TST: remove un-needed special case

tacaswell · tacaswell · commit 4c354656bc95 · 2021-08-05T13:17:50.000-04:00
If pyqt4 is imported the code just above will catch the problem and
if pyqt4 is not imported we can rely on `plt.switch_backend` to handle
the fallback between pyqt/pyside versions.
diff --git a/lib/matplotlib/testing/conftest.py b/lib/matplotlib/testing/conftest.py
@@ -53,14 +53,6 @@ def mpl_test_settings(request):
             if backend.lower().startswith('qt5'):
                 if any(sys.modules.get(k) for k in ('PyQt4', 'PySide')):
                     pytest.skip('Qt4 binding already imported')
-                try:
-                    import PyQt5
-                # RuntimeError if PyQt4 already imported.
-                except (ImportError, RuntimeError):
-                    try:
-                        import PySide2
-                    except ImportError:
-                        pytest.skip("Failed to import a Qt5 binding.")
 
         # Default of cleanup and image_comparison too.
         style = ["classic", "_classic_test_patch"]
