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Release the gil in take for axis=1 #57454

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Feb 16, 2024
Merged

Release the gil in take for axis=1 #57454

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12 changes: 12 additions & 0 deletions pandas/_libs/algos_take_helper.pxi.in
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Original file line number Diff line number Diff line change
Expand Up @@ -184,6 +184,17 @@ def take_2d_axis1_{{name}}_{{dest}}(ndarray[{{c_type_in}}, ndim=2] values,

fv = fill_value

{{if c_type_in == c_type_out != "object"}}
with nogil:
for i in range(n):
for j in range(k):
idx = indexer[j]
if idx == -1:
out[i, j] = fv
else:
out[i, j] = values[i, idx]

{{else}}
for i in range(n):
for j in range(k):
idx = indexer[j]
Expand All @@ -195,6 +206,7 @@ def take_2d_axis1_{{name}}_{{dest}}(ndarray[{{c_type_in}}, ndim=2] values,
{{else}}
out[i, j] = values[i, idx]
{{endif}}
{{endif}}


@cython.wraparound(False)
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