import pandas as pd


def top_8_ai_barrage(file_path):
    # 读取CSV文件
    all_barrage = pd.read_csv(file_path, encoding='utf-8')

    # 过滤包含"AI"或"人工智能"的弹幕
    ai_barrage = all_barrage[all_barrage['barrage'].str.contains('AI |人工智能|科技|智能', case=False, na=False)]

    # 统计每个弹幕出现的次数
    counter = ai_barrage['barrage'].value_counts()

    # 获取数量排名前8项
    top_8 = counter.head(8).reset_index()
    top_8.columns = ['弹幕', '出现次数']
    return top_8


if __name__ == '__main__':
    print(top_8_ai_barrage('barrage.csv'))