Wallet.py 文件源码

def ToScriptHash(self, address):
        """
        Retrieve the script_hash based from an address.

        Args:
            address (str): a base58 encoded address.

        Raises:
            ValuesError: if an invalid address is supplied or the coin version is incorrect.
            Exception: if the address checksum fails.

        Returns:
            UInt160: script hash.
        """
        data = b58decode(address)
        if len(data) != 25:
            raise ValueError('Not correct Address, wrong length.')
        if data[0] != self.AddressVersion:
            raise ValueError('Not correct Coin Version')

        checksum = Crypto.Default().Hash256(data[:21])[:4]
        if checksum != data[21:]:
            raise Exception('Address format error')
        return UInt160(data=data[1:21])