diff --git a/lib/matplotlib/backends/backend_pdf.py b/lib/matplotlib/backends/backend_pdf.py
index aa4883135d92..facb8efec819 100644
--- a/lib/matplotlib/backends/backend_pdf.py
+++ b/lib/matplotlib/backends/backend_pdf.py
@@ -2732,7 +2732,7 @@ def close(self):
_api.warn_deprecated("3.8", message=(
"Keeping empty pdf files is deprecated since %(since)s and support "
"will be removed %(removal)s."))
- PdfFile(self._filename, metadata=self._metadata) # touch the file.
+ PdfFile(self._filename, metadata=self._metadata).close() # touch the file.
def infodict(self):
"""
diff --git a/lib/matplotlib/tests/test_colors.py b/lib/matplotlib/tests/test_colors.py
index 139efbe17407..35030b6bea7a 100644
--- a/lib/matplotlib/tests/test_colors.py
+++ b/lib/matplotlib/tests/test_colors.py
@@ -1,6 +1,7 @@
import copy
import itertools
import unittest.mock
+from packaging.version import parse as parse_version
from io import BytesIO
import numpy as np
@@ -147,9 +148,13 @@ def test_double_register_builtin_cmap():
with pytest.raises(ValueError, match='A colormap named "viridis"'):
with pytest.warns(mpl.MatplotlibDeprecationWarning):
cm.register_cmap(name, mpl.colormaps[name])
- with pytest.warns(UserWarning):
- # TODO is warning more than once!
- cm.register_cmap(name, mpl.colormaps[name], override_builtin=True)
+
+ if parse_version(pytest.__version__).major < 8:
+ with pytest.warns(UserWarning):
+ cm.register_cmap(name, mpl.colormaps[name], override_builtin=True)
+ else:
+ with pytest.warns(UserWarning), pytest.warns(mpl.MatplotlibDeprecationWarning):
+ cm.register_cmap(name, mpl.colormaps[name], override_builtin=True)
def test_unregister_builtin_cmap():
diff --git a/lib/matplotlib/tests/test_rcparams.py b/lib/matplotlib/tests/test_rcparams.py
index 515068c462d4..610b6056f20f 100644
--- a/lib/matplotlib/tests/test_rcparams.py
+++ b/lib/matplotlib/tests/test_rcparams.py
@@ -106,14 +106,12 @@ def test_rcparams_update():
rc = mpl.RcParams({'figure.figsize': (3.5, 42)})
bad_dict = {'figure.figsize': (3.5, 42, 1)}
# make sure validation happens on input
- with pytest.raises(ValueError), \
- pytest.warns(UserWarning, match="validate"):
+ with pytest.raises(ValueError):
rc.update(bad_dict)
def test_rcparams_init():
- with pytest.raises(ValueError), \
- pytest.warns(UserWarning, match="validate"):
+ with pytest.raises(ValueError):
mpl.RcParams({'figure.figsize': (3.5, 42, 1)})
diff --git a/lib/matplotlib/tests/test_ticker.py b/lib/matplotlib/tests/test_ticker.py
index 961daaa1d167..ff9a519ee185 100644
--- a/lib/matplotlib/tests/test_ticker.py
+++ b/lib/matplotlib/tests/test_ticker.py
@@ -3,6 +3,7 @@
import locale
import logging
import re
+from packaging.version import parse as parse_version
import numpy as np
from numpy.testing import assert_almost_equal, assert_array_equal
@@ -914,10 +915,17 @@ def test_mathtext_ticks(self):
'axes.formatter.use_mathtext': False
})
- with pytest.warns(UserWarning, match='cmr10 font should ideally'):
- fig, ax = plt.subplots()
- ax.set_xticks([-1, 0, 1])
- fig.canvas.draw()
+ if parse_version(pytest.__version__).major < 8:
+ with pytest.warns(UserWarning, match='cmr10 font should ideally'):
+ fig, ax = plt.subplots()
+ ax.set_xticks([-1, 0, 1])
+ fig.canvas.draw()
+ else:
+ with (pytest.warns(UserWarning, match="Glyph 8722"),
+ pytest.warns(UserWarning, match='cmr10 font should ideally')):
+ fig, ax = plt.subplots()
+ ax.set_xticks([-1, 0, 1])
+ fig.canvas.draw()
def test_cmr10_substitutions(self, caplog):
mpl.rcParams.update({
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