统计取消订单原因分布

def solve():
    from pyodide.http import open_url
    restaurants_csv = open_url(____).read()
    menu_items_csv = open_url(____).read()
    riders_csv = open_url(____).read()
    orders_csv = open_url(____).read()
    order_items_csv = open_url(____).read()
    delivery_logs_csv = open_url(____).read()
    import sqlite3
    import pandas as pd
    from io import StringIO

    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    pd.read_csv(StringIO(____)).to_sql(____)

    details = pd.read_sql_query(____)
    print(details.to_string(____))

    print()
    summary = details.groupby(____).size().reset_index(____)
    print(summary.to_string(____))
    conn.close()