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Suppress pandas FutureWarning for applymap() #70

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Merged
hagenw merged 2 commits into from
Apr 26, 2024
Merged

Suppress pandas FutureWarning for applymap() #70

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f0ebdfb
Suppress pandas FutureWarning for applymap()
hagenw Apr 26, 2024
f4435a5
Fix linter
hagenw Apr 26, 2024
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28 changes: 20 additions & 8 deletions audplot/core/api.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import math
import typing
import warnings

import matplotlib
import matplotlib.pyplot as plt
Expand Down Expand Up @@ -174,10 +175,15 @@ def confusion_matrix(
cm = pd.DataFrame(cm, index=labels)

# Set format of first row labels in confusion matrix
if percentage:
annot = cm.applymap(lambda x: f"{100 * x:.0f}%")
else:
annot = cm.applymap(lambda x: human_format(x))
with warnings.catch_warnings():
# Catch warning,
# to still support older pandas versions.
# See https://github.com/audeering/audplot/pull/69
warnings.simplefilter(action="ignore", category=FutureWarning)
if percentage:
annot = cm.applymap(lambda x: f"{100 * x:.0f}%")
else:
annot = cm.applymap(lambda x: human_format(x))

# Add a second row of annotations if requested
if show_both:
Expand All @@ -188,10 +194,16 @@ def confusion_matrix(
normalize=not percentage,
)
cm2 = pd.DataFrame(cm2, index=labels)
if percentage:
annot2 = cm2.applymap(lambda x: human_format(x))
else:
annot2 = cm2.applymap(lambda x: f"{100 * x:.0f}%")

with warnings.catch_warnings():
# Catch warning,
# to still support older pandas versions.
# See https://github.com/audeering/audplot/pull/69
warnings.simplefilter(action="ignore", category=FutureWarning)
if percentage:
annot2 = cm2.applymap(lambda x: human_format(x))
else:
annot2 = cm2.applymap(lambda x: f"{100 * x:.0f}%")

# Combine strings from two dataframes
# by vectorizing the underlying function.
Expand Down