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-rwxr-xr-xLib/mailbox.py14
1 files changed, 2 insertions, 12 deletions
diff --git a/Lib/mailbox.py b/Lib/mailbox.py
index 3777c8ebb8..02fbb854c6 100755
--- a/Lib/mailbox.py
+++ b/Lib/mailbox.py
@@ -1798,7 +1798,7 @@ class _PartialFile(_ProxyFile):
def _lock_file(f, dotlock=True):
- """Lock file f using lockf, flock, and dot locking."""
+ """Lock file f using lockf and dot locking."""
dotlock_done = False
try:
if fcntl:
@@ -1810,14 +1810,6 @@ def _lock_file(f, dotlock=True):
f.name)
else:
raise
- try:
- fcntl.flock(f, fcntl.LOCK_EX | fcntl.LOCK_NB)
- except IOError, e:
- if e.errno == errno.EWOULDBLOCK:
- raise ExternalClashError('flock: lock unavailable: %s' %
- f.name)
- else:
- raise
if dotlock:
try:
pre_lock = _create_temporary(f.name + '.lock')
@@ -1845,16 +1837,14 @@ def _lock_file(f, dotlock=True):
except:
if fcntl:
fcntl.lockf(f, fcntl.LOCK_UN)
- fcntl.flock(f, fcntl.LOCK_UN)
if dotlock_done:
os.remove(f.name + '.lock')
raise
def _unlock_file(f):
- """Unlock file f using lockf, flock, and dot locking."""
+ """Unlock file f using lockf and dot locking."""
if fcntl:
fcntl.lockf(f, fcntl.LOCK_UN)
- fcntl.flock(f, fcntl.LOCK_UN)
if os.path.exists(f.name + '.lock'):
os.remove(f.name + '.lock')