code: def any_validator(obj, validators, **kwargs):
      
      if not len(validators) > 1:
          raise ValueError(
              "any_validator requires at least 2 validator.  Only got "
              "{0}".format(len(validators))
          )
      errors = ErrorDict()
      for key, validator in validators.items():
          try:
              validator(obj, **kwargs)
          except ValidationError as err:
              errors[key] = err.detail
          else:
              break
      else:
          if len(errors) == 1:
              # Special case for a single error.  Just raise it as if it was the
              # only validator run.
              error = errors.values()[0]
              raise ValidationError(error)
          else:
              # Raise all of the errors with the key namespaces.
              errors.raise_()
docs: Attempt multiple validators on an object.
  
      - If any pass, then all validation passes.
      - Otherwise, raise all of the errors.