“楊樹鏈新霍頓”命令不起作用

當我嘗試執行以下命令時，我遇到了 populus 教程的第一個嚴重問題：

populus chain new horton

輸出是：

Mac:tutorial admin$ populus chain new horton
Traceback (most recent call last):
 File "/Library/Frameworks/Python.framework/Versions/3.6/bin/populus", line 11, in <module>
   load_entry_point('populus==2.2.0', 'console_scripts', 'populus')()
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 722, in __call__
return self.main(*args, **kwargs)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 697, in main
rv = self.invoke(ctx)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/core.py", line 535, in invoke
return callback(*args, **kwargs)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/click/decorators.py", line 17, in new_func
return f(get_current_context(), *args, **kwargs)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/populus/cli/chain_cmd.py", line 38, in chain_new
new_local_chain(project.project_dir, chain_name)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/populus/api/utils.py", line 79, in new_local_chain
account = create_new_account(data_dir, password, **geth_kwargs)
 File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/geth/accounts.py", line 116, in create_new_account
stderrdata,
ValueError: Error trying to create a new account
Command    : nice -n 20 geth --rpc --rpcaddr 127.0.0.1 --rpcport 8545 --rpcapi admin,debug,eth,miner,net,personal,shh,txpool,web3,ws --ws --wsaddr 127.0.0.1 --wsport 8546 --wsapi admin,debug,eth,miner,net,personal,shh,txpool,web3,ws --datadir /Users/admin/Documents/league_fiesta/ethereum/tutorial/chains/horton/chain_data --maxpeers 0 --networkid 1234 --port 30303 --ipcpath /Users/admin/Documents/league_fiesta/ethereum/tutorial/chains/horton/chain_data/geth.ipc --verbosity 5 --unlock 0 --password /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/geth/default_blockchain_password --nodiscover --mine --minerthreads 1 account new
Return Code: 127
stdout: N/A
stderr:
`b'nice: geth: No such file or directory\n'`

我不知道如何解決這個問題。

謝謝你的幫助！

populous 期望geth安裝並在您的 $PATH 中。geth通過 homebrew 之類的東西安裝應該可以解決您的問題。

引用自：https://ethereum.stackexchange.com/questions/34200