funga-eth/funga/eth/web3ext/__init__.py

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2021-10-10 18:14:34 +02:00
import logging
import re
from web3 import Web3 as Web3super
from web3 import WebsocketProvider, HTTPProvider
from .middleware import PlatformMiddleware
re_websocket = re.compile('^wss?://')
re_http = re.compile('^https?://')
logg = logging.getLogger(__file__)
def create_middleware(ipcpath):
PlatformMiddleware.ipcaddr = ipcpath
return PlatformMiddleware
# overrides the original Web3 constructor
#def Web3(blockchain_provider='ws://localhost:8546', ipcpath=None):
def Web3(provider, ipcpath=None):
w3 = Web3super(provider)
if ipcpath != None:
logg.info('using signer middleware with ipc {}'.format(ipcpath))
w3.middleware_onion.add(create_middleware(ipcpath))
w3.eth.personal = w3.geth.personal
return w3