Backport PR #57122 on branch 2.2.x (CI: autouse add_doctest_imports) (#57135)

Backport PR #57122: CI: autouse add_doctest_imports

Co-authored-by: Richard Shadrach <[email protected]>

Author: meeseeksmachine

pandas/conftest.py

@@ -190,10 +190,6 @@ def pytest_collection_modifyitems(items, config) -> None:
 
     if is_doctest:
         for item in items:
-            # autouse=True for the add_doctest_imports can lead to expensive teardowns
-            # since doctest_namespace is a session fixture
-            item.add_marker(pytest.mark.usefixtures("add_doctest_imports"))
-
             for path, message in ignored_doctest_warnings:
                 ignore_doctest_warning(item, path, message)
 
@@ -250,7 +246,14 @@ def pytest_collection_modifyitems(items, config) -> None:
     )
 
 
-@pytest.fixture
+# ----------------------------------------------------------------
+# Autouse fixtures
+# ----------------------------------------------------------------
+
+
+# https://github.com/pytest-dev/pytest/issues/11873
+# Would like to avoid autouse=True, but cannot as of pytest 8.0.0
+@pytest.fixture(autouse=True)
 def add_doctest_imports(doctest_namespace) -> None:
     """
     Make `np` and `pd` names available for doctests.
@@ -259,9 +262,6 @@ def add_doctest_imports(doctest_namespace) -> None:
     doctest_namespace["pd"] = pd
 
 
-# ----------------------------------------------------------------
-# Autouse fixtures
-# ----------------------------------------------------------------
 @pytest.fixture(autouse=True)
 def configure_tests() -> None:
     """