统计课程价格区间分布

def solve():
    from pyodide.http import open_url
    from io import StringIO
    import pandas as pd
    csv_data = open_url('https://data.zuihe.com/dbd/ms-edulive/state_01/courses.csv').read()
    df = pd.read_csv(StringIO(csv_data))
    bins = [0, 50, 100, 200, 500]
    labels = ['0-50元', '50-100元', '100-200元', '200-500元']
    df['price_range'] = pd.cut(df['price'], bins=bins, labels=labels)
    result = df['price_range'].value_counts()
    for r, count in result.items():
        print(f'{r}: {count}门')