数据集处理

pheme9 数据清洗

def clean_english_text(text):
    tweet = text.strip()
    # 去除链接
    tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)
    # 去除 <@user>
    # tweet = re.sub(r'<@user>', '', tweet)
    # 去除 <url>
    # tweet = re.sub(r'<url>', '', tweet)
    # 去除@用户
    # tweet = re.sub(r'@\w+ ', '', tweet)

    tweet = re.sub(r'\.@\w+\: ', '', tweet)
    tweet = re.sub(r'\.@\w+ ', '', tweet)
    tweet = re.sub(r'@\w+\. ', '', tweet)
    tweet = re.sub(r'@\w+\: ', '', tweet)
    tweet = re.sub(r'@\w+ ', '', tweet)
    tweet = re.sub(r'\s+', ' ', tweet)

    # 使用正则表达式匹配和替换话题
    # tweet = re.sub(r'#\w+', '', tweet)

    # 去除标点符号和特殊字符
    # tweet = re.sub(r'[^\w\s]', '', tweet)
    # 去除多余的空格
    tweet = re.sub(r'\s+', ' ', tweet).strip()
    # 小写
    tweet = tweet.lower()
    return tweet

twitter 数据集清洗





def clean_english_text(text):
    tweet = text.strip()
    # 去除链接
    tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)

    tweet = tweet.lower()
    tweet = re.sub(r' url\b', '', tweet)
    tweet = re.sub(r': url\b', '', tweet)
    tweet = re.sub(r'\burl\b', '', tweet)

    # 去除多余的空格
    tweet = re.sub(r'\s+', ' ', tweet).strip()

    return tweet






twitter15 数据集清洗






def clean_english_text(text):
    tweet = text.strip()

    tweet = tweet.lower()

    tweet = re.sub(r'<url>', '', tweet)
    tweet = re.sub(r'\.<@user>\:', ' ', tweet)
    tweet = re.sub(r'<@user>\:', ' ', tweet)
    tweet = re.sub(r'<@user>', ' ', tweet)
    tweet = re.sub(r'\brt\b', ' ', tweet)

    tweet = re.sub(r'\s+', ' ', tweet).strip()

    return tweet






 


twitter16 数据集清洗






def clean_english_text(text):
    tweet = text.strip()

    tweet = tweet.lower()

    tweet = re.sub(r'<url>', '', tweet)
    tweet = re.sub(r'\.<@user>\:', ' ', tweet)
    tweet = re.sub(r'<@user>\:', ' ', tweet)
    tweet = re.sub(r'<@user>', ' ', tweet)
    tweet = re.sub(r'\brt\b', ' ', tweet)

    tweet = re.sub(r'\s+', ' ', tweet).strip()

    return tweet






twitter_covid19 数据清洗




def clean_english_text(text):
    tweet = text.strip()
    tweet = tweet.lower()
    tweet = re.sub(r'url', '', tweet)
    tweet = re.sub(r'\s+', ' ', tweet).strip()
    return tweet




 


weibo 数据集清洗




def clean_chinese_text(text):
    tweet = text.strip()
    tweet = tweet.lower()
    # 去除链接
    tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)
    # 删除转发微博
    tweet = re.sub(r'转发微博。', '', tweet)
    tweet = re.sub(r'转发微博', '', tweet)
    tweet = re.sub(r'轉發微博', '', tweet)
    tweet = re.sub(r'轉發微博。', '', tweet)
    tweet = re.sub(r'转发微博', '', tweet)



    tweet = re.sub(r'// @[a-zA-Z0-9\u4e00-\u9fa5_-]+：', ' ', tweet)
    tweet = re.sub(r'// @[a-zA-Z0-9\u4e00-\u9fa5_-]+:', ' ', tweet)
    tweet = re.sub(r'//@[a-zA-Z0-9\u4e00-\u9fa5_-]+:', ' ', tweet)
    tweet = re.sub(r'//@ [a-zA-Z0-9\u4e00-\u9fa5_-]+:', ' ', tweet)
    tweet = re.sub(r'转// @[a-zA-Z0-9\u4e00-\u9fa5_-]+ :', ' ', tweet)
    tweet = re.sub(r'// @[a-zA-Z0-9\u4e00-\u9fa5_-]+ :', ' ', tweet)
    tweet = re.sub(r'//@[a-zA-Z0-9\u4e00-\u9fa5_-]+', ' ', tweet)

    tweet = re.sub(r'回复@[a-zA-Z0-9\u4e00-\u9fa5_-]+:', ' ', tweet)
    tweet = re.sub(r'回复@[a-zA-Z0-9\u4e00-\u9fa5_-]+：', ' ', tweet)
    tweet = re.sub(r'@[a-zA-Z0-9\u4e00-\u9fa5_-]+', ' ', tweet)
    tweet = re.sub(r'@[a-zA-Z0-9\u4e00-\u9fa5_-]+ ：', ' ', tweet)

    tweet = re.sub(r'http[s]?://\S+', '', tweet)

    # 去除多余的空格
    tweet = re.sub(r' \s+', ' ', tweet).strip()

    return tweet




twitter_covid19 




def clean_chinese_text(text):
    tweet = text.strip()
    tweet = tweet.lower()
    tweet = re.sub(r'转发微博。', '', tweet)
    tweet = re.sub(r'转发微博', '', tweet)
    tweet = re.sub(r'轉發微博', '', tweet)
    tweet = re.sub(r'轉發微博。', '', tweet)
    tweet = re.sub(r'查看图片', '', tweet)
    tweet = re.sub(r'网页链接', '', tweet)
    tweet = re.sub(r'图片评论', '', tweet)

    # 去除链接
    tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)
    # 删除转发微博
    tweet = re.sub(r"<'([a-zA-Z0-9\u4e00-\u9fa5_-]+)'>@\1", ' ', tweet)
    tweet = re.sub(r"@<'([a-zA-Z0-9\u4e00-\u9fa5_-]+)'>@\1", ' ', tweet)
    tweet = re.sub(r"//<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #//<'强大大丨'>转发微博
    tweet = re.sub(r"回复<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #回复<'美少女陈翠花'>哦
    tweet = re.sub(r"<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #回复<'美少女陈翠花'>哦

    # 去除多余的空格
    tweet = re.sub(r' \s+', ' ', tweet).strip()

    return tweet




 




import copy

import nltk
from nltk.tokenize import TweetTokenizer
from nltk.corpus import stopwords
import os
import re
import json
# nltk.download('stopwords')
from tqdm import tqdm
# 创建分词器
tokenizer = TweetTokenizer()

# def clean_english_text(text):
#     tweet = text.strip()
#     tweet = tweet.lower()
#     tweet = re.sub(r'http\S+|www\S+|https\S+','[URL]', tweet)
#     tweet = re.sub(r' url\b', '[URL]', tweet)
#     tweet = re.sub(r'\burl\b', '[URL]', tweet)
#     # 去除多余的空格
#     tweet = re.sub(r'\s+', ' ', tweet).strip()
#     return tweet

# def clean_english_text(text):
#     tweet = text.strip()
#     # 去除链接
#     tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)
#     # 去除 <@user>
#     # tweet = re.sub(r'<@user>', '', tweet)
#     # 去除 <url>
#     # tweet = re.sub(r'<url>', '', tweet)
#     # 去除@用户
#     # tweet = re.sub(r'@\w+ ', '', tweet)
#
#     tweet = re.sub(r'\.@\w+\: ', '', tweet)
#     tweet = re.sub(r'\.@\w+ ', '', tweet)
#     tweet = re.sub(r'@\w+\. ', '', tweet)
#     tweet = re.sub(r'@\w+\: ', '', tweet)
#     tweet = re.sub(r'@\w+ ', '', tweet)
#     tweet = re.sub(r'\s+', ' ', tweet)
#
#     # 去除多余的空格
#     tweet = re.sub(r'\s+', ' ', tweet).strip()
#     # 小写
#     tweet = tweet.lower()
#     return tweet




def clean_chinese_text(text):
    tweet = text.strip()
    tweet = tweet.lower()
    tweet = re.sub(r'转发微博。', '', tweet)
    tweet = re.sub(r'转发微博', '', tweet)
    tweet = re.sub(r'轉發微博', '', tweet)
    tweet = re.sub(r'轉發微博。', '', tweet)
    tweet = re.sub(r'查看图片', '', tweet)
    tweet = re.sub(r'网页链接', '', tweet)
    tweet = re.sub(r'图片评论', '', tweet)

    # 去除链接
    tweet = re.sub(r'http\S+|www\S+|https\S+', '', tweet)
    # 删除转发微博
    tweet = re.sub(r"<'([a-zA-Z0-9\u4e00-\u9fa5_-]+)'>@\1", ' ', tweet)
    tweet = re.sub(r"@<'([a-zA-Z0-9\u4e00-\u9fa5_-]+)'>@\1", ' ', tweet)
    tweet = re.sub(r"//<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #//<'强大大丨'>转发微博
    tweet = re.sub(r"回复<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #回复<'美少女陈翠花'>哦
    tweet = re.sub(r"<'[a-zA-Z0-9\u4e00-\u9fa5_-]+'>", ' ', tweet)  #回复<'美少女陈翠花'>哦

    # 去除多余的空格
    tweet = re.sub(r' \s+', ' ', tweet).strip()

    return tweet

if __name__ == '__main__':
    if False:
        dataset_list = ["terrorist",'gossip','twitter15','twitter16','twitter_covid19','twitter']
        d_name = dataset_list[0]
        print("dataset name = ",d_name)
        d_path = os.path.join(os.getcwd(),'dataset',d_name,'data')
        for file_name in tqdm(os.listdir(d_path)):
            # print(file_name)
            file_path = os.path.join(d_path,file_name)
            data = json.load(open(file_path,mode = 'r',encoding='utf-8'))

            source_text = copy.copy(data['source']['text'])
            data['source']['content'] = clean_english_text(source_text)
            for com_data in data['comment']:
                text = copy.copy(com_data['text'])
                com_data['content'] = clean_english_text(text)
            with open(file_path, 'w', encoding='utf-8') as file_obj:
                json.dump(data, file_obj, indent=4, ensure_ascii=False)

    if True:
        dataset_list = ["weibo",'weibo_covid19']
        d_name = dataset_list[1]
        print("dataset name = ", d_name)
        d_path = os.path.join(os.getcwd(),'dataset',d_name,'data')
        for file_name in tqdm(os.listdir(d_path)):
            print(file_name)
            file_path = os.path.join(d_path,file_name)
            data = json.load(open(file_path,mode = 'r',encoding='utf-8'))

            source_text = copy.copy(data['source']['text'])
            data['source']['content'] = clean_chinese_text(source_text)
            for com_data in data['comment']:
                text = copy.copy(com_data['text'])
                com_data['content'] = clean_chinese_text(text)
            with open(file_path, 'w', encoding='utf-8') as file_obj:
                json.dump(data, file_obj, indent=4, ensure_ascii=False)




 







            

            
posted @ 
2023-09-06 22:13 
图神经网络 
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