numerictypes.py 文件源码

def _add_integer_aliases():
    _ctypes = ['LONG', 'LONGLONG', 'INT', 'SHORT', 'BYTE']
    for ctype in _ctypes:
        val = typeinfo[ctype]
        bits = val[2]
        charname = 'i%d' % (bits//8,)
        ucharname = 'u%d' % (bits//8,)
        intname = 'int%d' % bits
        UIntname = 'UInt%d' % bits
        Intname = 'Int%d' % bits
        uval = typeinfo['U'+ctype]
        typeobj = val[-1]
        utypeobj = uval[-1]
        if intname not in allTypes.keys():
            uintname = 'uint%d' % bits
            allTypes[intname] = typeobj
            allTypes[uintname] = utypeobj
            sctypeDict[intname] = typeobj
            sctypeDict[uintname] = utypeobj
            sctypeDict[Intname] = typeobj
            sctypeDict[UIntname] = utypeobj
            sctypeDict[charname] = typeobj
            sctypeDict[ucharname] = utypeobj
            sctypeNA[Intname] = typeobj
            sctypeNA[UIntname] = utypeobj
            sctypeNA[charname] = typeobj
            sctypeNA[ucharname] = utypeobj
        sctypeNA[typeobj] = Intname
        sctypeNA[utypeobj] = UIntname
        sctypeNA[val[0]] = Intname
        sctypeNA[uval[0]] = UIntname