Try interning name and path eagerly

Author: zooba

.github/workflows/reusable-windows.yml

@@ -41,9 +41,6 @@ jobs:
       shell: bash
     - name: Display build info
       run: .\\python.bat -m test.pythoninfo
-    - name: DO NOT MERGE cleanup pyc
-      run: dir Lib/*.pyc -r | del
-      shell: powershell
     - name: Tests
       run: >-
         .\\PCbuild\\rt.bat

Lib/importlib/_bootstrap_external.py

@@ -820,14 +820,11 @@ def get_code(self, fullname):
         source_hash = None
         hash_based = False
         check_source = True
-        bytecode_path = None
-        # TESTING: Potential fast path
-        if sys.implementation.cache_tag is not None:
-            try:
-                bytecode_path = cache_from_source(source_path)
-            except NotImplementedError:
-                pass
-        if bytecode_path:
+        try:
+            bytecode_path = cache_from_source(source_path)
+        except NotImplementedError:
+            bytecode_path = None
+        else:
             try:
                 st = self.path_stats(source_path)
             except OSError:
@@ -904,8 +901,8 @@ class FileLoader:
     def __init__(self, fullname, path):
         """Cache the module name and the path to the file found by the
         finder."""
-        self.name = fullname
-        self.path = path
+        self.name = sys.intern(fullname)
+        self.path = sys.intern(path)
 
     def __eq__(self, other):
         return (self.__class__ == other.__class__ and