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BUG: Remove "Mean of empty slice" warning in nanmedian #58107

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Merged
merged 2 commits into from
Apr 1, 2024
Merged

BUG: Remove "Mean of empty slice" warning in nanmedian #58107

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83dd67c
Filter Mean of empty slice warning in nanmedian
sebastian-correa Apr 1, 2024
7eb1c9c
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Apr 1, 2024
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5 changes: 5 additions & 0 deletions pandas/core/nanops.py
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Original file line number Diff line number Diff line change
Expand Up @@ -745,6 +745,10 @@ def nanmedian(values, *, axis: AxisInt | None = None, skipna: bool = True, mask=
>>> s = pd.Series([1, np.nan, 2, 2])
>>> nanops.nanmedian(s.values)
2.0

>>> s = pd.Series([np.nan, np.nan, np.nan])
>>> nanops.nanmedian(s.values)
nan
"""
# for floats without mask, the data already uses NaN as missing value
# indicator, and `mask` will be calculated from that below -> in those
Expand All @@ -763,6 +767,7 @@ def get_median(x, _mask=None):
warnings.filterwarnings(
"ignore", "All-NaN slice encountered", RuntimeWarning
)
warnings.filterwarnings("ignore", "Mean of empty slice", RuntimeWarning)
res = np.nanmedian(x[_mask])
return res

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