def bech32_verify_checksum(hrp, data):
    """Verify a checksum given HRP and converted data characters."""
    check = bech32_polymod(bech32_hrp_expand(hrp) + data)
    if check == BECH32_CONST:
        return Encoding.BECH32
    elif check == BECH32M_CONST:
        return Encoding.BECH32M
    else:
        return None
Verify a checksum given HRP and converted data characters.
electrum/segwit_addr.py