Tell Pytest to only look in lib by default

QuLogic · QuLogic · commit d9fbc7d1f590 · 2022-05-25T02:22:03.000-04:00
This prevents it from trying to look at examples or other documentation,
some of which may match the test file glob, but won't contain tests.
diff --git a/pytest.ini b/pytest.ini
@@ -0,0 +1,7 @@
+[pytest]
+# NOTE: Because tests can be run from an installed copy, most of our Pytest
+# configuration is in the `pytest_configure` function in
+# `lib/matplotlib/testing/conftest.py`. This configuration file exists only to
+# prevent Pytest from wasting time trying to check examples and documentation
+# files that are not really tests.
+testpaths = lib
