diff options
| -rw-r--r-- | Lib/pickle.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/pickle.py b/Lib/pickle.py index d7adc16..1fc8b0d 100644 --- a/Lib/pickle.py +++ b/Lib/pickle.py @@ -339,7 +339,7 @@ def whichmodule(obj, name): return module_name # Protect the iteration by using a list copy of sys.modules against dynamic # modules that trigger imports of other modules upon calls to getattr. - for module_name, module in list(sys.modules.items()): + for module_name, module in sys.modules.copy().items(): if module_name == '__main__' or module is None: continue try: |