synchronized | Python Fiddle

import threading

class SynchoSectionTimeout(Exception):
    def __init__(self, message, errors):
        super(SynchoSectionTimeout, self).__init__(message)
        self.errors = errors

class LockSynchronizedBlock(object):
    def __init__(self, lock=threading.Lock(), timeout=0):
        self.lock = lock
        self.timeout = timeout
        
    def __enter__(self, *args, **kwargs):
        if not self.lock.acquire(self.timeout):
            raise SynchoSectionTimeout('Timed out in synchronized, lock: %s.', str(self.lock))

def __exit__(self, *args, **kwargs):
        self.lock.release()

class LockSynchronizedFunc(object):
    def __init__(self, func, lock=threading.Lock(), timeout=0):
        self.func = func
        self.blk = LockSynchronizedBlock(lock, timeout)
        
    def __call__(self, *args, **kwargs):
        with self.blk:
            return self.func(*args, **kwargs)
        
        
@LockSynchronizedFunc
def a_serealised_function_decorated(*args, **kwargs):
    print 'args:', args
    print 'kwargs:', kwargs
    
    
def main():
    # run as regular function
    a_serealised_function_decorated(1,3,4, a=1, b=2, c=3)

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