def __init__(self, provider):
self._requestManager = RequestManager(provider)
self.currentProvider = provider
self.eth = Eth(self)
self.db = Db(self._requestManager)
self.shh = Shh(self._requestManager)
self.net = Net(self._requestManager)
self.personal = Personal(self._requestManager)
self.version = Version(self._requestManager)
self.providers = {
'RPCProvider': RPCProvider,
'IPCProvider': IPCProvider,
'TestRPCProvider': TestRPCProvider,
}
self.RPCProvider = RPCProvider
self.IPCProvider = IPCProvider
self.TestRPCProvider = TestRPCProvider
class Config:
def __getattr__(self, key):
if key == "defaultAccount":
return config.defaultAccount
elif key == "defaultBlock":
return config.defaultBlock
def __setattr__(self, key, value):
if key == "defaultAccount":
config.defaultAccount = value
elif key == "defaultBlock":
config.defaultBlock = value
self.config = Config()
# Encoding and Decoding
self.toHex = to_hex
self.toAscii = decode_hex
self.toUtf8 = compose(decode_hex, force_text)
self.fromAscii = encode_hex
self.fromUtf8 = encode_hex
self.toDecimal = to_decimal
self.fromDecimal = from_decimal
# Currency Utility
self.toWei = to_wei
self.fromWei = from_wei
# Address Utility
self.isAddress = is_address
self.isChecksumAddress = is_checksum_address
self.toChecksumAddress = to_checksum_address
def __init__(self, provider):
self._requestManager = RequestManager(provider)
self.currentProvider = provider
self.eth = Eth(self)
self.db = Db(self._requestManager)
self.shh = Shh(self._requestManager)
self.net = Net(self._requestManager)
self.personal = Personal(self._requestManager)
self.version = Version(self._requestManager)
self.txpool = TxPool(self._requestManager)
self.miner = Miner(self._requestManager)
self.admin = Admin(self._requestManager)
self.providers = {
'RPCProvider': RPCProvider,
'IPCProvider': IPCProvider,
'TestRPCProvider': TestRPCProvider,
}
self.RPCProvider = RPCProvider
self.IPCProvider = IPCProvider
self.TestRPCProvider = TestRPCProvider
# Encoding and Decoding
self.toHex = to_hex
self.toAscii = decode_hex
self.toUtf8 = compose(decode_hex, force_text)
self.fromAscii = encode_hex
self.fromUtf8 = encode_hex
self.toDecimal = to_decimal
self.fromDecimal = from_decimal
# Currency Utility
self.toWei = to_wei
self.fromWei = from_wei
# Address Utility
self.isAddress = is_address
self.isChecksumAddress = is_checksum_address
self.toChecksumAddress = to_checksum_address
def _find_matching_event_abi(cls, event_name=None, argument_names=None):
filters = [
functools.partial(filter_by_type, 'event'),
]
if event_name is not None:
filters.append(functools.partial(filter_by_name, event_name))
if argument_names is not None:
filters.append(
functools.partial(filter_by_argument_name, argument_names))
filter_fn = compose(*filters)
event_abi_candidates = filter_fn(cls.abi)
if len(event_abi_candidates) == 1:
return event_abi_candidates[0]
elif not event_abi_candidates:
raise ValueError("No matching functions found")
else:
raise ValueError("Multiple functions found")
def _find_matching_event_abi(cls, event_name=None, argument_names=None):
filters = [
functools.partial(filter_by_type, 'event'),
]
if event_name is not None:
filters.append(functools.partial(filter_by_name, event_name))
if argument_names is not None:
filters.append(
functools.partial(filter_by_argument_name, argument_names)
)
filter_fn = compose(*filters)
event_abi_candidates = filter_fn(cls.abi)
if len(event_abi_candidates) == 1:
return event_abi_candidates[0]
elif not event_abi_candidates:
raise ValueError("No matching functions found")
else:
raise ValueError("Multiple functions found")
def apply_to_array(formatter_fn):
return compose(
functools.partial(map, formatter_fn),
list,
)
Constructs a decorator that will cause the underlying function to only be
applied to the given value if the `test_fn` returns true for that value.
"""
def outer_fn(fn):
@functools.wraps(fn)
def inner(value):
if test_fn(value):
return fn(value)
return value
return inner
return outer_fn
apply_if_not_null = apply_if_passes_test(compose(is_null, operator.not_))
apply_if_string = apply_if_passes_test(is_string)
apply_if_array = apply_if_passes_test(is_array)
apply_if_object = apply_if_passes_test(is_object)
apply_if_integer = apply_if_passes_test(is_integer)
def apply_to_array(formatter_fn):
return compose(
functools.partial(map, formatter_fn),
list,
)
@coerce_args_to_text
@coerce_return_to_text
def test_composition_single_function():
def fn(x):
return x * 2
assert compose(fn)(5) == 10
def test_composition_no_functions():
fn = compose()
assert fn(5) == 5
def test_composition_multiple_function():
def fn(x):
return x + 1
assert compose(fn, fn, fn)(5) == 8
class Web3(object):
RPCProvider = RPCProvider
IPCProvider = IPCProvider
TestRPCProvider = TestRPCProvider
# Iban
Iban = Iban
# Encoding and Decoding
toHex = staticmethod(to_hex)
toAscii = staticmethod(decode_hex)
toUtf8 = staticmethod(compose(decode_hex, force_text))
fromAscii = staticmethod(encode_hex)
fromUtf8 = staticmethod(encode_hex)
toDecimal = staticmethod(to_decimal)
fromDecimal = staticmethod(from_decimal)
# Currency Utility
toWei = staticmethod(to_wei)
fromWei = staticmethod(from_wei)
# Address Utility
isAddress = staticmethod(is_address)
isChecksumAddress = staticmethod(is_checksum_address)
toChecksumAddress = staticmethod(to_checksum_address)
def __init__(self, provider):
self._requestManager = RequestManager(provider)
self.currentProvider = provider
self.eth = Eth(self)
self.db = Db(self._requestManager)
self.shh = Shh(self._requestManager)
self.net = Net(self._requestManager)
self.personal = Personal(self._requestManager)
self.version = Version(self._requestManager)
self.txpool = TxPool(self._requestManager)
self.miner = Miner(self._requestManager)
self.admin = Admin(self._requestManager)
def setProvider(self, provider):
self._requestManager.setProvider(provider)
self.currentProvider = provider
def reset(self, keepIsSyncing):
self._requestManager.reset(keepIsSyncing)
def sha3(self, value, encoding="hex"):
if encoding == 'hex':
hex_string = value
else:
hex_string = encode_hex(value)
return self._requestManager.request_blocking('web3_sha3', [hex_string])
def isConnected(self):
return self.currentProvider is not None and self.currentProvider.isConnected()
def createBatch(self):
raise NotImplementedError("Not Implemented")
def receive(self, requestid, timeout=0, keep=False):
return self._requestManager.receive(requestid, timeout, keep)
def apply_to_array(formatter_fn):
return compose(
functools.partial(map, formatter_fn),
list,
)
def apply_if_passes_test(test_fn):
"""
Constructs a decorator that will cause the underlying function to only be
applied to the given value if the `test_fn` returns true for that value.
"""
def outer_fn(fn):
@functools.wraps(fn)
def inner(value):
if test_fn(value):
return fn(value)
return value
return inner
return outer_fn
apply_if_not_null = apply_if_passes_test(compose(is_null, operator.not_))
apply_if_string = apply_if_passes_test(is_string)
apply_if_array = apply_if_passes_test(is_array)
apply_if_object = apply_if_passes_test(is_object)
apply_if_integer = apply_if_passes_test(is_integer)
def apply_to_array(formatter_fn):
return compose(
functools.partial(map, formatter_fn),
list,
)
@coerce_args_to_text
@coerce_return_to_text
