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import sys 

 

if sys.version_info < (3,): 

try: 

from thread import allocate_lock 

except ImportError: 

from dummy_thread import allocate_lock 

else: 

try: 

from _thread import allocate_lock 

except ImportError: 

from _dummy_thread import allocate_lock 

 

 

##import sys 

##l1 = allocate_lock 

 

##class allocate_lock(object): 

## def __init__(self): 

## self._real = l1() 

## def __enter__(self): 

## for i in range(4, 0, -1): 

## print sys._getframe(i).f_code 

## print 

## return self._real.__enter__() 

## def __exit__(self, *args): 

## return self._real.__exit__(*args) 

## def acquire(self, f): 

## assert f is False 

## return self._real.acquire(f)