def base_address(self):
prefix = <NUM_LIT> if self.is_testnet() else <NUM_LIT> if self.is_stagenet() else <NUM_LIT><EOL>data = bytearray([prefix]) + self._decoded[<NUM_LIT:1>:<NUM_LIT>]<EOL>checksum = keccak_256(data).digest()[:<NUM_LIT:4>]<EOL>return Address(base58.encode(hexlify(data + checksum)))<EOL>
Returns the base address without payment id.
        :rtype: :class:`Address`