| from __future__ import annotations |
|
|
| import sys |
| import xml.etree.ElementTree as ET |
| from pathlib import Path |
|
|
|
|
| EXPECTED_PADS = { |
| "1": (-2.35, 0.25, 0.6, 0.25), |
| "2": (-2.35, -0.25, 0.6, 0.25), |
| "3": (-0.25, -2.35, 0.25, 0.6), |
| "4": (0.25, -2.35, 0.25, 0.6), |
| "5": (2.35, -0.25, 0.6, 0.25), |
| "6": (2.35, 0.25, 0.6, 0.25), |
| "7": (0.25, 2.35, 0.25, 0.6), |
| "8": (-0.25, 2.35, 0.25, 0.6), |
| } |
|
|
|
|
| def _parse_float(v: str | None) -> float | None: |
| if v is None: |
| return None |
| try: |
| return float(v) |
| except ValueError: |
| return None |
|
|
|
|
| def evaluate(submission_dir: str) -> bool: |
| sub = Path(submission_dir).resolve() |
| target = None |
| for name in ("qfn8.lbr",): |
| cand = sub / name |
| if cand.exists(): |
| target = cand |
| break |
| if target is None: |
| return False |
|
|
| try: |
| root = ET.parse(target).getroot() |
| except Exception: |
| return False |
|
|
| packages = list(root.iter("package")) |
| if len(packages) != 1: |
| return False |
| pkg = packages[0] |
| if (pkg.get("name") or "") != "QFN-8-0.5": |
| return False |
|
|
| smds = list(pkg.iter("smd")) |
| if len(smds) != 8: |
| return False |
| if {s.get("name") for s in smds} != set(EXPECTED_PADS): |
| return False |
| center_x = sum(_parse_float(s.get("x")) or 0.0 for s in smds) / len(smds) |
| center_y = sum(_parse_float(s.get("y")) or 0.0 for s in smds) / len(smds) |
| for smd in smds: |
| name = smd.get("name") or "" |
| x = _parse_float(smd.get("x")) |
| y = _parse_float(smd.get("y")) |
| dx = _parse_float(smd.get("dx")) |
| dy = _parse_float(smd.get("dy")) |
| if None in (x, y, dx, dy): |
| return False |
| ex, ey, edx, edy = EXPECTED_PADS[name] |
| if abs((x - center_x) - ex) > 1e-6 or abs((y - center_y) - ey) > 1e-6: |
| return False |
| if abs(dx - edx) > 1e-6 or abs(dy - edy) > 1e-6: |
| return False |
|
|
| wires21 = [c for c in pkg if c.tag == "wire" and c.get("layer") == "21"] |
| if len(wires21) < 4: |
| return False |
| markers = [c for c in pkg if c.tag == "circle" and c.get("layer") == "21"] |
| if not markers: |
| return False |
| texts = {t.text or "" for t in pkg.iter("text")} |
| if ">NAME" not in texts or ">VALUE" not in texts: |
| return False |
| if not any(t.get("layer") == "25" for t in pkg.iter("text")): |
| return False |
| if not any(t.get("layer") == "27" for t in pkg.iter("text")): |
| return False |
| return True |
|
|
|
|
| def main(argv: list[str]) -> int: |
| if len(argv) > 2: |
| print("usage: python eval.py SUBMISSION_DIR", file=sys.stderr) |
| return 2 |
| submission_dir = argv[1] if len(argv) == 2 else Path(__file__).resolve().parent |
| ok = evaluate(submission_dir) |
| print("True" if ok else "False") |
| return 0 if ok else 1 |
|
|
|
|
| if __name__ == "__main__": |
| raise SystemExit(main(sys.argv)) |
|
|
