def __init__(self, count, freq, cachedir='', pairs=[]):
self.count = max(count, 1)
self.d = {}
self.lastmutex = Semaphore(1)
self.first = None
self.last = None
for key, value in pairs:
self[key] = value
# Set the frequency to something like 1/100th of
# the expected dictionary final size to achieve
# best performance.
self.diskcache = DictCache(freq, cachedir)
def __init__(self,
router_config: str='uniswap',
name: Optional[str]=None,
filter_address: Sequence[str]=None):
script_dir = os.path.dirname(os.path.realpath(__file__))
self.name = type(self).__name__ if name is None else name
with open(os.path.join(script_dir, 'config.json')) as f:
self._config = json5.load(f)
self._uniswap: Dict[str, UniswapV2Client] = {}
self.router_config = router_config
self._web3: Optional[Web3] = None
self._web3_write: Optional[Web3] = None
self._abi_cache: Dict[str, str] = {}
self.wait_async = 0.1
self.token_cache = DictCache("token-" + self.name)
self.pair_cache = DictCache("pair-" + self.name)
self.reserves_cache = DictCache("reserves-" + self.name)
self.deadline = 1800.0
self.default_gas_price = \
self.web3().toWei(15, "gwei")
self._weth_address: Optional[str] = None
self.execute_trade = False
self.filter_address = [ self.uniswap().router_address.lower() ] \
if filter_address is None else [x.lower() for x in filter_address]
