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Fix issue with non-string labels and legend #26825

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Merged
merged 1 commit into from
Sep 19, 2023
Merged

Fix issue with non-string labels and legend #26825

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2 changes: 1 addition & 1 deletion lib/matplotlib/container.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@ def __new__(cls, *args, **kwargs):
def __init__(self, kl, label=None):
self._callbacks = cbook.CallbackRegistry(signals=["pchanged"])
self._remove_method = None
self._label = label
self._label = str(label) if label is not None else None

def remove(self):
for c in cbook.flatten(
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7 changes: 7 additions & 0 deletions lib/matplotlib/tests/test_container.py
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@@ -1,3 +1,4 @@
import numpy as np
import matplotlib.pyplot as plt


Expand Down Expand Up @@ -28,3 +29,9 @@ def test_errorbar_remove():

eb = ax.errorbar([1], [1], fmt='none')
eb.remove()


def test_nonstring_label():
# Test for #26824
plt.bar(np.arange(10), np.random.rand(10), label=1)
plt.legend()