jstoxrocky

def ecrecover(h, v, r, s):
    """
    Function recreating solidity's ecrecover

    Args:
        h: The Keccak hash of the msg
        v: The "v" parameter derived from the signed message (ethereum.utils.ecsign)
        r: The "r" parameter derived from the signed message (ethereum.utils.ecsign)
        s: The "s" parameter derived from the signed message (ethereum.utils.ecsign)

jstoxrocky

class Channel:

    
    def __init__(self, sender, recipient, deposit):
        self.sender = to_checksum_address(sender)
        self.recipient = to_checksum_address(recipient)
        self.deposit = deposit
        self.signatures = {}
    
    

jstoxrocky

from ethereum.utils import privtoaddr, ecrecover_to_pub, ecsign
from eth_utils import keccak, encode_hex, decode_hex, to_checksum_address

# Create Bob's account
priv = keccak('Bob')
addr = privtoaddr(priv)
pub = to_checksum_address(addr)
bob = {'pub':pub, 'priv':priv}

# Create Alice's account