实现上报数据DTO转换

def solve():
    from pyodide.http import open_url
    from io import StringIO
    import pandas as pd, json
    payloads_csv = open_url(____).read()
    payloads = pd.read_csv(StringIO(____))
    def to_dto(____):
        try: payload = json.loads(____)
        except: return None
        dto = []
        for r in payload.get(____):
            dto.append({'____':payload.get(____),'____':r.get(____),
                '____':r.get(____),'____':r.get(____),'____':payload.get(____),'____':received_at})
        return dto
    total = ____
    for _, row in payloads[payloads['____']==____].head(____).iterrows():
        dtos = to_dto(____)
        if dtos:
            total += len(____)
            for d in dtos: print(____)
    print(____)