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中级

分析托管资金持有、释放与退款情况

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
    payments=pd.read_csv(StringIO(open_url(____).read()))
    held=payments[payments['____']=='____']
    released=payments[payments['____']=='____']
    refunded=payments[payments['____']=='____']
    print(____)
    print(____)
    print(____)
    print(____)

示例

输入
solve()
期望输出
Held: count=15 amount=1335.0
Released: count=28 amount=2844.0
Refunded: count=6 amount=161.0
Release rate: 65.1%
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