View file File name : _support.py Content :# Some classes and types are not export to _ctypes module directly. import ctypes from _ctypes import Structure, Union, _Pointer, Array, _SimpleCData, CFuncPtr _CData = Structure.__base__ assert _CData.__name__ == "_CData" class _X(Structure): _fields_ = [("x", ctypes.c_int)] CField = type(_X.x) # metaclasses PyCStructType = type(Structure) UnionType = type(Union) PyCPointerType = type(_Pointer) PyCArrayType = type(Array) PyCSimpleType = type(_SimpleCData) PyCFuncPtrType = type(CFuncPtr) # type flags Py_TPFLAGS_DISALLOW_INSTANTIATION = 1 << 7 Py_TPFLAGS_IMMUTABLETYPE = 1 << 8