def replace_multiple(s, replacements): """ Replace multiple characters or substrings in a string. Args: s (str): The original string. replacements (dict): A dictionary of replacements, where the keys are the substrings to be replaced and the values are the replacement substrings. Returns:...
代码示例如下: defreplace_multiple_strings(text,replacements):forold,newinreplacements.items():text=text.replace(old,new)returntext text="Python is great. I love Python."replacements={"Python":"Java","great":"awesome","love":"like"}new_text=replace_multiple_strings(text,replacements)print(new_...
Python replace string tutorial shows how to replace strings in Python. We can replace strings with replace method, translate method, regex.sub method, or with string slicing and formatting.
: Replace a set of multiple sub strings with a new string in main string. ...: ''' ...: def replaceMultiple(mainString, toBeReplaces, newString): ...: # Iterate over the strings to be replaced ...: for elem in toBeReplaces : ...: # Check if string is in the main string ...
replace("\n", " ") print(text) 5. 字符串比较与排序:在字母的舞会上 在处理字符串时,比较和排序是常见的需求。Python提供了一种自然的方式来处理这个问题。 5.1 默认比较:字典序排序 Python中的字符串比较基于字典序,即按字符的Unicode编码进行比较: fruits = ["apple", "banana", "cherry"] sorted_...
>>> str.replace('EAR','ear') #匹配替换 'string learn' >>> str.replace('n','N') 'striNg lEARN' >>> str.replace('n','N',1) 'striNg lEARn' >>> str.strip('n') #删除字符串首尾匹配的字符,通常用于默认删除回车符 'string lEAR' >>> str.lstrip('n') #左匹配 'string lEARn...
>>> str.replace('EAR','ear') #匹配替换 'string learn' >>> str.replace('n','N') 'striNg lEARN' >>> str.replace('n','N',1) 'striNg lEARn' >>> str.strip('n') #删除字符串首尾匹配的字符,通常用于默认删除回车符 'string lEAR' >>> str.lstrip('n') #左匹配 'string lEA...
Substitute multiple whitespaces with single whitespace using regex importre target_str ="Jessa Knows Testing And Machine Learning \t \n"# \s+ to match all whitespaces# replace them using single space " "res_str = re.sub(r"\s+"," ", target_str)# string after replacementprint(res_str)...
class SilentMailFetcher(SilentMailTool, MailFetcher): pass # replaces trace ---mailParser.py """ ### parsing and attachment extract, analyse, save (see init for docs, test) ###
Decodes the string using the codec registered for encoding. encoding defaults to the default string encoding. errors may be given to set a different error handling scheme. The default is 'strict', meaning that encoding errors raise UnicodeError. Other possible values are 'ignore', 'replace' and...