Bulk migration to AnsibleAWSModule (ansible-collections#173)

* Update comments to reference AnsibleAWSModule rather than AnsibleModule
* Bulk re-order imports and split onto one from import per-line.
* Add AnsibleAWSModule imports
* Migrate boto 2 based modules to AnsibleAWSModule
* Move boto3-only modules over to AnsibleAWSModule
* Remove extra ec2_argument_spec calls - not needed now we're using AnsibleAWSModule
* Remove most HAS_BOTO3 code, it's handled by AnsibleAWSModule
* Handle missing Boto 2 consistently  (HAS_BOTO)
* Remove AnsibleModule imports
* Changelog fragment

This commit was initially merged in https://github.com/ansible-collections/community.aws
See: ansible-collections/community.aws@818c6d2

plugins/modules/ec2_vpc_igw_info.py

@@ -91,16 +91,13 @@
 try:
     import botocore
 except ImportError:
-    pass  # will be captured by imported HAS_BOTO3
+    pass  # Handled by AnsibleAWSModule
 
-from ansible.module_utils.basic import AnsibleModule
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import (ec2_argument_spec,
-                                                                     get_aws_connection_info,
-                                                                     boto3_conn,
-                                                                     camel_dict_to_snake_dict,
-                                                                     ansible_dict_to_boto3_filter_list,
-                                                                     HAS_BOTO3,
-                                                                     )
+from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import get_aws_connection_info
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import boto3_conn
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import camel_dict_to_snake_dict
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import ansible_dict_to_boto3_filter_list
 
 
 def get_internet_gateway_info(internet_gateway):
@@ -128,22 +125,16 @@ def list_internet_gateways(client, module):
 
 
 def main():
-    argument_spec = ec2_argument_spec()
-    argument_spec.update(
-        dict(
-            filters=dict(type='dict', default=dict()),
-            internet_gateway_ids=dict(type='list', default=None, elements='str')
-        )
+    argument_spec = dict(
+        filters=dict(type='dict', default=dict()),
+        internet_gateway_ids=dict(type='list', default=None, elements='str'),
     )
 
-    module = AnsibleModule(argument_spec=argument_spec, supports_check_mode=True)
+    module = AnsibleAWSModule(argument_spec=argument_spec, supports_check_mode=True)
     if module._name == 'ec2_vpc_igw_facts':
         module.deprecate("The 'ec2_vpc_igw_facts' module has been renamed to 'ec2_vpc_igw_info'", date='2021-12-01', collection_name='community.aws')
 
     # Validate Requirements
-    if not HAS_BOTO3:
-        module.fail_json(msg='botocore and boto3 are required.')
-
     try:
         region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
         connection = boto3_conn(module, conn_type='client', resource='ec2', region=region, endpoint=ec2_url, **aws_connect_kwargs)