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jyoung/tools/car_porting/examples/ford_vin_fingerprint.ipynb

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{
"cells": [
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [],
"source": [
"\"\"\"In this example, we use the public comma car segments database to check if vin fingerprinting is feasible for ford.\"\"\"\n",
"\n",
"from openpilot.tools.lib.logreader import LogReader\n",
"from openpilot.tools.lib.comma_car_segments import get_comma_car_segments_database\n",
"from openpilot.selfdrive.car.ford.values import CAR\n",
"\n",
"database = get_comma_car_segments_database()\n",
"\n",
"platforms = [c.value for c in CAR]"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [],
"source": [
"# Adapted from https://github.com/commaai/openpilot/issues/31052#issuecomment-1902690083\n",
"\n",
"MODEL_YEAR_CODES = {'M': 2021, 'N': 2022, 'P': 2023, 'R': 2024, 'S': 2025}\n",
"\n",
"\n",
"F150_CODES = ['F1C', 'F1E', 'W1C', 'W1E', 'X1C', 'X1E', 'W1R', 'W1P', 'W1S', 'W1T']\n",
"LIGHTNING_CODES = ['L', 'V']\n",
"MACHE_CODES = ['K1R', 'K1S', 'K2S', 'K3R', 'K3S', 'K4S']\n",
"\n",
"FORD_VIN_START = ['1FT', '3FM', '5LM']\n",
"\n",
"def ford_vin_fingerprint(vin): # Check if it's a Ford vehicle and determine the model\n",
" vin_positions_567 = vin[4:7]\n",
"\n",
" if vin.startswith('1FT'):\n",
" if vin_positions_567 in F150_CODES:\n",
" if vin[7] in LIGHTNING_CODES:\n",
" return f\"FORD F-150 LIGHTNING 1ST GEN\"\n",
" else:\n",
" return f\"FORD F-150 14TH GEN\"\n",
" elif vin.startswith('3FM'):\n",
" if vin_positions_567 in MACHE_CODES:\n",
" return f\"FORD MUSTANG MACH-E 1ST GEN\"\n",
" elif vin.startswith('5LM'):\n",
" pass\n",
"\n",
" return \"mock\""
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Got 287 segments for platform FORD BRONCO SPORT 1ST GEN, sampling 5 segments\n",
"Got 137 segments for platform FORD ESCAPE 4TH GEN, sampling 5 segments\n",
"Got 1041 segments for platform FORD EXPLORER 6TH GEN, sampling 5 segments\n",
"Got 5 segments for platform FORD F-150 14TH GEN, sampling 5 segments\n",
"Got 56 segments for platform FORD FOCUS 4TH GEN, sampling 5 segments\n",
"Got 637 segments for platform FORD MAVERICK 1ST GEN, sampling 5 segments\n",
"Got 3 segments for platform FORD F-150 LIGHTNING 1ST GEN, sampling 3 segments\n",
"Got 3 segments for platform FORD MUSTANG MACH-E 1ST GEN, sampling 3 segments\n"
]
}
],
"source": [
"import random\n",
"\n",
"MAX_SEGS_PER_PLATFORM = 5\n",
"\n",
"VINS_TO_CHECK = set()\n",
"\n",
"for platform in platforms:\n",
" if platform not in database:\n",
" print(f\"Skipping platform: {platform}, no data available\")\n",
" continue\n",
" \n",
" all_segments = database[platform]\n",
"\n",
" NUM_SEGMENTS = min(len(all_segments), MAX_SEGS_PER_PLATFORM)\n",
"\n",
" print(f\"Got {len(all_segments)} segments for platform {platform}, sampling {NUM_SEGMENTS} segments\")\n",
"\n",
" segments = random.sample(all_segments, NUM_SEGMENTS)\n",
"\n",
" for segment in segments:\n",
" lr = LogReader(segment)\n",
" CP = lr.first(\"carParams\")\n",
" if \"FORD\" not in CP.carFingerprint:\n",
" print(segment, CP.carFingerprint)\n",
" VINS_TO_CHECK.add((CP.carVin, CP.carFingerprint))"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"vin: 3FTTW8E34PRXXXXXX real platform: FORD MAVERICK 1ST GEN determined platform: mock correct: False\n",
"vin: 00000000000XXXXXX real platform: FORD F-150 14TH GEN determined platform: mock correct: False\n",
"vin: 3FMTK3SU0MMXXXXXX real platform: FORD MUSTANG MACH-E 1ST GEN determined platform: FORD MUSTANG MACH-E 1ST GEN correct: True\n",
"vin: 1FTVW1EL4NWXXXXXX real platform: FORD F-150 LIGHTNING 1ST GEN determined platform: FORD F-150 LIGHTNING 1ST GEN correct: True\n",
"vin: WF0NXXGCHNJXXXXXX real platform: FORD FOCUS 4TH GEN determined platform: mock correct: False\n",
"vin: 1FMCU9J94MUXXXXXX real platform: FORD ESCAPE 4TH GEN determined platform: mock correct: False\n",
"vin: 3FTTW8E33NRXXXXXX real platform: FORD MAVERICK 1ST GEN determined platform: mock correct: False\n",
"vin: 3FMCR9B69NRXXXXXX real platform: FORD BRONCO SPORT 1ST GEN determined platform: mock correct: False\n",
"vin: 1FM5K8GC7LGXXXXXX real platform: FORD EXPLORER 6TH GEN determined platform: mock correct: False\n",
"vin: 5LM5J7XC9LGXXXXXX real platform: FORD EXPLORER 6TH GEN determined platform: mock correct: False\n",
"vin: 5LM5J7XC1LGXXXXXX real platform: FORD EXPLORER 6TH GEN determined platform: mock correct: False\n",
"vin: 3FTTW8F97NRXXXXXX real platform: FORD MAVERICK 1ST GEN determined platform: mock correct: False\n",
"vin: 3FTTW8E99NRXXXXXX real platform: FORD MAVERICK 1ST GEN determined platform: mock correct: False\n"
]
}
],
"source": [
"for vin, real_fingerprint in VINS_TO_CHECK:\n",
" determined_fingerprint = ford_vin_fingerprint(vin)\n",
" print(f\"vin: {vin} real platform: {real_fingerprint: <30} determined platform: {determined_fingerprint: <30} correct: {real_fingerprint == determined_fingerprint}\")"
]
}
],
"metadata": {
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},
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