def IsDomainUser(self, user_mail):
    """Check if domain users exists.

    Args:
      user_mail: user email to check.

    Returns:
      True if user exists else False.
    """
    log_utils.LogDebug(user_mail % 'IsDomainuser (%s).')
    return self.GetDomainUser(user_mail) is not None
dataset/ETHPy150Open google/gfw-toolkit/toolkit/admin_sdk_directory_api/users_api.py/UsersApiWrapper.IsDomainUser/swapped operands of `%`