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server.py
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server.py
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import os
from flask import Flask, jsonify
from flask_cors import CORS
from flasgger import Swagger
from app.routes import api
from app.models import db
def create_app(config_name):
""" app factory """
# import config options
from config.config import app_config
app = Flask(__name__)
# allow cross-domain requests
CORS(app)
# use running config settings on app
app.config.from_object(app_config[config_name])
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
# register app with the db
db.init_app(app)
# initialize api resources
api.init_app(app)
# swagger
app.config['SWAGGER'] = {
'title': 'Project Cohort backend API',
'uiversion': 3
}
Swagger(app, template_file='api_docs.json')
# handle default 404 exceptions with a custom response
@app.errorhandler(404)
def resource_not_found(exception):
response = jsonify(dict(status='fail', data={
'error': 'Not found', 'message': 'The requested URL was'
' not found on the server. If you entered the URL '
'manually please check and try again'
}))
response.status_code = 404
return response
# both error handlers below handle default 500 exceptions with a custom
# response
@app.errorhandler(500)
def internal_server_error(error):
response = jsonify(dict(status=error, error='Internal Server Error',
message='The server encountered an internal error and was'
' unable to complete your request. Either the server is'
' overloaded or there is an error in the application'))
response.status_code = 500
return response
return app
# create app instance using running config
app = create_app(os.getenv('FLASK_ENV') or 'production')
if __name__ == '__main__':
app.run()