

def perform(self, node, block, outputs):
    (out,) = b
    for b in block:
        assert _is_sparse(b)
    out[0] = scipy.sparse.hstack(block, format=self.format, dtype=self.dtype)
    if (out[0].dtype != self.dtype):
        out[0] = out[0].astype(self.dtype)

dataset/ETHPy150Open rizar/attention-lvcsr/libs/Theano/theano/sparse/basic.py HStack.perform/VarMisuse@21/23 `outputs`->`b`