code: def check_address_has_code(
          client: 'JSONRPCClient',
          address: Address,
          contract_name: str = '',
  ):
      
      result = client.web3.eth.getCode(to_checksum_address(address), 'latest')
  
      if not result:
          if contract_name:
              formated_contract_name = '[{}]: '.format(contract_name)
          else:
              formated_contract_name = ''
  
          raise AddressWithoutCode(
              '{}Address {} does not contain code'.format(
                  formated_contract_name,
                  to_checksum_address(address),
              ),
          )
docs: Checks that the given address contains code.