checked'] = checked
-        self.items.append(json_obj)
-        return json_obj
-
-    def set_checklist_item(self, name, checked):
-        """Set the state of an item on this checklist
-
-        :name: name of the checklist item
-        :checked: True if item state should be checked, False otherwise
-        """
-
-        # Locate the id of the checklist item
-        try:
-            [ix] = [i for i in range(len(self.items)) if
-                    self.items[i]['name'] == name]
-        except ValueError:
-            return
-
-        json_obj = self.client.fetch_json(
-            '/cards/' + self.trello_card + \
-            '/checklist/' + self.id + \
-            '/checkItem/' + self.items[ix]['id'],
-            http_method='PUT',
-            post_args={'state': 'complete' if checked else 'incomplete'})
-
-        json_obj['checked'] = checked
-        self.items[ix] = json_obj
-        return json_obj
-
-    def rename(self, new_name):
-        """Rename this checklist
-
-        :new_name: new name of the checklist
-        """
-
-        json_obj = self.client.fetch_json(
-            '/checklists/' + self.id + '/name/',
-            http_method='PUT',
-            post_args={'value': new_name})
-
-        self.name = json_obj['name']
-
-        return json_obj
-
-    def rename_checklist_item(self, name, new_name):
-        """Rename the item on this checklist
-
-        :name: name of the checklist item
-        :new_name: new name of item
-        """
-
-        # Locate the id of the checklist item
-        try:
-            [ix] = [i for i in range(len(self.items)) if self.items[i]['name'] == name]
-        except ValueError:
-            return
-
-        json_obj = self.client.fetch_json(
-                '/cards/'+self.trello_card+\
-                '/checklist/'+self.id+\
-                '/checkItem/'+self.items[ix]['id'],
-                http_method = 'PUT',
-                post_args = {'name' : new_name})
-
-        self.items[ix] = json_obj
-        return json_obj
-
-    def delete(self):
-        """Removes this checklist"""
-        self.client.fetch_json(
-            '/checklists/%s' % self.id,
-            http_method='DELETE')
-
-    def __repr__(self):
-        return '<Checklist %s>' % self.id
-
-
-class WebHook(object):
-    """Class representing a Trello webhook."""
-
-    def __init__(self, client, token, hook_id=None, desc=None, id_model=None,
-                 callback_url=None, active=False):
-        self.id = hook_id
-        self.desc = desc
-        self.id_model = id_model
-        self.callback_url = callback_url
-        self.active = active
-        self.client = client
-        self.token = token
-
-    def delete(self):
-        """Removes this webhook from Trello"""
-        self.client.fetch_json(
-            '/webhooks/%s' % self.id,
-            http_method='DELETE')
+#!/usr/bin/python
+from board import *
+from card import *
+from checklist import *
+from exceptions import *
+from label import *
+from member import *
+from organization import *
+from trelloclient import *
+from trellolist import *
+from webhook import *
 
 # vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
diff --git a/trello/board.py b/trello/board.py
new file mode 100644
index 00000000..ebd880e0
--- /dev/null
+++ b/trello/board.py
@@ -0,0 +1,286 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+from member import Member
+from card import Card
+from trellolist import List
+from label import Label
+
+
+class Board(object):
+    """
+    Class representing a Trello board. Board attributes are stored as normal
+    Python attributes; access to all sub-objects, however, is always
+    an API call (Lists, Cards).
+    """
+
+    def __init__(self, client=None, board_id=None, organization=None, name=''):
+        """
+        :trello: Reference to a Trello object
+        :board_id: ID for the board
+
+        Alternative Constructor
+
+        :organization: reference to the parent organization
+        :board_id: ID for this board
+
+        """
+        if organization is None:
+            self.client = client
+        else:
+            self.organization = organization
+            self.client = organization.client
+        self.id = board_id
+        self.name = name
+
+    @classmethod
+    def from_json(cls, trello_client=None, organization=None, json_obj=None):
+        """
+        Deserialize the board json object to a Board object
+
+        :trello_client: the trello client
+        :json_obj: the board json object
+
+        Alternative contrustraction:
+
+        Deserialize the board json object to a board object
+
+        :organization: the organization object that the board belongs to
+        :json_obj: the json board object
+        """
+        if organization is None:
+            board = Board(client=trello_client, board_id=json_obj['id'], name=json_obj['name'].encode('utf-8'))
+        else:
+            board = Board(organization=organization, board_id=json_obj['id'], name=json_obj['name'].encode('utf-8'))
+
+        board.description = json_obj.get('desc', '').encode('utf-8')
+        board.closed = json_obj['closed']
+        board.url = json_obj['url']
+        return board
+
+    def __repr__(self):
+        return '<Board %s>' % self.name
+
+    def fetch(self):
+        """Fetch all attributes for this board"""
+        json_obj = self.client.fetch_json('/boards/' + self.id)
+        self.name = json_obj['name']
+        self.description = json_obj.get('desc', '')
+        self.closed = json_obj['closed']
+        self.url = json_obj['url']
+
+    def save(self):
+        pass
+
+    def close(self):
+        self.client.fetch_json(
+            '/boards/' + self.id + '/closed',
+            http_method='PUT',
+            post_args={'value': 'true', }, )
+        self.closed = True
+
+    def open(self):
+        self.client.fetch_json(
+            '/boards/' + self.id + '/closed',
+            http_method='PUT',
+            post_args={'value': 'false', }, )
+        self.closed = False
+
+    def get_list(self, list_id):
+        '''Get list
+
+        :rtype: List
+        '''
+        obj = self.client.fetch_json('/lists/' + list_id)
+        return List.from_json(board=self, json_obj=obj)
+
+    def all_lists(self):
+        """Returns all lists on this board
+
+        :rtype: List
+        """
+        return self.get_lists('all')
+
+    def open_lists(self):
+        """Returns all open lists on this board
+
+        :rtype: List
+        """
+        return self.get_lists('open')
+
+    def closed_lists(self):
+        """Returns all closed lists on this board
+
+        :rtype: List
+        """
+        return self.get_lists('closed')
+
+    def get_lists(self, list_filter):
+        '''Get lists from filter
+
+        :rtype: List
+        '''
+        # error checking
+        json_obj = self.client.fetch_json(
+            '/boards/' + self.id + '/lists',
+            query_params={'cards': 'none', 'filter': list_filter})
+        return [List.from_json(board=self, json_obj=obj) for obj in json_obj]
+
+    def get_labels(self, fields='all', limit=50):
+        '''Get label
+
+        :rtype: Label
+        '''
+        json_obj = self.client.fetch_json(
+              '/boards/' + self.id + '/labels',
+              query_params={'fields': fields, 'limit': limit})
+        return Label.from_json_list(self, json_obj)
+
+    def add_list(self, name):
+        """Add a list to this board
+
+        :name: name for the list
+        :return: the list
+        :rtype: List
+        """
+        obj = self.client.fetch_json(
+            '/lists',
+            http_method='POST',
+            post_args={'name': name, 'idBoard': self.id}, )
+        return List.from_json(board=self, json_obj=obj)
+
+    def add_label(self, name, color):
+        """Add a label to this board
+
+        :name: name of the label
+        :color: the color, either green, yellow, orange
+            red, purple, blue, sky, lime, pink, or black
+        :return: the label
+        :rtype: Label
+        """
+        obj = self.client.fetch_json(
+            '/labels',
+            http_method='POST',
+            post_args={'name': name, 'idBoard': self.id, 'color': color},)
+        return Label.from_json(board=self, json_obj=obj)
+
+    def all_cards(self):
+        """Returns all cards on this board
+
+        :rtype: Card
+        """
+        filters = {
+            'filter': 'all',
+            'fields': 'all'
+        }
+        return self.get_cards(filters)
+
+    def open_cards(self):
+        """Returns all open cards on this board
+
+        :rtype: Card
+        """
+        filters = {
+            'filter': 'open',
+            'fields': 'all'
+        }
+        return self.get_cards(filters)
+
+    def closed_cards(self):
+        """Returns all closed cards on this board
+
+        :rtype: Card
+        """
+        filters = {
+            'filter': 'closed',
+            'fields': 'all'
+        }
+        return self.get_cards(filters)
+
+    def get_cards(self, filters=None):
+        """
+        :card_filter: filters on card status ('open', 'closed', 'all')
+        :query_params: dict containing query parameters. Eg. {'fields': 'all'}
+
+        More info on card queries:
+        https://trello.com/docs/api/board/index.html#get-1-boards-board-id-cards
+
+        :rtype: Card
+        """
+        json_obj = self.client.fetch_json(
+            '/boards/' + self.id + '/cards',
+            query_params=filters
+        )
+
+        return list([Card.from_json(self, json) for json in json_obj])
+
+    def all_members(self):
+        """Returns all members on this board
+
+        :rtype: Member
+        """
+        filters = {
+            'filter': 'all',
+            'fields': 'all'
+        }
+        return self.get_members(filters)
+
+    def normal_members(self):
+        """Returns all normal members on this board
+
+        :rtype: Member
+        """
+        filters = {
+            'filter': 'normal',
+            'fields': 'all'
+        }
+        return self.get_members(filters)
+
+    def admin_members(self):
+        """Returns all admin members on this board
+
+        :rtype: Member
+        """
+        filters = {
+            'filter': 'admins',
+            'fields': 'all'
+        }
+        return self.get_members(filters)
+
+    def owner_members(self):
+        """Returns all owner members on this board
+
+        :rtype: Member
+        """
+        filters = {
+            'filter': 'owners',
+            'fields': 'all'
+        }
+        return self.get_members(filters)
+
+    def get_members(self, filters=None):
+        """Get members with filter
+
+        :rtype: Member
+        """
+        json_obj = self.client.fetch_json(
+            '/boards/' + self.id + '/members',
+            query_params=filters)
+        members = list()
+        for obj in json_obj:
+            m = Member(self.client, obj['id'])
+            m.status = obj.get('status', '').encode('utf-8')
+            m.id = obj.get('id', '')
+            m.bio = obj.get('bio', '')
+            m.url = obj.get('url', '')
+            m.username = obj['username'].encode('utf-8')
+            m.full_name = obj['fullName'].encode('utf-8')
+            m.initials = obj.get('initials', '').encode('utf-8')
+            members.append(m)
+
+        return members
+
+    def fetch_actions(self, action_filter):
+        json_obj = self.client.fetch_json(
+            '/boards/' + self.id + '/actions',
+            query_params={'filter': action_filter})
+        self.actions = json_obj
diff --git a/trello/card.py b/trello/card.py
new file mode 100644
index 00000000..d7aa745e
--- /dev/null
+++ b/trello/card.py
@@ -0,0 +1,383 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+from dateutil import parser as dateparser
+from checklist import Checklist
+from label import Label
+
+
+class Card(object):
+    """
+    Class representing a Trello card. Card attributes are stored on
+    the object
+    """
+
+    @property
+    def member_id(self):
+        return self.idMembers
+
+    @property
+    def short_id(self):
+        return self.idShort
+
+    @property
+    def list_id(self):
+        return self.idList
+
+    @property
+    def board_id(self):
+        return self.idBoard
+
+    @property
+    def description(self):
+        return self.desc
+
+    @property
+    def date_last_activity(self):
+        return self.dateLastActivity
+
+    @description.setter
+    def description(self, value):
+        self.desc = value
+
+    @property
+    def idLabels(self):
+        return self.label_ids
+
+    @idLabels.setter
+    def idLabels(self, values):
+        self.label_ids = values
+
+    @property
+    def list_labels(self):
+        if self.labels:
+            return self.labels
+        return None
+
+    @property
+    def comments(self):
+        """
+        Lazily loads and returns the comments
+        """
+        if self._comments is None:
+            self._comments = self.fetch_comments()
+        return self._comments
+
+    @property
+    def checklists(self):
+        """
+        Lazily loads and returns the checklists
+        """
+        if self._checklists is None:
+            self._checklists = self.fetch_checklists()
+        return self._checklists
+
+    def __init__(self, parent, card_id, name=''):
+        """
+        :trello_list: reference to the parent list
+        :card_id: ID for this card
+        """
+        if isinstance(parent, List):
+            self.trello_list = parent
+            self.board = parent.board
+        else:
+            self.board = parent
+
+        self.client = parent.client
+        self.id = card_id
+        self.name = name
+
+    @classmethod
+    def from_json(cls, parent, json_obj):
+        """
+        Deserialize the card json object to a Card object
+
+        :trello_list: the list object that the card belongs to
+        :json_obj: json object
+        """
+        if 'id' not in json_obj:
+            raise Exception("key 'id' is not in json_obj")
+        card = cls(parent,
+                   json_obj['id'],
+                   name=json_obj['name'].encode('utf-8'))
+        card.desc = json_obj.get('desc', '')
+        card.closed = json_obj['closed']
+        card.url = json_obj['url']
+        card.member_ids = json_obj['idMembers']
+        card.idLabels = json_obj['idLabels']
+        card.idList = json_obj['idList']
+        card.labels = Label.from_json_list(card.board, json_obj['labels'])
+        return card
+
+    def __repr__(self):
+        return '<Card %s>' % self.name
+
+    def fetch(self, eager=True):
+        """
+        Fetch all attributes for this card
+        :param eager: If eager is true comments and checklists will be fetched immediately, otherwise on demand
+        """
+        json_obj = self.client.fetch_json(
+            '/cards/' + self.id,
+            query_params={'badges': False})
+        self.id = json_obj['id']
+        self.name = json_obj['name'].encode('utf-8')
+        self.desc = json_obj.get('desc', '')
+        self.closed = json_obj['closed']
+        self.url = json_obj['url']
+        self.idMembers = json_obj['idMembers']
+        self.idShort = json_obj['idShort']
+        self.idList = json_obj['idList']
+        self.idBoard = json_obj['idBoard']
+        self.idLabels = json_obj['idLabels']
+        self.labels = Label.from_json_list(self.board, json_obj['labels'])
+        self.badges = json_obj['badges']
+        self.pos = json_obj['pos']
+        # For consistency, due date is in YYYY-MM-DD format
+        if json_obj.get('due', ''):
+            self.due = json_obj.get('due', '')[:10]
+        else:
+            self.due = ''
+        self.checked = json_obj['checkItemStates']
+        self.dateLastActivity = dateparser.parse(json_obj['dateLastActivity'])
+
+        self._checklists = self.fetch_checklists() if eager else None
+        self._comments = self.fetch_comments() if eager else None
+
+    def fetch_comments(self):
+        comments = []
+
+        if self.badges['comments'] > 0:
+            comments = self.client.fetch_json(
+                '/cards/' + self.id + '/actions',
+                query_params={'filter': 'commentCard'})
+
+        return comments
+
+    def get_list(self):
+        obj = self.client.fetch_json('/lists/' + self.idList)
+        return List.from_json(board=self, json_obj=obj)
+
+    def get_comments(self):
+        comments = []
+        comments = self.client.fetch_json(
+                '/cards/' + self.id + '/actions',
+                query_params={'filter': 'commentCard'})
+        return comments
+
+    def fetch_checklists(self):
+        checklists = []
+        json_obj = self.client.fetch_json(
+            '/cards/' + self.id + '/checklists', )
+        for cl in json_obj:
+            checklists.append(Checklist(self.client, self.checked, cl,
+                                        trello_card=self.id))
+        return checklists
+
+    def fetch_actions(self, action_filter='createCard'):
+        """
+        Fetch actions for this card can give more argv to action_filter,
+        split for ',' json_obj is list
+        """
+        json_obj = self.client.fetch_json(
+            '/cards/' + self.id + '/actions',
+            query_params={'filter': action_filter})
+        self.actions = json_obj
+
+    def attriExp(self, multiple):
+        """
+            Provides the option to explore what comes from trello
+            :multiple is one of the attributes of GET /1/cards/[card id or shortlink]/actions
+        """
+        self.fetch_actions(multiple)
+        return self.actions
+
+    def listCardMove_date(self):
+        """
+            Will return the history of transitions of a card from one list to another
+            The lower the index the more resent the historical item
+
+            It returns a list of lists. The sublists are triplates of
+            starting list, ending list and when the transition occured.
+        """
+        self.fetch_actions('updateCard:idList')
+        res = []
+        for idx in self.actions:
+            date_str = idx['date']
+            dateDate = dateparser.parse(date_str)
+            strLst = idx['data']['listBefore']['name']
+            endLst = idx['data']['listAfter']['name']
+            res.append([strLst, endLst, dateDate])
+        return res
+
+    @property
+    def latestCardMove_date(self):
+        """
+            returns the date of the last card transition
+
+        """
+        self.fetch_actions('updateCard:idList')
+        date_str = self.actions[0]['date']
+        return dateparser.parse(date_str)
+
+    @property
+    def create_date(self):
+        """Will return the creation date of the card.
+
+        WARNING: if the card was create via convertion of a checklist item
+                it fails. attriExp('convertToCardFromCheckItem') allows to
+                test for the condition.
+        """
+        self.fetch_actions()
+        date_str = self.actions[0]['date']
+        return dateparser.parse(date_str)
+
+    @property
+    def due_date(self):
+        return dateparser.parse(self.due) if self.due else ''
+
+    def set_name(self, new_name):
+        """
+        Update the name on the card to :new_name:
+        """
+        self._set_remote_attribute('name', new_name)
+        self.name = new_name
+
+    def set_description(self, description):
+        self._set_remote_attribute('desc', description)
+        self.desc = description
+
+    def set_due(self, due):
+        """Set the due time for the card
+
+        :title: due a datetime object
+        """
+        datestr = due.strftime('%Y-%m-%dT%H:%M:%S')
+        self._set_remote_attribute('due', datestr)
+        self.due = datestr
+
+    def set_pos(self, pos):
+        """
+        Update card position in list
+
+        :pos: 'top', 'bottom' or int
+        """
+        self._set_remote_attribute('pos', pos)
+        self.pos = pos
+
+    def set_closed(self, closed):
+        self._set_remote_attribute('closed', closed)
+        self.closed = closed
+
+    def delete(self):
+        # Delete this card permanently
+        self.client.fetch_json(
+            '/cards/' + self.id,
+            http_method='DELETE', )
+
+    def assign(self, member_id):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/members',
+            http_method='POST',
+            post_args={'value': member_id, })
+
+    def subscribe(self):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/subscribed',
+            http_method='PUT',
+            post_args={'value': True, })
+
+    def comment(self, comment_text):
+        """Add a comment to a card."""
+        self.client.fetch_json(
+            '/cards/' + self.id + '/actions/comments',
+            http_method='POST',
+            post_args={'text': comment_text, })
+
+    def add_label(self, label):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/idLabels',
+            http_method='POST',
+            post_args={'value': label.id})
+
+    def attach(self, name=None, mimeType=None, file=None, url=None):
+        """
+        Add an attachment to the card. The attachment can be either a
+        file or a url. Setting the name and/or mime type is optional.
+        :param name: The name of the attachment
+        :param mimeType: mime type for the attachement
+        :param file: a file-like, binary object that supports read()
+        :param url: a URL pointing to the resource to be attached
+        """
+        if (file and url) or (not file and not url):
+            raise Exception('Please provide either a file or url, and not both!')
+
+        kwargs = {}
+        if file:
+            kwargs['files'] = dict(file=(name, file, mimeType))
+        else:
+            kwargs['name'] = name
+            kwargs['mimeType'] = mimeType
+            kwargs['url'] = url
+
+        self._post_remote_data(
+            'attachments', **kwargs
+        )
+
+    def change_list(self, list_id):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/idList',
+            http_method='PUT',
+            post_args={'value': list_id, })
+
+    def change_board(self, board_id, list_id=None):
+        args = {'value': board_id, }
+        if list_id is not None:
+            args['idList'] = list_id
+        self.client.fetch_json(
+            '/cards/' + self.id + '/idBoard',
+            http_method='PUT',
+            post_args=args)
+
+    def add_checklist(self, title, items, itemstates=None):
+
+        """Add a checklist to this card
+
+        :title: title of the checklist
+        :items: a list of the item names
+        :itemstates: a list of the state (True/False) of each item
+        :return: the checklist
+        """
+        if itemstates is None:
+            itemstates = []
+
+        json_obj = self.client.fetch_json(
+            '/cards/' + self.id + '/checklists',
+            http_method='POST',
+            post_args={'name': title}, )
+
+        cl = Checklist(self.client, [], json_obj, trello_card=self.id)
+        for i, name in enumerate(items):
+            try:
+                checked = itemstates[i]
+            except IndexError:
+                checked = False
+            cl.add_checklist_item(name, checked)
+
+        self.fetch()
+        return cl
+
+    def _set_remote_attribute(self, attribute, value):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/' + attribute,
+            http_method='PUT',
+            post_args={'value': value, }, )
+
+    def _post_remote_data(self, attribute, files=None, **kwargs):
+        self.client.fetch_json(
+            '/cards/' + self.id + '/' + attribute,
+            http_method='POST',
+            files=files,
+            post_args=kwargs)
+
+
+from trellolist import List
diff --git a/trello/checklist.py b/trello/checklist.py
new file mode 100644
index 00000000..0ce01bb3
--- /dev/null
+++ b/trello/checklist.py
@@ -0,0 +1,107 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+
+
+class Checklist(object):
+    """
+    Class representing a Trello checklist.
+    """
+
+    def __init__(self, client, checked, obj, trello_card=None):
+        self.client = client
+        self.trello_card = trello_card
+        self.id = obj['id']
+        self.name = obj['name']
+        self.items = obj['checkItems']
+        for i in self.items:
+            i['checked'] = False
+            for cis in checked:
+                if cis['idCheckItem'] == i['id'] and cis['state'] == 'complete':
+                    i['checked'] = True
+
+    def add_checklist_item(self, name, checked=False):
+        """Add a checklist item to this checklist
+
+        :name: name of the checklist item
+        :checked: True if item state should be checked, False otherwise
+        :return: the checklist item json object
+        """
+        json_obj = self.client.fetch_json(
+            '/checklists/' + self.id + '/checkItems',
+            http_method='POST',
+            post_args={'name': name, 'checked': checked}, )
+        json_obj['checked'] = checked
+        self.items.append(json_obj)
+        return json_obj
+
+    def set_checklist_item(self, name, checked):
+        """Set the state of an item on this checklist
+
+        :name: name of the checklist item
+        :checked: True if item state should be checked, False otherwise
+        """
+
+        # Locate the id of the checklist item
+        try:
+            [ix] = [i for i in range(len(self.items)) if
+                    self.items[i]['name'] == name]
+        except ValueError:
+            return
+
+        json_obj = self.client.fetch_json(
+            '/cards/' + self.trello_card +
+            '/checklist/' + self.id +
+            '/checkItem/' + self.items[ix]['id'],
+            http_method='PUT',
+            post_args={'state': 'complete' if checked else 'incomplete'})
+
+        json_obj['checked'] = checked
+        self.items[ix] = json_obj
+        return json_obj
+
+    def rename(self, new_name):
+        """Rename this checklist
+
+        :new_name: new name of the checklist
+        """
+
+        json_obj = self.client.fetch_json(
+            '/checklists/' + self.id + '/name/',
+            http_method='PUT',
+            post_args={'value': new_name})
+
+        self.name = json_obj['name']
+
+        return json_obj
+
+    def rename_checklist_item(self, name, new_name):
+        """Rename the item on this checklist
+
+        :name: name of the checklist item
+        :new_name: new name of item
+        """
+
+        # Locate the id of the checklist item
+        try:
+            [ix] = [i for i in range(len(self.items)) if self.items[i]['name'] == name]
+        except ValueError:
+            return
+
+        json_obj = self.client.fetch_json(
+                '/cards/' + self.trello_card +
+                '/checklist/' + self.id +
+                '/checkItem/' + self.items[ix]['id'],
+                http_method='PUT',
+                post_args={'name': new_name})
+
+        self.items[ix] = json_obj
+        return json_obj
+
+    def delete(self):
+        """Removes this checklist"""
+        self.client.fetch_json(
+            '/checklists/%s' % self.id,
+            http_method='DELETE')
+
+    def __repr__(self):
+        return '<Checklist %s>' % self.id
diff --git a/trello/exceptions.py b/trello/exceptions.py
new file mode 100644
index 00000000..b0cf8daf
--- /dev/null
+++ b/trello/exceptions.py
@@ -0,0 +1,22 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+
+
+class ResourceUnavailable(Exception):
+    """Exception representing a failed request to a resource"""
+
+    def __init__(self, msg, http_response):
+        Exception.__init__(self)
+        self._msg = msg
+        self._status = http_response.status_code
+
+    def __str__(self):
+        return "%s (HTTP status: %s)" % (self._msg, self._status)
+
+
+class Unauthorized(ResourceUnavailable):
+    pass
+
+
+class TokenError(Exception):
+    pass
diff --git a/trello/label.py b/trello/label.py
new file mode 100644
index 00000000..97fc2238
--- /dev/null
+++ b/trello/label.py
@@ -0,0 +1,42 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+
+
+class Label(object):
+    """
+    Class representing a Trello Label.
+    """
+    def __init__(self, client, label_id, name, color=""):
+        self.client = client
+        self.id = label_id
+        self.name = name
+        self.color = color
+
+    @classmethod
+    def from_json(cls, board, json_obj):
+        """
+        Deserialize the label json object to a Label object
+
+        :board: the parent board the label is on
+        :json_obj: the label json object
+        """
+        label = Label(board.client,
+                      label_id=json_obj['id'],
+                      name=json_obj['name'].encode('utf-8'),
+                      color=json_obj['color'])
+        return label
+
+    @classmethod
+    def from_json_list(cls, board, json_objs):
+        return [cls.from_json(board, obj) for obj in json_objs]
+
+    def __repr__(self):
+        return '<Label %s>' % self.name
+
+    def fetch(self):
+        """Fetch all attributes for this label"""
+        json_obj = self.client.fetch_json(
+            '/labels/' + self.id)
+        self.name = json_obj['name'].encode('utf-8')
+        self.color = json_obj['color']
+        return self
diff --git a/trello/member.py b/trello/member.py
new file mode 100644
index 00000000..bf97f6c3
--- /dev/null
+++ b/trello/member.py
@@ -0,0 +1,54 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+
+
+class Member(object):
+    """
+    Class representing a Trello member.
+    """
+
+    def __init__(self, client, member_id, full_name=''):
+        self.client = client
+        self.id = member_id
+        self.full_name = full_name
+
+    def __repr__(self):
+        return '<Member %s>' % self.id
+
+    def fetch(self):
+        """Fetch all attributes for this member"""
+        json_obj = self.client.fetch_json(
+            '/members/' + self.id,
+            query_params={'badges': False})
+        self.status = json_obj['status']
+        self.id = json_obj.get('id', '')
+        self.bio = json_obj.get('bio', '')
+        self.url = json_obj.get('url', '')
+        self.username = json_obj['username']
+        self.full_name = json_obj['fullName']
+        self.initials = json_obj['initials']
+        return self
+
+    def fetch_comments(self):
+        comments = []
+        if self.badges['comments'] > 0:
+            comments = self.client.fetch_json(
+                '/members/' + self.id + '/actions',
+                query_params={'filter': 'commentCard'})
+        return comments
+
+    @classmethod
+    def from_json(cls, trello_client, json_obj):
+        """
+        Deserialize the organization json object to a member object
+
+        :trello_client: the trello client
+        :json_obj: the member json object
+        """
+
+        member = Member(trello_client, json_obj['id'], full_name=json_obj['fullName'].encode('utf-8'))
+        member.username = json_obj.get('username', '').encode('utf-8')
+        member.initials = json_obj.get('initials', '').encode('utf-8')
+        # cannot close an organization
+        # organization.closed = json_obj['closed']
+        return member
diff --git a/trello/organization.py b/trello/organization.py
new file mode 100644
index 00000000..4636a6d6
--- /dev/null
+++ b/trello/organization.py
@@ -0,0 +1,73 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+from board import Board
+from member import Member
+
+
+class Organization(object):
+
+    """
+    Class representing an organization
+    """
+    def __init__(self, client, organization_id,   name=''):
+        self.client = client
+        self.id = organization_id
+        self.name = name
+
+    @classmethod
+    def from_json(cls, trello_client, json_obj):
+        """
+        Deserialize the board json object to a Organization object
+
+        :trello_client: the trello client
+        :json_obj: the board json object
+        """
+        organization = Organization(trello_client, json_obj['id'], name=json_obj['name'].encode('utf-8'))
+        organization.description = json_obj.get('desc', '').encode('utf-8')
+        # cannot close an organization
+        # organization.closed = json_obj['closed']
+        organization.url = json_obj['url']
+        return organization
+
+    def __repr__(self):
+        return '<Organization %s>' % self.name
+
+    def fetch(self):
+        """Fetch all attributes for this organization"""
+        json_obj = self.client.fetch_json('/organizations/' + self.id)
+        self.name = json_obj['name']
+        self.description = json_obj.get('desc', '')
+        self.closed = json_obj['closed']
+        self.url = json_obj['url']
+
+    def all_boards(self):
+        """Returns all boards on this organization"""
+        return self.get_boards('all')
+
+    def get_boards(self, list_filter):
+        '''Get boards using filter
+
+        :rtype: Board
+        '''
+        # error checking
+        json_obj = self.client.fetch_json(
+            '/organizations/' + self.id + '/boards',
+            query_params={'lists': 'none', 'filter': list_filter})
+        return [Board.from_json(organization=self, json_obj=obj) for obj in json_obj]
+
+    def get_board(self, field_name):
+        '''Get board
+
+        :rtype: Board
+        '''
+        # error checking
+        json_obj = self.client.fetch_json(
+            '/organizations/' + self.id + '/boards',
+            query_params={'filter': 'open', 'fields': field_name})
+        return [Board.from_json(organization=self, json_obj=obj) for obj in json_obj]
+
+    def get_members(self):
+        json_obj = self.client.fetch_json(
+            '/organizations/' + self.id + '/members',
+            query_params={'filter': 'all'})
+        return [Member.from_json(trello_client=self.client, json_obj=obj) for obj in json_obj]
diff --git a/trello/trelloclient.py b/trello/trelloclient.py
new file mode 100644
index 00000000..f9d9c382
--- /dev/null
+++ b/trello/trelloclient.py
@@ -0,0 +1,227 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+import requests
+from requests_oauthlib import OAuth1
+from board import Board
+from card import Card
+from exceptions import *
+
+
+class TrelloClient(object):
+    """ Base class for Trello API access """
+
+    def __init__(self, api_key, api_secret=None, token=None, token_secret=None):
+        """
+        Constructor
+
+        :api_key: API key generated at https://trello.com/1/appKey/generate
+        :api_secret: the secret component of api_key
+        :token_key: OAuth token generated by the user in
+                    trello.util.create_oauth_token
+        :token_secret: the OAuth client secret for the given OAuth token
+        """
+
+        # client key and secret for oauth1 session
+        if api_key or token:
+            self.oauth = OAuth1(client_key=api_key, client_secret=api_secret,
+                                resource_owner_key=token, resource_owner_secret=token_secret)
+        else:
+            self.oauth = None
+
+        self.public_only = token is None
+        self.api_key = api_key
+        self.api_secret = api_secret
+        self.resource_owner_key = token
+        self.resource_owner_secret = token_secret
+
+    def info_for_all_boards(self, actions):
+        """
+        Use this if you want to retrieve info for all your boards in one swoop
+        """
+        if self.public_only:
+            return None
+        else:
+            json_obj = self.fetch_json(
+                '/members/me/boards/all',
+                query_params={'actions': actions})
+            self.all_info = json_obj
+
+    def logout(self):
+        """Log out of Trello."""
+        # TODO: This function.
+        raise NotImplementedError()
+
+    def list_boards(self):
+        """
+        Returns all boards for your Trello user
+
+        :return: a list of Python objects representing the Trello boards.
+        :rtype: Board
+
+        Each board has the following noteworthy attributes:
+            - id: the board's identifier
+            - name: Name of the board
+            - desc: Description of the board (optional - may be missing from the
+                    returned JSON)
+            - closed: Boolean representing whether this board is closed or not
+            - url: URL to the board
+        """
+        json_obj = self.fetch_json('/members/me/boards')
+        return [Board.from_json(self, json_obj=obj) for obj in json_obj]
+
+    def list_organizations(self):
+        """
+        Returns all organizations for your Trello user
+
+        :return: a list of Python objects representing the Trello organizations.
+        :rtype: Organization
+
+        Each organization has the following noteworthy attributes:
+            - id: the organization's identifier
+            - name: Name of the organization
+            - desc: Description of the organization (optional - may be missing from the
+                    returned JSON)
+            - closed: Boolean representing whether this organization is closed or not
+            - url: URL to the organization
+        """
+        json_obj = self.fetch_json('members/me/organizations')
+        return [Organization.from_json(self, obj) for obj in json_obj]
+
+    def get_organization(self, organization_id):
+        '''Get organization
+
+        :rtype: Organization
+        '''
+        obj = self.fetch_json('/organizations/' + organization_id)
+
+        return Organization.from_json(self, obj)
+
+    def get_board(self, board_id):
+        '''Get board
+
+        :rtype: Board
+        '''
+        obj = self.fetch_json('/boards/' + board_id)
+        return Board.from_json(self, json_obj=obj)
+
+    def add_board(self, board_name):
+        '''Create board
+
+        :rtype: Board
+        '''
+        obj = self.fetch_json('/boards', http_method='POST',
+                              post_args={'name': board_name})
+        return Board.from_json(self, json_obj=obj)
+
+    def get_member(self, member_id):
+        '''Get member
+
+        :rtype: Member
+        '''
+        return Member(self, member_id).fetch()
+
+    def get_card(self, card_id):
+        '''Get card
+
+        :rtype: Card
+        '''
+        card_json = self.fetch_json('/cards/' + card_id)
+        list_json = self.fetch_json('/lists/' + card_json['idList'])
+        board = self.get_board(card_json['idBoard'])
+        return Card.from_json(List.from_json(board, list_json), card_json)
+
+    def fetch_json(
+            self,
+            uri_path,
+            http_method='GET',
+            headers=None,
+            query_params=None,
+            post_args=None,
+            files=None):
+        """ Fetch some JSON from Trello """
+
+        # explicit values here to avoid mutable default values
+        if headers is None:
+            headers = {}
+        if query_params is None:
+            query_params = {}
+        if post_args is None:
+            post_args = {}
+
+        # if files specified, we don't want any data
+        data = None
+        if files is None:
+            data = json.dumps(post_args)
+
+        # set content type and accept headers to handle JSON
+        if http_method in ("POST", "PUT", "DELETE") and not files:
+            headers['Content-Type'] = 'application/json; charset=utf-8'
+
+        headers['Accept'] = 'application/json'
+
+        # construct the full URL without query parameters
+        if uri_path[0] == '/':
+            uri_path = uri_path[1:]
+        url = 'https://api.trello.com/1/%s' % uri_path
+
+        # perform the HTTP requests, if possible uses OAuth authentication
+        response = requests.request(http_method, url, params=query_params,
+                                    headers=headers, data=data,
+                                    auth=self.oauth, files=files)
+
+        if response.status_code == 401:
+            raise Unauthorized("%s at %s" % (response.text, url), response)
+        if response.status_code != 200:
+            raise ResourceUnavailable("%s at %s" % (response.text, url), response)
+
+        return response.json()
+
+    def list_hooks(self, token=None):
+        """
+        Returns a list of all hooks associated with a specific token. If you don't pass in a token,
+        it tries to use the token associated with the TrelloClient object (if it exists)
+        """
+        token = token or self.resource_owner_key
+
+        if token is None:
+            raise TokenError("You need to pass an auth token in to list hooks.")
+        else:
+            url = "/tokens/%s/webhooks" % token
+            return self._existing_hook_objs(self.fetch_json(url), token)
+
+    def _existing_hook_objs(self, hooks, token):
+        """
+        Given a list of hook dicts passed from list_hooks, creates
+        the hook objects
+        """
+        all_hooks = []
+        for hook in hooks:
+            new_hook = WebHook(self, token, hook['id'], hook['description'],
+                               hook['idModel'],
+                               hook['callbackURL'], hook['active'])
+            all_hooks.append(new_hook)
+        return all_hooks
+
+    def create_hook(self, callback_url, id_model, desc=None, token=None):
+        """
+        Creates a new webhook. Returns the WebHook object created.
+
+        There seems to be some sort of bug that makes you unable to create a
+        hook using httplib2, so I'm using urllib2 for that instead.
+        """
+        token = token or self.resource_owner_key
+
+        if token is None:
+            raise TokenError("You need to pass an auth token in to create a hook.")
+
+        url = "https://trello.com/1/tokens/%s/webhooks/" % token
+        data = {'callbackURL': callback_url, 'idModel': id_model,
+                'description': desc}
+
+        response = requests.post(url, data=data, auth=self.oauth)
+
+        if response.status_code == 200:
+            hook_id = response.json()['id']
+            return WebHook(self, token, hook_id, desc, id_model, callback_url, True)
+        else:
+            return False
diff --git a/trello/trellolist.py b/trello/trellolist.py
new file mode 100644
index 00000000..934935d1
--- /dev/null
+++ b/trello/trellolist.py
@@ -0,0 +1,102 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+from card import Card
+
+
+class List(object):
+    """
+    Class representing a Trello list. List attributes are stored on the object,
+    but access to sub-objects (Cards) require an API call
+    """
+
+    def __init__(self, board, list_id, name=''):
+        """Constructor
+
+        :board: reference to the parent board
+        :list_id: ID for this list
+        """
+        self.board = board
+        self.client = board.client
+        self.id = list_id
+        self.name = name
+
+    @classmethod
+    def from_json(cls, board, json_obj):
+        """
+        Deserialize the list json object to a List object
+
+        :board: the board object that the list belongs to
+        :json_obj: the json list object
+        """
+        list = List(board, json_obj['id'], name=json_obj['name'].encode('utf-8'))
+        list.closed = json_obj['closed']
+        return list
+
+    def __repr__(self):
+        return '<List %s>' % self.name
+
+    def fetch(self):
+        """Fetch all attributes for this list"""
+        json_obj = self.client.fetch_json('/lists/' + self.id)
+        self.name = json_obj['name']
+        self.closed = json_obj['closed']
+
+    def list_cards(self):
+        """Lists all cards in this list"""
+        json_obj = self.client.fetch_json('/lists/' + self.id + '/cards')
+        return [Card.from_json(self, c) for c in json_obj]
+
+    def add_card(self, name, desc=None, labels=[], due="null"):
+        """Add a card to this list
+
+        :name: name for the card
+        :desc: the description of the card
+        :labels: a list of label IDs to be added
+        :return: the card
+        """
+        labels_str = ""
+        for label in labels:
+            labels_str += label.id + ","
+        json_obj = self.client.fetch_json(
+            '/cards',
+            http_method='POST',
+            post_args={'name': name, 'idList': self.id, 'desc': desc, 'idLabels': labels_str[:-1], 'due': due})
+        return Card.from_json(self, json_obj)
+
+    def archive_all_cards(self):
+        self.client.fetch_json(
+            '/lists/' + self.id + '/archiveAllCards',
+            http_method='POST')
+
+    def fetch_actions(self, action_filter):
+        """
+        Fetch actions for this list can give more argv to action_filter,
+        split for ',' json_obj is list
+        """
+        json_obj = self.client.fetch_json(
+            '/lists/' + self.id + '/actions',
+            query_params={'filter': action_filter})
+        self.actions = json_obj
+
+    def _set_remote_attribute(self, attribute, value):
+        self.client.fetch_json(
+            '/lists/' + self.id + '/' + attribute,
+            http_method='PUT',
+            post_args={'value': value, }, )
+
+    def close(self):
+        self.client.fetch_json(
+            '/lists/' + self.id + '/closed',
+            http_method='PUT',
+            post_args={'value': 'true', }, )
+        self.closed = True
+
+    def open(self):
+        self.client.fetch_json(
+            '/lists/' + self.id + '/closed',
+            http_method='PUT',
+            post_args={'value': 'false', }, )
+        self.closed = False
+
+    def cardsCnt(self):
+        return len(self.list_cards())
diff --git a/trello/util.py b/trello/util.py
index 0ce064a8..e8adaf6e 100755
--- a/trello/util.py
+++ b/trello/util.py
@@ -1,9 +1,10 @@
 #!/usr/bin/python
-
+from __future__ import with_statement, print_function
 import os
 
 from requests_oauthlib import OAuth1Session
 
+
 def create_oauth_token(expiration=None, scope=None, key=None, secret=None, name=None, output=True):
     """
     Script to obtain an OAuth token from Trello.
diff --git a/trello/webhook.py b/trello/webhook.py
new file mode 100644
index 00000000..3f0979d1
--- /dev/null
+++ b/trello/webhook.py
@@ -0,0 +1,22 @@
+#!/usr/bin/python
+from __future__ import with_statement, print_function
+
+
+class WebHook(object):
+    """Class representing a Trello webhook."""
+
+    def __init__(self, client, token, hook_id=None, desc=None, id_model=None,
+                 callback_url=None, active=False):
+        self.id = hook_id
+        self.desc = desc
+        self.id_model = id_model
+        self.callback_url = callback_url
+        self.active = active
+        self.client = client
+        self.token = token
+
+    def delete(self):
+        """Removes this webhook from Trello"""
+        self.client.fetch_json(
+            '/webhooks/%s' % self.id,
+            http_method='DELETE')