Wed Dec 26 16:00:00 GMT 2001

TestSynchronization

#: util:TestSynchronization.py from Synchronization import * # To use for a method: class C(Synchronization): def __init__(self): Synchronization.__init__(self) self.data = 1 def m(self): self.data += 1 return self.data m = synchronized(m) def f(self): return 47 def g(self): return 'spam' # So m is synchronized, f and g are not. c = C() # On the class level: class D(C): def __init__(self): C.__init__(self) # You must override an un-synchronized method # in order to synchronize it (just like Java): def f(self): C.f(self) # Synchronize every (defined) method in the class: synchronize(D) d = D() d.f() # Synchronized d.g() # Not synchronized d.m() # Synchronized (in the base class) class E(C): def __init__(self): C.__init__(self) def m(self): C.m(self) def g(self): C.g(self) def f(self): C.f(self) # Only synchronizes m and g. Note that m ends up # being doubly-wrapped in synchronization, which # doesn't hurt anything but is inefficient: synchronize(E, 'm g') e = E() e.f() e.g() e.m() #:~


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