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remove redundant equal in bool tensor indexing #57986

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merged 2 commits into from
Oct 18, 2023
Merged

remove redundant equal in bool tensor indexing #57986

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6effcfb
remove redundant equal
zoooo0820 Oct 10, 2023
1dff781
Merge branch 'develop' into optimize_getitem_for_bool_tensor
zoooo0820 Oct 18, 2023
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10 changes: 3 additions & 7 deletions python/paddle/base/variable_index.py
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Original file line number Diff line number Diff line change
Expand Up @@ -344,14 +344,10 @@ def get_value_for_bool_tensor(var, item):
empty_shape = [0] + list(var.shape[i:])

def idx_not_empty(var, item):
from ..tensor import gather_nd
bool_2_idx = paddle.nonzero(item)
return paddle.gather_nd(var, bool_2_idx)

bool_2_idx = paddle.nonzero(item == True)
return gather_nd(var, bool_2_idx)

from paddle.static.nn import cond

return cond(
return paddle.static.nn.cond(
item.any(),
lambda: idx_not_empty(var, item),
lambda: paddle.empty(empty_shape, var.dtype),
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