Span耗时聚合与慢调用分析

def solve():
    from pyodide.http import open_url
    from io import StringIO
    trace_logs_csv = open_url(____).read()
    import pandas as pd
    from io import StringIO
    traces = pd.read_csv(StringIO(____))
    traces['____'] = (____) * ____
    print(____)
    svc_stats = traces.groupby(____)['____'].agg(____)
    print(svc_stats.round(____).to_string())
    print(____)
    top = traces.nlargest(____, '____')[['____','____','____','____']]
    print(top.to_string(____))
    slow_threshold = traces['____'].mean() + traces['____'].std()
    slow = traces[traces['____'] > slow_threshold]
    print(____)