returnn.frontend.assert_

Assertion utility functions for validating conditions in Python code.

returnn.frontend.assert_.assert_(condition: Tensor | bool, message: str, *, stop: bool = True) → None[source]

Asserts that a given condition is True. If the condition is False, raises an AssertionError with the provided message. This runs async on GPU.

Parameters:

  • condition

  • message

  • stop – if True, raises an AssertionError on failure; if False, only logs a warning

Returns:

nothing