PytestDeprecationWarning: The tmpdir fixture is deprecated, use tmp_path (pathlib.Path) instead

Pytest deprecated legacy py.path.local 'tmpdir' in favor of modern pathlib.Path 'tmp_path'.

💡 Verified Solution

Replace tmpdir fixture with tmp_path and use standard pathlib.Path operations.

Patch / Unified Code Diff:

--- old.py
+++ new.py
@@ -1,2 +1,2 @@
-def test_file(tmpdir):
-    p = tmpdir.mkdir('sub').join('hello.txt')
+def test_file(tmp_path):
+    p = tmp_path / 'sub' / 'hello.txt'

Official Primary Reference: https://docs.pytest.org/en/stable/how-to/tmp_path.html

🧪 Sandbox Execution Evidence

Exit Code: 0

Tests Passed: 1 / 1

Confidence: 99%

Protocol: MCP 2026

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