://\S+', '', text) # Remove URLs 6 text = re.sub(r'<.*?>+', '', text) # Remove HTML tags 7 text = re.sub(r'[^a-zA-Z\s]', '', text) # Remove non-alphabetic characters 8return text 910# 使用示例11text = "Check out this [link](http://example.com) an...
If chars is given and not None, remove characters in chars instead. If chars is unicode, S will be converted to unicode before stripping """ return "" def swapcase(self): """ 大写变小写,小写变大写 """ """ S.swapcase() -> string Return a copy of the string S with uppercase char...
If chars is given and not None, remove characters in chars instead. """ return "" def maketrans(self, *args, **kwargs): # real signature unknown """ Return a translation table usable for str.translate(). If there is only one argument, it must be a dictionary mapping Unicode ordinals...
If chars is given and not None, remove characters in chars instead. """ return ""def split(self, sep=None, maxsplit=-1): # real signature unknown; restored from __doc__ """ S.split(sep=None, maxsplit=-1) -> list of stringsReturn...
| Return True if all characters in S are alphabetic | and there is at least one character in S, False otherwise. | | isdigit(...) | S.isdigit() -> bool | '''判断字符串是否全是由数字组成,返回布尔值''' | Return True if all characters in S are digits ...
The .isupper() method returns True if the target string isn’t empty and all its alphabetic characters are uppercase. Otherwise, it returns False: Python >>> "ABC".isupper() True >>> "ABC1$D".isupper() True >>> "Abc1$D".isupper() False Again, Python ignores non-alphabetic char...
If chars is given and not None, remove characters in chars instead. 将字符串拷贝后,如果copy字符串是以chars字符开头的,则清除并返回copy字符串,否则直接返回原字符串。 1. 2. 3. 4. 5. 6. 7. 8.def maketrans(self, *args, **kwargs) Return a translation table usable for str.translate()....
If chars is given and not None, remove characters in chars instead. """return""# 去除左边空白或自定义字符串 功能36:swapcase(把字符串的大小写字母互换输出) defswapcase(self):# real signature unknown; restored from __doc__""" S.swapcase() -> str ...
isalnum() -> bool Return True if all characters in S are alphanumeric and there is at least one character in S, False otherwise. """ return False def isalpha(self): """ 是否是字母 """ """ S.isalpha() -> bool Return True if all characters in S are alphabetic and there is at ...
If chars is given and not None, remove characters in chars instead. """ return "" 用法:返回一个字符串副本,其中所有的char(默认为所有的空白字符,如空格,tab和换行符。)都被从字符串左端删除。 def rstrip(self, chars=None): # real signature unknown; restored from __doc__ ...