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pandas/_libs/groupby.pyx

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1272,7 +1272,7 @@ cdef group_cummin_max(groupby_t[:, ::1] out,
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bint val_is_nan, use_mask
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use_mask = mask is not None
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mask_ = mask if use_mask else np.zeros_like(values)
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mask_ = mask if use_mask else np.zeros_like(values, dtype=np.uint8)
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N, K = (<object>values).shape
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accum = np.empty((ngroups, K), dtype=np.asarray(values).dtype)
@@ -1293,7 +1293,7 @@ cdef group_cummin_max(groupby_t[:, ::1] out,
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val_is_nan = False
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if use_mask:
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if mask[i, j]:
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if mask_[i, j]:
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# `out` does not need to be set since it
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# will be masked anyway

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