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Commit 435a860

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Ignore MatplotlibDeprecationWarnings when setting up test rcParams.
Otherwise, rcParams cannot be deprecated without spamming stderr with one warning per test.
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‎lib/matplotlib/testing/__init__.py

Copy file name to clipboardExpand all lines: lib/matplotlib/testing/__init__.py
+6-4Lines changed: 6 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@
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import matplotlib as mpl
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from matplotlib import cbook
6+
from matplotlib.cbook import MatplotlibDeprecationWarning
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def is_called_from_pytest():
@@ -38,10 +39,11 @@ def setup():
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mpl.use('Agg', warn=False) # use Agg backend for these tests
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# These settings *must* be hardcoded for running the comparison
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# tests and are not necessarily the default values as specified in
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# rcsetup.py
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mpl.rcdefaults() # Start with all defaults
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# These settings *must* be hardcoded for running the comparison tests and
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# are not necessarily the default values as specified in rcsetup.py
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with warnings.catch_warnings():
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warnings.simplefilter("ignore", MatplotlibDeprecationWarning)
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mpl.rcdefaults() # Start with all defaults
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set_font_settings_for_testing()
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set_reproducibility_for_testing()

‎lib/matplotlib/testing/conftest.py

Copy file name to clipboardExpand all lines: lib/matplotlib/testing/conftest.py
+6-1Lines changed: 6 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,10 @@
1+
import warnings
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import pytest
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import matplotlib
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from matplotlib import cbook
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from matplotlib.cbook import MatplotlibDeprecationWarning
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def pytest_configure(config):
@@ -41,7 +44,9 @@ def mpl_test_settings(request):
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# default backend prematurely.
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import matplotlib.pyplot as plt
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plt.switch_backend(backend)
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matplotlib.style.use(style)
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with warnings.catch_warnings():
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warnings.simplefilter("ignore", MatplotlibDeprecationWarning)
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matplotlib.style.use(style)
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try:
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yield
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finally:

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