diff options
Diffstat (limited to 'Lib/threading.py')
| -rw-r--r-- | Lib/threading.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Lib/threading.py b/Lib/threading.py index b6c1e5ddab..01c27b85e6 100644 --- a/Lib/threading.py +++ b/Lib/threading.py @@ -55,8 +55,14 @@ if __debug__: def _note(self, format, *args): if self._verbose: format = format % args - format = "%s: %s\n" % ( - current_thread().name, format) + # Issue #4188: calling current_thread() can incur an infinite + # recursion if it has to create a DummyThread on the fly. + ident = _get_ident() + try: + name = _active[ident].name + except KeyError: + name = "<OS thread %d>" % ident + format = "%s: %s\n" % (name, format) _sys.stderr.write(format) else: |