Merge pull request #16856 from ccordoba12/fix-tests

PR: Don't use Matplotlib in a test to prevent hangs

spyder/app/tests/test_mainwindow.py

@@ -694,16 +694,13 @@ def test_get_help_ipython_console(main_window, qtbot):
 
 @pytest.mark.slow
 @flaky(max_runs=3)
-@pytest.mark.skipif(
-    not sys.platform.startswith('linux') or
-    (sys.platform.startswith('linux') and os.environ.get('USE_CONDA') == 'false'),
-    reason="Does not work on Mac and Windows!")
+@pytest.mark.skipif(not sys.platform.startswith('linux'),
+                    reason="Does not work on Mac and Windows!")
 @pytest.mark.use_introspection
 @pytest.mark.parametrize(
     "object_info",
     [("range", "range"),
-     ("import matplotlib.pyplot as plt",
-      "The object-oriented API is recommended for more complex plots.")])
+     ("import numpy as np", "An array object of arbitrary homogeneous items")])
 def test_get_help_editor(main_window, qtbot, object_info):
     """Test that Help works when called from the Editor."""
     help_plugin = main_window.help