win32.py 文件源码

def _OpenFileForWrite(self, path):
        try:
            fhandle = self.fhandle = win32file.CreateFile(
                path,
                win32file.GENERIC_READ | win32file.GENERIC_WRITE,
                win32file.FILE_SHARE_READ | win32file.FILE_SHARE_WRITE,
                None,
                win32file.OPEN_EXISTING,
                win32file.FILE_ATTRIBUTE_NORMAL,
                None)
            self.write_enabled = True
            self._closer = weakref.ref(
                self, lambda x: win32file.CloseHandle(fhandle))

            return fhandle

        except pywintypes.error as e:
            raise IOError("Unable to open %s: %s" % (path, e))