def post(self, email=None, password=None):
"""
' PURPOSE
' Given and email and password, create a new user.
' Returns the new user's identifier
' PARAMETERS
' <str email>
' <str password>
' RETURNS
' dict( id )
' id -> the identifier of the created user
"""
user = UserModel(email=email)
user.set_password(password)
user.save()
return { 'id': user.key.id }
