tf.compat.v1.flags.validator

A function decorator for defining a flag validator.

tf.compat.v1.flags.validator(
    flag_name,
    message='Flag validation failed',
    flag_values=_flagvalues.FLAGS
)

Registers the decorated function as a validator for flag_name, e.g.

@flags.validator('foo') def _CheckFoo(foo): ...

See register_validator() for the specification of checker function.

Args
`flag_name`	str, name of the flag to be checked.
`message`	str, error text to be shown to the user if checker returns False. If checker raises flags.ValidationError, message from the raised error will be shown.
`flag_values`	flags.FlagValues, optional FlagValues instance to validate against.

Returns
A function decorator that registers its function argument as a validator.

Raises
`AttributeError`	Raised when flag_name is not registered as a valid flag name.

© 2022 The TensorFlow Authors. All rights reserved.
Licensed under the Creative Commons Attribution License 4.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/versions/r2.9/api_docs/python/tf/compat/v1/flags/validator

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