Add current dir to test's sys.path

Author: b-pass

tests/test_interpreters.py

@@ -10,11 +10,13 @@
 def test_interpreters():
     """Makes sure the internals object differs across subinterpreters"""
 
-    import mod_test_interpreters as m
-
     if sys.version_info < (3, 12):
         pytest.skip("Test requires independent subinterpreter support (3.12+)")
         return
+    
+    sys.path.append(".")
+
+    import mod_test_interpreters as m
 
     i = None
     try: