code: def Verify(self, completely=False):
          
          res = super(Block, self).Verify()
          if not res:
              return False
  
          from neo.Blockchain import GetBlockchain, GetConsensusAddress
  
          # first TX has to be a miner transaction. other tx after that cant be miner tx
          if self.Transactions[0].Type != TransactionType.MinerTransaction:
              return False
          for tx in self.Transactions[1:]:
              if tx.Type == TransactionType.MinerTransaction:
                  return False
  
          if completely:
              bc = GetBlockchain()
  
              if self.NextConsensus != GetConsensusAddress(bc.GetValidators(self.Transactions).ToArray()):
                  return False
  
              for tx in self.Transactions:
                  if not tx.Verify():
                      pass
              logger.error("Blocks cannot be fully validated at this moment.  please pass completely=False")
              raise NotImplementedError()
              # do this below!
              # foreach(Transaction tx in Transactions)
              # if (!tx.Verify(Transactions.Where(p = > !p.Hash.Equals(tx.Hash)))) return false;
              # Transaction tx_gen = Transactions.FirstOrDefault(p= > p.Type == TransactionType.MinerTransaction);
              # if (tx_gen?.Outputs.Sum(p = > p.Value) != CalculateNetFee(Transactions)) return false;
  
          return True
docs: Verify the integrity of the block.
  
          Args:
              completely: (Not functional at this time).
  
          Returns:
              bool: True if valid. False otherwise.