Backport of 64903.
diff --git a/Lib/dummy_thread.py b/Lib/dummy_thread.py
index a72c927..fac5720 100644
--- a/Lib/dummy_thread.py
+++ b/Lib/dummy_thread.py
@@ -107,18 +107,15 @@
aren't triggered and throw a little fit.
"""
- if waitflag is None:
+ if waitflag is None or waitflag:
self.locked_status = True
- return None
- elif not waitflag:
+ return True
+ else:
if not self.locked_status:
self.locked_status = True
return True
else:
return False
- else:
- self.locked_status = True
- return True
__enter__ = acquire