trezor-firmware/tools/codegen/gen_coins.py

#!/usr/bin/env python3
import json

fields = [
    "coin_name",
    "coin_shortcut",
    "address_type",
    "address_type_p2sh",
    "maxfee_kb",
    "signed_message_header",
    "xpub_magic",
    "bech32_prefix",
    "cashaddr_prefix",
    "slip44",
    "segwit",
    "fork_id",
    "force_bip143",
    "version_group_id",
    "bip115",
    "curve_name",
]

support = json.load(open("../../vendor/trezor-common/defs/support.json", "r"))
coins = support["trezor2"].keys()

print("COINS = [")

for c in coins:
    print("    CoinInfo(")
    name = c.replace(" ", "_").lower()
    if name == "testnet":
        name = "bitcoin_testnet"
    data = json.load(open("../../vendor/trezor-common/defs/coins/%s.json" % name, "r"))
    for n in fields:
        if n in ["xpub_magic", "version_group_id"]:
            v = "0x%08x" % data[n] if data[n] is not None else "None"
        else:
            v = repr(data[n])
        if n == "curve_name":
            v = v.replace("_", "-")
        print("        %s=%s," % (n, v))
    print("    ),")

print("]")