app.py~

from flask import Flask, render_template, request, redirect, url_for
import pymongo
import yaml

app = Flask(__name__)

mongodb_uri = 'mongodb://pomonashuffle:arrokearroke@ds033907.mongolab.com:33907/pomonashuffle'
db_name = 'pomonashuffle'
connection = pymongo.Connection(mongodb_uri)


MAJORS = yaml.load(file('majors.yaml', 'r'))

@app.route('/majors')
def majors():
    return render_template('majors.html', majors=MAJORS)

@app.route('/major/<major>/<int:number>', methods=['GET', 'POST'])
def ratings(major, number):
    if request.method == 'POST':
        # Store the review in the database

            # Change the request type to GET

    #find the reviews
    avg_rating = None
    #Once we have the reviews fimd the average rating for the course 
    if reviews:
        ratings_sum = sum([r.get('rating', 0) for r in reviews])
        avg_rating = float(ratings_sum) / len(reviews)
        avg_rating = round(avg_rating, 2)
    course = course[0]
    return render_template("ratings.html", course=course, avg_rating=avg_rating,
            reviews=reviews)


@app.route('/courses')
def classes_for_major():
    major_code = request.args.get('major', 'any')
    school = request.args.get('school', 'any')

    major = None

    filter_doc = {}


    #get a listed of the courses offered by name and 

    return render_template("courses.html", courses=courses,
                           major_code=major_code, major=major)


@app.route('/')
def index():
    return render_template('index.html', courses=courses, majors=MAJORS)


if __name__ == '__main__':
    app.run(debug=True)