class_ctrl.py 文件源码

def getTaughtClassCodesFromUser(dynamoDBInstance, email=None):
  classCodes = None
  if email is None: # pragma: no cover
    email = g.authenticatedUser['email']
  usersTable = dbUtils.getTable('users', dynamoDBInstance)
  if usersTable is None:
    MentiiLogging.getLogger().error('Unable to get users table in getTaughtClassCodesFromUser')
  else:
    #An active class list is the list of class codes that
    # a user has in the user table.
    request = {'Key' : {'email': email}, 'ProjectionExpression': 'teaching'}
    res = dbUtils.getItem(request, usersTable)
    #Get the class codes for the user.
    if res is not None and 'Item' in res:
      classCodes = res['Item'].get('teaching', [])
  return classCodes