# Minimal stub; app avoids fastai so this shouldn't be used.
class Pipeline:
    def __init__(self, *a, **k): pass
    def fit(self, *a, **k): return self
    def transform(self, x, **k): return x
    def fit_transform(self, x, **k): return x
    def __call__(self, x, **k): return x
__all__ = ["Pipeline"]