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Free dynamically allocated memory prior to returning error #62570

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Merged
merged 1 commit into from
Oct 4, 2025
Merged

Free dynamically allocated memory prior to returning error #62570

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2 changes: 2 additions & 0 deletions pandas/_libs/hashing.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,8 @@ def hash_object_array(
hash(val)
data = <bytes>str(val).encode(encoding)
else:
free(vecs)
free(lens)
raise TypeError(
f"{val} of type {type(val)} is not a valid type for hashing, "
"must be string or null"
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