update api.py

utils/api.py

@@ -134,7 +134,23 @@ def user_stats(student_id: int):
 def list_assignments_for_student(student_id: int):
     return _req("GET", f"/students/{student_id}/assignments").json()
 def student_quiz_average(student_id: int):
-    return _req("GET", f"/students/{student_id}/quiz_avg").json()
+    d = _req("GET", f"/students/{student_id}/quiz_avg").json()
+    # Normalize common shapes: {"avg": 82}, {"score_pct": "82"}, "82", 82
+    if isinstance(d, dict):
+        for k in ("avg", "average", "score_pct", "score", "value"):
+            if k in d:
+                v = d[k]
+                break
+        else:
+            # fallback: first numeric-ish value
+            v = next((vv for vv in d.values() if isinstance(vv, (int, float, str))), 0)
+    else:
+        v = d
+    try:
+        # handle strings like "82" or "82%"
+        return int(round(float(str(v).strip().rstrip("%"))))
+    except Exception:
+        return 0
 def recent_lessons_for_student(student_id: int, limit: int = 5):
     return _req("GET", f"/students/{student_id}/recent", params={"limit": limit}).json()