mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-26 09:28:13 +00:00
47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
# This file is part of the Trezor project.
|
|
#
|
|
# Copyright (C) 2012-2019 SatoshiLabs and contributors
|
|
#
|
|
# This library is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Lesser General Public License version 3
|
|
# as published by the Free Software Foundation.
|
|
#
|
|
# This library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the License along with this library.
|
|
# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
|
|
|
|
import json
|
|
import os.path
|
|
|
|
from .tx_api import TxApi
|
|
|
|
COINS_JSON = os.path.join(os.path.dirname(__file__), "coins.json")
|
|
|
|
|
|
def _load_coins_json():
|
|
# Load coins.json to local variables
|
|
# NOTE: coins.json is generated via `make coins_json` command.
|
|
with open(COINS_JSON) as coins_json:
|
|
return json.load(coins_json)
|
|
|
|
|
|
# exported variables
|
|
__all__ = ["by_name", "slip44", "tx_api"]
|
|
|
|
try:
|
|
coins_list = _load_coins_json()
|
|
by_name = {coin["coin_name"]: coin for coin in coins_list}
|
|
except Exception as e:
|
|
raise ImportError("Failed to load coins.json. Check your installation.") from e
|
|
|
|
slip44 = {name: coin["slip44"] for name, coin in by_name.items()}
|
|
tx_api = {
|
|
name: TxApi(coin)
|
|
for name, coin in by_name.items()
|
|
if coin["blockbook"] or coin["bitcore"]
|
|
}
|