对单条申请完成特征提取

def solve():
    from pyodide.http import open_url
    from io import StringIO
    loans_featured_csv = open_url(____).read()
    realtime_requests_csv = open_url(____).read()
    blacklist_csv = open_url(____).read()
    decision_log_csv = open_url(____).read()
    import pandas as pd
    from datetime import datetime
    from io import StringIO
    df = pd.read_csv(StringIO(____))
    row=df.iloc[____]
    def parse_cl(____):
        try:
            dt=datetime.strptime(str(____),'____')
            return max(____,(____-dt.year)*____+(____-dt.month))
        except:
            return ____
    feat={}
    feat['____']=(float(____)+float(____))/____
    feat['____']=float(____)/(float(____)+____)
    feat['____']=float(____)/(float(____)/____+____)
    feat['____']=parse_cl(row.get(____))
    for k,v in feat.items():
        print(____)