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中级

分析平台30天日订单量与GMV趋势

未完成
中级参考 代码结构已给出,请填写 ____ 处
def solve():
    from pyodide.http import open_url
    from io import StringIO
    import pandas as pd
    plat=pd.read_csv(StringIO(open_url(____).read()))
    print(____)
    print(____)
    print(____)
    print(____)
    print(____)
    for _,r in plat.head(____).iterrows():
        print(____)

示例

输入
solve()
期望输出
Total days: 30
Avg daily orders: 6.6
Avg daily GMV: 645.23
Max GMV day: 2025-12-11 gmv=1525.37
Platform daily stats (first 5):
  2025-12-03: orders=6 gmv=358.21 active_riders=10
  2025-12-04: orders=8 gmv=1185.17 active_riders=8
  2025-12-05: orders=7 gmv=600.86 active_riders=9
  2025-12-06: orders=2 gmv=182.0 active_riders=10
  2025-12-07: orders=7 gmv=647.93 active_riders=9
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