def isValidImage(self, field_data, all_data):
     try:
         validators.isValidImage(field_data, all_data)
     except validators.ValidationError as e:
         raise validators.CriticalValidationError(e.messages)
 def isValidImage(self, field_data, all_data):
     try:
         validators.isValidImage(field_data, all_data)
     except validators.ValidationError, e:
         raise validators.CriticalValidationError, e.messages