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Save self.numel() for backward computation instead of self #5747

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Merged
soumith merged 1 commit into from
Mar 13, 2018
Merged

Save self.numel() for backward computation instead of self #5747

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5 changes: 5 additions & 0 deletions tools/autograd/load_derivatives.py
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Original file line number Diff line number Diff line change
Expand Up @@ -289,6 +289,11 @@ def saved_variables(formula, args):
'suffix': lambda m: '_argsize_{}'.format(*m.groups()),
'type': 'int64_t',
}),
# replace self.numel() with self_numel
(r'{}.numel\(\)', {
'suffix': '_numel',
'type': 'int64_t',
}),
# replace to_arg_sizes(self, 2) with self_argsizes_2
(r'to_arg_sizes\({}, (\w+)\)', {
'suffix': lambda m: '_sizes_{}'.format(*m.groups()),
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