AI检测代码解析 importredefclean_text(text):# 使用正则表达式清除非ASCII字符cleaned_text=re.sub(r'[^\x00-\x7F]+','',text)returncleaned_text# 测试文本text="Hello, 你好,안녕하세요"# 清除乱码文字cleaned_text=clean_text(text)print(cleaned_text) 1. 2. 3. 4. 5. 6. 7. 8. 9....
CleanText是一个开放源码的Python库,它可以清除从web或社交媒体中爬取的文本数据。CleanText使开发人员能够创建规范化的文本表示。CleanText使用ftfy、unidecode和各种其他硬编码规则(包括RegEx)将损坏或脏的输入文本转换为干净文本,可以进一步处理这些文本来训练NLP模型。 安装: 可以使用以下命令从PyPl安装CleanText库: pip...
defremove_unicode(text):returntext.encode('ascii','ignore').decode('ascii') 1. 2. 其中,encode('ascii', 'ignore')将字符串编码成 ASCII 字符串,忽略无法编码的字符;decode('ascii')将编码后的 ASCII 字符串解码成字符串。 text="Hello, \u4e16\u754c!"clean_text=remove_unicode(text)print(clean...
def clean_text(text): # Remove stop words stops = stopwords.words("english") text = " ".join([word for word in text.split() if word not in stops]) # Remove Special Characters text = text.translate(str.maketrans('', '', string.punctuation)) # removing the extra spaces text = re...
(r'@\S+',' ', x)x = re.sub(r'#\S+',' ', x)x = re.sub(r'\'\w+','', x)x = re.sub('[%s]'% re.escape(string.punctuation),' ', x)x = re.sub(r'\w*\d+\w*','', x)x = re.sub(r'\s{2,}',' ', x)returnxdf['clean_text'] = df.text.apply(text_...
import redef clean_text(text): # 去除特殊字符、数字和多余空格 text = re.sub(r'[^A-Za-z\s]', '', text) # 去除多余空格 text = re.sub(r'\s+', ' ', text).strip return text 应用该函数后,文本中的无用符号和多余空格被清理,只剩下字母内容。这简化了后续处理,并减少了词汇量,提高了...
Once the basic syntax of these data types is learnt, you can start growing your Python knowledge which will let you to more and more interesting operations with string handling. Always remember that the main goal of the learning process is towrite clean and efficient code to automate routinary...
operation-schedule" root_elem = etree.fromstring(rsp_data) elems = root_elem.findall(node_path, namespaces) if elems is None: return schedule_dict for elem in elems: phase_node = elem.find('module-management:phase', namespaces) if phase_node is not None and phase_node.text == phase_...
cleaned_data_with_scaled_price = clean_data(dirty_data, price_scaler=price_scaler.fit_transform)6.2 Web服务API接口设计6.2.1 利用**kwargs处理API查询参数 在构建Web API时,用户可能传入各种自定义查询参数。使用**kwargs,我们可以轻松地收集并处理这些参数: ...