| #!/usr/bin/env python3 | |
| """verify.py - recompute every answer from explicit params. Exit 1 on any failure.""" | |
| import json, sys | |
| rows = json.load(open("data/problems.json")) | |
| bad = 0 | |
| for r in rows: | |
| p = r["params"] | |
| if r["topic"] == "kinematics": | |
| if abs(p["v0"]*p["t"] + 0.5*p["a"]*p["t"]**2 - r["answer"]) > 0.05: bad += 1 | |
| elif r["topic"] == "energy": | |
| if abs(p["m"]*p["g"]*p["h"] - r["answer"]) > 0.5: bad += 1 | |
| elif r["topic"] == "circuits": | |
| if abs(p["v"]/(p["r1"]*p["r2"]/(p["r1"]+p["r2"])) - r["answer"]) > 0.01: bad += 1 | |
| print("verified %d/%d" % (len(rows)-bad, len(rows))) | |
| sys.exit(1 if bad else 0) | |