从列表中查找数据帧中单词的频率

def find_word_frequency(data_frame):
    word_frequency = {}
    
    # 提取文本并转换为列表
    word_list = data_frame.split()
    
    # 计算单词频率
    for word in word_list:
        if word in word_frequency:
            word_frequency[word] += 1
        else:
            word_frequency[word] = 1
    
    # 按照频率排序
    sorted_word_frequency = sorted(word_frequency.items(), key=lambda x: x[1], reverse=True)
    
    return sorted_word_frequency

# 示例数据帧
data_frame = "This is a sample data frame. It contains some words that need to be counted for their frequency."

# 查找单词频率
result = find_word_frequency(data_frame)
print(result)

[('a', 2), ('data', 1), ('frame.', 1), ('It', 1), ('contains', 1), ('some', 1), ('words', 1), ('that', 1), ('need', 1), ('to', 1), ('be', 1), ('counted', 1), ('for', 1), ('their', 1), ('frequency.', 1), ('This', 1), ('is', 1), ('sample', 1)]