Files
sunnypilot/tools/cabana/generate_dbc_json.py
Dean Lee 03aefed64a Cabana: load DBC from car fingerprint (#26158)
* auto load DBC from fingerprint

* generate json in scons
old-commit-hash: 2ed51e3151
2022-10-19 14:18:28 -07:00

25 lines
908 B
Python
Executable File

#!/usr/bin/env python3
import argparse
import json
from selfdrive.car.car_helpers import get_interface_attr
def generate_dbc_json() -> str:
all_cars_by_brand = get_interface_attr("CAR_INFO")
all_dbcs_by_brand = get_interface_attr("DBC")
dbc_map = {car: all_dbcs_by_brand[brand][car]['pt'] for brand, cars in all_cars_by_brand.items() for car in cars if car != 'mock'}
return json.dumps(dict(sorted(dbc_map.items())), indent=2)
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Generate mapping for all car fingerprints to DBC names and outputs json file",
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument("--out", required=True, help="Generated json filepath")
args = parser.parse_args()
with open(args.out, 'w') as f:
f.write(generate_dbc_json())
print(f"Generated and written to {args.out}")