Exemple #1
0
    def testProtocol(self):
        z = ProtocolFn("foo")
        z.extend(int, lambda x: "int")
        z.extend(ProtocolFn, lambda f: "fn")
        z.extend(float, lambda f: "float")

        self.assertEqual(z(1), "int")
        self.assertEqual(z(1.0), "float")
        self.assertEqual(z(z), "fn")
 def testProtocol(self):
     z = ProtocolFn("foo")
     z.extend(int, lambda x: "int")
     z.extend(ProtocolFn, lambda f: "fn")
     z.extend(float, lambda f: "float")
     
     self.assertEqual(z(1), "int")
     self.assertEqual(z(1.0), "float")
     self.assertEqual(z(z), "fn")
Exemple #3
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    return identity
    
writeDispatcher = ProtocolFn("freeze-write")
read = MultiMethod(lambda id, *args: id)


_codeAttrs = filter(lambda x: not x.startswith("_"), dir(pyTypeCode))

def writeCode(code, strm, state):
    strm.write(codeFreezeID)
    
    for attr in _codeAttrs:
        write(getattr(code, attr), strm, state) 
        
writeDispatcher.extend(pyTypeCode, writeCode)


def write(obj, strm, state = None):
    if state is None:
        state = WriterState()
    
    if state.hasSeen(obj):
        strm.write(seenID)
        strm.write(state.getID(obj))
    
    writeDispatcher(obj, strm, state)
    
        

class WriterState(object):