def transfer(self, to, amount, gas_limit=None, gas_price=None):
'''Transfers ether from this account.
Args:
to: Account instance or address string to transfer to.
amount: Amount of ether to send, in wei.
gas_limit: Gas limit of the transaction.
gas_price: Gas price of the transaction.
Returns:
TransactionReceipt instance'''
try:
signed_tx = self._acct.signTransaction({
'from':
self.address,
'nonce':
self.nonce,
'gasPrice':
wei(gas_price) or self._gas_price(),
'gas':
wei(gas_limit) or self._gas_limit(to, amount),
'to':
str(to),
'value':
wei(amount),
'data':
""
}).rawTransaction
txid = web3.eth.sendRawTransaction(signed_tx)
except ValueError as e:
txid = raise_or_return_tx(e)
self.nonce += 1
return TransactionReceipt(txid, self)
def _contract_tx(self, fn, args, tx, name, callback=None):
tx['from'] = self.address
if type(CONFIG['active_network']['gas_price']) is int:
tx['gasPrice'] = CONFIG['active_network']['gas_price']
if type(CONFIG['active_network']['gas_limit']) is int:
tx['gas'] = CONFIG['active_network']['gas_limit']
try:
txid = fn(*args).transact(tx)
except ValueError as e:
txid = raise_or_return_tx(e)
self.nonce += 1
return TransactionReceipt(txid, self, name=name, callback=callback)
def _contract_tx(self, fn, args, tx, name, callback=None):
try:
tx.update({
'from':
self.address,
'nonce':
self.nonce,
'gasPrice':
self._gas_price(),
'gas': (CONFIG['active_network']['gas_limit']
or fn(*args).estimateGas({'from': self.address}))
})
raw = fn(*args).buildTransaction(tx)
txid = web3.eth.sendRawTransaction(
self._acct.signTransaction(raw).rawTransaction)
except ValueError as e:
txid = raise_or_return_tx(e)
self.nonce += 1
return TransactionReceipt(txid, self, name=name, callback=callback)