file_copy.py 文件源码

def file_already_exists(self):
        """Check to see if there is a remote file with the same
        name and md5 sum.

        Returns:
            ``True`` if exists, ``False`` otherwise.
        """
        if not self.remote_dir_exists:
            return False

        try:
            dst_hash = self._get_remote_md5()
        except NCError:
            return False

        src_hash = self._get_local_md5()
        if src_hash == dst_hash:
            return True

        return False