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#!/usr/bin/env python3
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import argparse
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from collections import defaultdict
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import difflib
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import pickle
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from selfdrive.car.docs import get_all_car_info
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from selfdrive.car.docs_definitions import Column
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FOOTNOTE_TAG = "<sup>{}</sup>"
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STAR_ICON = '<a href="##"><img valign="top" src="https://raw.githubusercontent.com/commaai/openpilot/master/docs/assets/icon-star-{}.svg" width="22" /></a>'
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VIDEO_ICON = '<a href="{}" target="_blank">\
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<img height="18px" src="https://raw.githubusercontent.com/commaai/openpilot/master/docs/assets/icon-youtube.svg"></img></a>'
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COLUMNS = "|" + "|".join([column.value for column in Column]) + "|"
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COLUMN_HEADER = "|---|---|---|{}|".format("|".join([":---:"] * (len(Column) - 3)))
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ARROW_SYMBOL = "➡️"
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def load_base_car_info(path):
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with open(path, "rb") as f:
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return pickle.load(f)
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def match_cars(base_cars, new_cars):
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changes = []
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additions = []
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for new in new_cars:
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# Addition if no close matches or close match already used
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# Change if close match and not already used
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matches = difflib.get_close_matches(new.name, [b.name for b in base_cars], cutoff=0.)
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if not len(matches) or matches[0] in [c[1].name for c in changes]:
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additions.append(new)
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else:
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changes.append((new, next(car for car in base_cars if car.name == matches[0])))
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# Removal if base car not in changes
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removals = [b for b in base_cars if b.name not in [c[1].name for c in changes]]
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return changes, additions, removals
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def build_column_diff(base_car, new_car):
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row_builder = []
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for column in Column:
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base_column = base_car.get_column(column, STAR_ICON, VIDEO_ICON, FOOTNOTE_TAG)
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new_column = new_car.get_column(column, STAR_ICON, VIDEO_ICON, FOOTNOTE_TAG)
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if base_column != new_column:
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row_builder.append(f"{base_column} {ARROW_SYMBOL} {new_column}")
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else:
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row_builder.append(new_column)
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return format_row(row_builder)
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def format_row(builder):
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return "|" + "|".join(builder) + "|"
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def print_car_info_diff(path):
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base_car_info = defaultdict(list)
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new_car_info = defaultdict(list)
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for car in load_base_car_info(path):
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base_car_info[car.car_fingerprint].append(car)
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for car in get_all_car_info():
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new_car_info[car.car_fingerprint].append(car)
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# Add new platforms to base cars so we can detect additions and removals in one pass
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base_car_info.update({car: [] for car in new_car_info if car not in base_car_info})
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changes = defaultdict(list)
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for base_car_model, base_cars in base_car_info.items():
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# Match car info changes, and get additions and removals
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new_cars = new_car_info[base_car_model]
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car_changes, car_additions, car_removals = match_cars(base_cars, new_cars)
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# Removals
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for car_info in car_removals:
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changes["removals"].append(format_row([car_info.get_column(column, STAR_ICON, VIDEO_ICON, FOOTNOTE_TAG) for column in Column]))
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# Additions
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for car_info in car_additions:
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changes["additions"].append(format_row([car_info.get_column(column, STAR_ICON, VIDEO_ICON, FOOTNOTE_TAG) for column in Column]))
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for new_car, base_car in car_changes:
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# Column changes
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row_diff = build_column_diff(base_car, new_car)
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if ARROW_SYMBOL in row_diff:
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changes["column"].append(row_diff)
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# Detail sentence changes
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if base_car.detail_sentence != new_car.detail_sentence:
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changes["detail"].append(f"- Sentence for {base_car.name} changed!\n" +
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" ```diff\n" +
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f" - {base_car.detail_sentence}\n" +
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f" + {new_car.detail_sentence}\n" +
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" ```")
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# Print diff
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if any(len(c) for c in changes.values()):
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markdown_builder = ["### ⚠️ This PR makes changes to [CARS.md](../blob/master/docs/CARS.md) ⚠️"]
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for title, category in (("## 🔀 Column Changes", "column"), ("## ❌ Removed", "removals"),
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("## ➕ Added", "additions"), ("## 📖 Detail Sentence Changes", "detail")):
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if len(changes[category]):
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markdown_builder.append(title)
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if category not in ("detail",):
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markdown_builder.append(COLUMNS)
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markdown_builder.append(COLUMN_HEADER)
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markdown_builder.extend(changes[category])
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print("\n".join(markdown_builder))
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("--path", required=True)
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args = parser.parse_args()
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print_car_info_diff(args.path)
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