tag.py 文件源码

def setTextFrame(self, fid, txt):
        fid = b(fid, ascii_encode)
        if not fid.startswith(b"T") or fid.startswith(b"TX"):
            raise ValueError("Invalid frame-id for text frame")

        if not txt and self.frame_set[fid]:
            del self.frame_set[fid]
        elif txt:
            self.frame_set.setTextFrame(fid, txt)