def disconnect(self, addr: str, raise_error: bool=False) -> str:
        """ adb disconnect $addr
        Returns:
            content adb server returns

        Raises:
            when raise_error set to True
                AdbError("error: no such device '1.2.3.4:5678')

        Example returns:
            - "disconnected 192.168.190.101:5555"
        """
        try:
            with self.make_connection() as c:
                c.send_command("host:disconnect:" + addr)
                c.check_okay()
                return c.read_string_block()
        except AdbError:
            if raise_error:
                raise
 adb disconnect $addr
        Returns:
            content adb server returns

        Raises:
            when raise_error set to True
                AdbError("error: no such device '1.2.3.4:5678')

        Example returns:
            - "disconnected 192.168.190.101:5555"
        
adbutils/_adb.py