| System: Linux host57.registrar-servers.com 4.18.0-513.18.1.lve.2.el8.x86_64 #1 SMP Sat Mar 30 15:36:11 UTC 2024 x86_64 Current Path : /opt/alt/python27/lib/python2.7/site-packages/raven/utils/ |
| Current File : //opt/alt/python27/lib/python2.7/site-packages/raven/utils/transaction.py |
from __future__ import absolute_import
from threading import local
class TransactionContext(object):
def __init__(self, stack, context):
self.stack = stack
self.context = context
def __enter__(self):
self.stack.push(self.context)
return self
def __exit__(self, *exc_info):
self.stack.pop(self.context)
class TransactionStack(local):
def __init__(self):
self.stack = []
def __len__(self):
return len(self.stack)
def __iter__(self):
return iter(self.stack)
def __call__(self, context):
return TransactionContext(self, context)
def clear(self):
self.stack = []
def peek(self):
try:
return self.stack[-1]
except IndexError:
return None
def push(self, context):
self.stack.append(context)
return context
def pop(self, context=None):
if context is None:
return self.stack.pop()
while self.stack:
if self.stack.pop() is context:
return context