Merge pull request matplotlib#28207 from QuLogic/old-ipython

TST: Followup corrections to matplotlib#28205

Author: ksunden

lib/matplotlib/testing/__init__.py

@@ -210,4 +210,4 @@ def ipython_in_subprocess(requested_backend_or_gui_framework, all_expected_backe
         capture_output=True,
     )
 
-    assert proc.stdout.strip() == f"Out[1]: '{expected_backend}'"
+    assert proc.stdout.strip().endswith(f"'{expected_backend}'")

lib/matplotlib/tests/test_backend_inline.py

@@ -1,6 +1,7 @@
 import os
 from pathlib import Path
 from tempfile import TemporaryDirectory
+import sys
 
 import pytest
 
@@ -12,6 +13,7 @@
 pytest.importorskip('matplotlib_inline')
 
 
+@pytest.mark.skipif(sys.version_info[:2] <= (3, 9), reason="Requires Python 3.10+")
 def test_ipynb():
     nb_path = Path(__file__).parent / 'test_inline_01.ipynb'
 

lib/matplotlib/tests/test_backend_macosx.py

@@ -46,6 +46,7 @@ def new_choose_save_file(title, directory, filename):
         assert mpl.rcParams["savefig.directory"] == f"{tmp_path}/test"
 
 
+@pytest.mark.backend('macosx')
 def test_ipython():
     from matplotlib.testing import ipython_in_subprocess
     ipython_in_subprocess("osx", {(8, 24): "macosx", (7, 0): "MacOSX"})

lib/matplotlib/tests/test_backend_qt.py

@@ -374,6 +374,7 @@ def custom_handler(signum, frame):
         signal.signal(signal.SIGINT, original_handler)
 
 
+@pytest.mark.backend('QtAgg', skip_on_importerror=True)
 def test_ipython():
     from matplotlib.testing import ipython_in_subprocess
     ipython_in_subprocess("qt", {(8, 24): "qtagg", (8, 15): "QtAgg", (7, 0): "Qt5Agg"})