本文整理汇总了Python中web3.Web3.toHex方法的典型用法代码示例。如果您正苦于以下问题:Python Web3.toHex方法的具体用法?Python Web3.toHex怎么用?Python Web3.toHex使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类web3.Web3
的用法示例。
在下文中一共展示了Web3.toHex方法的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def __init__(self, type, blockchain_address=None):
if type not in self.allowed_types():
raise Exception("type {} not one of {}".format(type, self.allowed_types()))
self.type = type
if blockchain_address:
self.address = blockchain_address
if self.type == "TRANSFER_ACCOUNT" and not blockchain_address:
hex_private_key = Web3.toHex(keccak(os.urandom(4096)))
self.encoded_private_key = self.encrypt_private_key(hex_private_key)
self.calculate_address(hex_private_key)
示例2: get_raw_transaction
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def get_raw_transaction(transaction: Transaction) -> str:
'''
Get raw_transaction by encoding Transaction object
Args:
transaction (`ethereum.transactions.Transaction`): Ethereum transaction object
Returns:
str: raw transaction hex string
Example:
>>> from clove.network import EthereumTestnet
>>> network = EthereumTestnet()
>>> transaction = network.deserialize_raw_transaction('0xf8f28201f4843b9aca008302251694ce07ab9477bc20790b88b398a2a9e0f626c7d26387b1a2bc2ec50000b8c47337c993000000000000000000000000000000000000000000000000000000005bd564819d3e84874c199ca4656d434060ec1a393750ab74000000000000000000000000000000000000000000000000d867f293ba129629a9f9355fa285b8d3711a9092000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000808080') # noqa: E501
>>> network.get_raw_transaction(transaction)
'0xf8f28201f4843b9aca008302251694ce07ab9477bc20790b88b398a2a9e0f626c7d26387b1a2bc2ec50000b8c47337c993000000000000000000000000000000000000000000000000000000005bd564819d3e84874c199ca4656d434060ec1a393750ab74000000000000000000000000000000000000000000000000d867f293ba129629a9f9355fa285b8d3711a9092000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000808080' # noqa: E501
'''
return Web3.toHex(rlp.encode(transaction))
示例3: __init__
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def __init__(self, private_key=None, wei_target_balance=None, wei_topup_threshold=None):
if private_key:
self.private_key = private_key
else:
self.private_key = Web3.toHex(keccak(os.urandom(4096)))
self.wei_target_balance = wei_target_balance
self.wei_topup_threshold = wei_topup_threshold
# https://stackoverflow.com/questions/20830118/creating-a-self-referencing-m2m-relationship-in-sqlalchemy-flask
示例4: raw_transaction
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def raw_transaction(self) -> str:
'''Returns raw transaction serialized to hex.'''
return Web3.toHex(rlp.encode(self.tx))
示例5: test_epoch_insta_finalize_logs
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_epoch_insta_finalize_logs(tester,
concise_casper,
casper_epoch_filter,
new_epoch):
start_epoch = concise_casper.START_EPOCH()
new_epoch()
new_epoch()
logs = casper_epoch_filter.get_new_entries()
assert len(logs) == 4
log_old = logs[-2]['args']
log_new = logs[-1]['args']
log_fields = {
'_number',
'_checkpoint_hash',
'_is_justified',
'_is_finalized'
}
assert log_fields == log_old.keys()
# New epoch log
assert log_new['_number'] == start_epoch + 2
init_block_number = tester.get_block_by_number('latest')['number'] - 1
# block before epoch init == checkpoint hash
assert Web3.toHex(log_new['_checkpoint_hash']) == \
tester.get_block_by_number(init_block_number - 1)['hash']
assert log_new['_is_justified'] is False
assert log_new['_is_finalized'] is False
# Insta-finalized previous epoch
assert log_old['_number'] == start_epoch + 1
# block before previous epoch init == checkpoint hash
prev_epoch_block_number = init_block_number - concise_casper.EPOCH_LENGTH()
assert Web3.toHex(log_old['_checkpoint_hash']) == \
tester.get_block_by_number(prev_epoch_block_number - 1)['hash']
assert log_old['_is_justified'] is True
assert log_old['_is_finalized'] is True
示例6: findContractForBytecode
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def findContractForBytecode(contracts, bytecode):
if type(bytecode) is HexBytes:
bytecode = Web3.toHex(bytecode)
if bytecode.startswith('0x'):
bytecode = bytecode[2:]
for c in contracts:
# ignore last 34 bytes which is just metadata
if c.bin and c.bin[:-68] == bytecode[:-68] or c.binRuntime and c.binRuntime[:-68] == bytecode[:-68]:
return c
return None
示例7: test_labelhash
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_labelhash(ens, label, expected_hash):
if isinstance(expected_hash, type):
with pytest.raises(expected_hash):
ens.labelhash(label)
else:
labelhash = ens.labelhash(label)
assert isinstance(labelhash, bytes)
hash_hex = Web3.toHex(labelhash)
assert hash_hex == expected_hash
示例8: test_to_hex
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_to_hex(val, expected):
assert Web3.toHex(val) == expected
示例9: test_to_hex_text
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_to_hex_text(val, expected):
assert Web3.toHex(text=val) == expected
示例10: test_to_hex_cleanup_only
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_to_hex_cleanup_only(val, expected):
assert Web3.toHex(hexstr=val) == expected
示例11: test_epoch_with_validator_logs
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def test_epoch_with_validator_logs(tester,
casper,
concise_casper,
casper_epoch_filter,
new_epoch,
induct_validator,
funded_account,
validation_key,
deposit_amount,
send_vote,
mk_suggested_vote):
validator_index = induct_validator(funded_account, validation_key, deposit_amount)
last_block_number = tester.get_block_by_number('latest')['number'] - 1
send_vote(mk_suggested_vote(validator_index, validation_key))
logs = casper_epoch_filter.get_new_entries()
last_epoch_hash = tester.get_block_by_number(last_block_number - 1)['hash']
last_epoch_log = [
log for log in logs
if Web3.toHex(log['args']['_checkpoint_hash']) == last_epoch_hash
][-1]['args']
assert last_epoch_log['_is_justified'] is True
assert last_epoch_log['_is_finalized'] is False
new_epoch()
last_block_number = tester.get_block_by_number('latest')['number'] - 1
send_vote(mk_suggested_vote(validator_index, validation_key))
logs = casper_epoch_filter.get_new_entries()
last_epoch_hash = tester.get_block_by_number(last_block_number - 1)['hash']
last_epoch_log = [
log for log in logs
if Web3.toHex(log['args']['_checkpoint_hash']) == last_epoch_hash
][-1]['args']
prev_epoch_hash = tester.get_block_by_number(
last_block_number - concise_casper.EPOCH_LENGTH() - 1
)['hash']
prev_epoch_log = [
log for log in logs
if Web3.toHex(log['args']['_checkpoint_hash']) == prev_epoch_hash
][-1]['args']
assert prev_epoch_log['_is_justified'] is True
assert prev_epoch_log['_is_finalized'] is True
assert last_epoch_log['_is_justified'] is True
assert last_epoch_log['_is_finalized'] is False
示例12: publish
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def publish(self, dataset, datadir, watch):
dataset = dataset.lower()
provider_info = self.mkt_contract.functions.getDataProviderInfo(
Web3.toHex(dataset.encode())
).call()
if not provider_info[4]:
raise MarketplaceDatasetNotFound(dataset=dataset)
match = next(
(l for l in self.addresses if l['pubAddr'] == provider_info[0]),
None
)
if not match:
raise MarketplaceNoAddressMatch(
dataset=dataset,
address=provider_info[0])
print('Using address: {} to publish this dataset.'.format(
provider_info[0]))
if 'key' in match:
key = match['key']
secret = match['secret']
else:
key, secret = get_key_secret(provider_info[0], match['wallet'])
filenames = glob.glob(os.path.join(datadir, '*.csv'))
if not filenames:
raise MarketplaceNoCSVFiles(datadir=datadir)
def read_file(pathname):
with open(pathname, 'rb') as f:
return f.read()
files = []
for idx, file in enumerate(filenames):
log.info('Uploading file {} of {}: {}'.format(
idx + 1, len(filenames), file))
files.append(('file', (os.path.basename(file), read_file(file))))
headers = get_signed_headers(dataset, key, secret)
r = requests.post('{}/marketplace/publish'.format(AUTH_SERVER),
files=files,
headers=headers)
if r.status_code != 200:
raise MarketplaceHTTPRequest(request='upload file',
error=r.status_code)
if 'error' in r.json():
raise MarketplaceHTTPRequest(request='upload file',
error=r.json()['error'])
log.info('File processed successfully.')
print('\nDataset {} uploaded and processed successfully.'.format(
dataset))
示例13: get_withdraw_amount
# 需要导入模块: from web3 import Web3 [as 别名]
# 或者: from web3.Web3 import toHex [as 别名]
def get_withdraw_amount(self, dataset=None):
if dataset is None:
df_sets = self._list()
if df_sets.empty:
print('There are no datasets available yet.')
return
set_print_settings()
while True:
print(df_sets)
dataset_num = input('Choose the dataset you want to '
'get the withdraw amount for '
'[0..{}]: '.format(df_sets.size - 1))
try:
dataset_num = int(dataset_num)
except ValueError:
print('Enter a number between 0 and {}'.format(
df_sets.size - 1))
else:
if dataset_num not in range(0, df_sets.size):
print('Enter a number between 0 and {}'.format(
df_sets.size - 1))
else:
dataset = df_sets.iloc[dataset_num]['dataset']
break
dataset = dataset.lower()
# address = self.choose_pubaddr()[0]
provider_info = self.mkt_contract.functions.getDataProviderInfo(
Web3.toHex(dataset.encode())
).call()
if not provider_info[4]:
print('The requested "{}" dataset is not registered in '
'the Data Marketplace.'.format(dataset))
return
withdraw_amount = from_grains(
self.mkt_contract.functions.getWithdrawAmount(
Web3.toHex(dataset.encode())).call())
print('{} ENG'.format(withdraw_amount))