test_ftplib.py 文件源码

def recv(self, buffer_size):
            try:
                return super(SSLConnection, self).recv(buffer_size)
            except ssl.SSLError as err:
                if err.args[0] in (ssl.SSL_ERROR_WANT_READ,
                                   ssl.SSL_ERROR_WANT_WRITE):
                    return b''
                if err.args[0] in (ssl.SSL_ERROR_EOF, ssl.SSL_ERROR_ZERO_RETURN):
                    self.handle_close()
                    return b''
                raise