Method apply

paddleformers/data/sampler.py:89–103

(self, fn)

        self._length = length

    def apply(self, fn):
        # Transformation functions would be performed. It includes
        # :meth:`shuffle`, :meth:`sort`, :meth:`fit` and :meth:`shard`.
        # Args:
        #     fn (callable): Transformation functions to be performed.
        # Returns:
        #     SamplerHelper: A new transformed :class:`SamplerHelper` object.

        rs = fn(self)
        if isinstance(rs, (list, tuple)):
            iterable, data_source = rs
        else:
            iterable, data_source = rs, self.data_source
        sampler = type(self)(data_source, iterable)
        return sampler

    def shuffle(self, buffer_size=-1, seed=None):
        """