python - 接收交易数据以太坊错误TypeError:
问题描述
在使用 web3 在 python 中完成交易后,我试图获取交易的哈希和数据。我有以下代码:
nonce = web3.eth.getTransactionCount(account)
tx = {
'nonce' : nonce,
'gas' : 5000000,
'gasPrice' : web3.toWei(50,'gwei'),
'chainId': 3
}
contract = web3.eth.contract(address=address, abi=abi)
tx_hash = contract.functions.savetr(Addressmapping,Coordenadas,imh,Url).buildTransaction(tx)
signed_tx = web3.eth.account.signTransaction(tx_hash, private_key)
web3.eth.sendRawTransaction(signed_tx.rawTransaction)
tx_receipt = web3.eth.waitForTransactionReceipt(signed_tx)
print(tx_receipt)
事务工作正常并成功完成,但使用“signed_tx”提取数据会引发此错误:
raceback (most recent call last):
File "c:\Users\aaa\Proyectos\mil\definitivos\div.py", line 197, in <module>
enviar_transaccion_datos(web3, private_key, contract, Coordenadas, Url, Imagen, Addressmapping, tx, tx_receipt)
File "c:\Users\aaa\Proyectos\mil\definitivos\div.py", line 72, in enviar_transaccion_datos
tx_receipt = web3.eth.waitForTransactionReceipt(signed_tx)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\decorators.py", line 51, in wrapper
return to_wrap(*args, **kwargs)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\eth.py", line 526, in waitForTransactionReceipt
return self.wait_for_transaction_receipt(transaction_hash, timeout, poll_latency)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\eth.py", line 532, in wait_for_transaction_receipt
return wait_for_transaction_receipt(self.web3, transaction_hash, timeout, poll_latency)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\transactions.py", line 105, in wait_for_transaction_receipt
txn_receipt = web3.eth.get_transaction_receipt(txn_hash)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\module.py", line 53, in caller
(method_str, params), response_formatters = method.process_params(module, *args, **kwargs) # noqa: E501
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\method.py", line 201, in process_params
_apply_request_formatters(params, self.request_formatters(method)))
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\eth_utils\functional.py", line 45, in inner
return callback(fn(*args, **kwargs))
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\method.py", line 51, in _apply_request_formatters
formatted_params = pipe(params, request_formatters)
File "cytoolz/functoolz.pyx", line 667, in cytoolz.functoolz.pipe
return c_pipe(data, funcs)
File "cytoolz/functoolz.pyx", line 642, in cytoolz.functoolz.c_pipe
data = func(data)
File "cytoolz/functoolz.pyx", line 254, in cytoolz.functoolz.curry.__call__
raise
File "cytoolz/functoolz.pyx", line 250, in cytoolz.functoolz.curry.__call__
return self.func(*args, **kwargs)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\abi.py", line 799, in map_abi_data
return pipe(data, *pipeline)
File "cytoolz/functoolz.pyx", line 667, in cytoolz.functoolz.pipe
return c_pipe(data, funcs)
File "cytoolz/functoolz.pyx", line 642, in cytoolz.functoolz.c_pipe
data = func(data)
File "cytoolz/functoolz.pyx", line 254, in cytoolz.functoolz.curry.__call__
raise
File "cytoolz/functoolz.pyx", line 250, in cytoolz.functoolz.curry.__call__
return self.func(*args, **kwargs)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\abi.py", line 833, in data_tree_map
return recursive_map(map_to_typed_data, data_tree)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\decorators.py", line 30, in wrapped
wrapped_val = to_wrap(*args)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 89, in recursive_map
items_mapped = map_collection(recurse, data)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 76, in map_collection
return datatype(map(func, collection))
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 88, in recurse
return recursive_map(func, item)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\decorators.py", line 30, in wrapped
wrapped_val = to_wrap(*args)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 89, in recursive_map
items_mapped = map_collection(recurse, data)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 76, in map_collection
return datatype(map(func, collection))
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\abi.py", line 855, in __new__
return super().__new__(cls, *iterable)
return recursive_map(func, item)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\decorators.py", line 30, in wrapped
wrapped_val = to_wrap(*args)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 89, in recursive_map
items_mapped = map_collection(recurse, data)
File "C:\Users\danie\AppData\Local\Programs\Python\Python39\lib\site-packages\web3\_utils\formatters.py", line 76, in map_collection
return datatype(map(func, collection))
TypeError: <lambda>() missing 4 required positional arguments: 'hash', 'r', 's', and 'v'
我试图将变量传递给字典和其他方法但没有,这是为什么呢?太感谢了!!
解决方案
import web3
tx = {
'nonce': nonce,
'to': YOUR_ADD,
'value': web3.toWei(0.01, 'ether'),
'gas': 21000,
'gasPrice' : web3.toWei(60, 'gwei'),
}
signed_tx = web3.eth.account.sign_transaction(tx, PRIVATE_KEY)
tx_hash = web3.eth.sendRawTransaction(signed_tx.rawTransaction)
print( "TX hash:" , web3.toHex(tx_hash))
这对你有用吗?
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