def coalesce_to_n_items()

in mozetl/graphics/graphics_telemetry_dashboard.py [0:0]

• 15 lines of code
• 6 McCabe index (conditional complexity)

def coalesce_to_n_items(agg, max_items):
    obj = []
    for superkey, breakdown in agg:
        if len(breakdown) <= max_items:
            obj += [(superkey, breakdown)]
            continue
        items = sorted(breakdown.items(), key=lambda obj: obj[1], reverse=True)
        new_breakdown = {k: v for k, v in items[0:max_items]}
        total = 0
        for k, v in items[max_items:]:
            total += v
        if total:
            new_breakdown["Other"] = new_breakdown.get("Other", 0) + total
        obj += [(superkey, new_breakdown)]
    return obj