Issue #9260: A finer-grained import lock.
Most of the import sequence now uses per-module locks rather than the
global import lock, eliminating well-known issues with threads and imports.
diff --git a/Lib/test/lock_tests.py b/Lib/test/lock_tests.py
index d88f364..bfbf44e 100644
--- a/Lib/test/lock_tests.py
+++ b/Lib/test/lock_tests.py
@@ -247,7 +247,6 @@
# Cannot release an unacquired lock
lock = self.locktype()
self.assertRaises(RuntimeError, lock.release)
- self.assertRaises(RuntimeError, lock._release_save)
lock.acquire()
lock.acquire()
lock.release()
@@ -255,6 +254,17 @@
lock.release()
lock.release()
self.assertRaises(RuntimeError, lock.release)
+
+ def test_release_save_unacquired(self):
+ # Cannot _release_save an unacquired lock
+ lock = self.locktype()
+ self.assertRaises(RuntimeError, lock._release_save)
+ lock.acquire()
+ lock.acquire()
+ lock.release()
+ lock.acquire()
+ lock.release()
+ lock.release()
self.assertRaises(RuntimeError, lock._release_save)
def test_different_thread(self):