修正

_pw_test.py

@@ -0,0 +1,7 @@
+import subprocess, sys
+result = subprocess.run(
+    ["python", "-m", "playwright", "--version"],
+    capture_output=True, text=True
+)
+print("playwright version:", result.stdout.strip())
+print("stderr:", result.stderr.strip()[:200] if result.stderr else "none")