main.py

from pprint import pprint as pp
from flask import (
    Flask,
    flash,
    redirect,
    render_template,
    request,
    url_for
)
from weather import query_api

app = Flask(__name__)


@app.route('/')
def index():
    return render_template(
        'weather.html',
        data=[
            {'name': 'Toronto'},
            {'name': 'Montreal'},
            {'name': 'Calgary'},
            {'name': 'Ottawa'},
            {'name': 'Edmonton'},
            {'name': 'Mississauga'},
            {'name': 'Winnipeg'},
            {'name': 'Vancouver'},
            {'name': 'Brampton'},
            {'name': 'Quebec'}
        ]
    )


@app.route('/result', methods=['GET', 'POST'])
def result():
    data = []
    error = None
    select = request.form.get('comp_select')
    resp = query_api(select)

    pp(resp)

    if resp:
        data.append(resp)

    if len(data) != 2:
        error = 'Bad Response from Weather API'

    return render_template(
        'result.html',
        data=data,
        error=error
    )


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