Remove env parameter from app factory function

{{cookiecutter.repo_name}}/manage.py

@@ -10,7 +10,7 @@ from {{cookiecutter.repo_name}}.models import db
 
 env = os.environ.get("{{cookiecutter.repo_name | upper }}_ENV", 'prod')
 app = create_app("{{cookiecutter.repo_name}}.settings.{0}Config"
-                    .format(env.capitalize()), env)
+                    .format(env.capitalize()))
 
 manager = Manager(app)
 TEST_CMD = "nosetests"

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/app.py

@@ -10,16 +10,14 @@ from {{cookiecutter.repo_name}}.models import db
 
 assets_env = Environment()
 
-def create_app(config_object, env):
+def create_app(config_object):
     '''An application factory, as explained here:
         http://flask.pocoo.org/docs/patterns/appfactories/
 
     :param config_object: The configuration object to use.
-    :param env: A string, the current environment. Either "dev" or "prod"
     '''
     app = Flask(__name__)
     app.config.from_object(config_object)
-    app.config['ENV'] = env
     # Initialize SQLAlchemy
     db.init_app(app)
     # Register asset bundles

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/main.py

@@ -12,4 +12,4 @@ if __name__ == '__main__':
     # Get the environment setting from the system environment variable
     env = os.environ.get("{{cookiecutter.repo_name | upper}}_ENV", "prod")
     app = create_app("{{cookiecutter.repo_name}}.settings.{env}Config"
-                        .format(env=env.capitalize()), env)
+                        .format(env=env.capitalize()))

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/modules/public.py

@@ -47,7 +47,6 @@ def register():
             flash("Thank you for registering. You can now log in.", 'success')
             return redirect(url_for('public.home'))
         except IntegrityError as err:
-            print(err)
             flash("That username and/or email already exists. Try again.", 'warning')
     else:
         flash_errors(form)

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/settings.py

@@ -7,11 +7,13 @@ class Config(object):
     PROJECT_ROOT = os.path.abspath(os.path.join(APP_DIR, os.pardir))
 
 class ProdConfig(Config):
+    ENV = 'prod'
     DEBUG = False
     SQLALCHEMY_DATABASE_URI = 'postgresql://localhost/example'
     SQLALCHEMY_ECHO = False
 
 class DevConfig(Config):
+    ENV = 'dev'
     DEBUG = True
     DB_NAME = "dev.db"
     # Put the db file in project root

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/tests/test_models.py

@@ -13,7 +13,7 @@ class TestUser(TestCase):
     SQLALCHEMY_DATABASE_URI = 'sqlite://'
 
     def create_app(self):
-        app = create_app(self, 'testing')
+        app = create_app(self)
         with app.app_context():
             db.create_all()
         return app