「你需要将一个字符串分割为多个字段,但是分隔符 (还有周围的空格) 并不是固定的」 string 对象的 split() 方法只适应于非常简单的字符串分割情形,它并不允许有多个分隔符或者是分隔符周围不确定的空格。当你需要更加灵活的切割字符串的时候,最好使用re.split()方法: 代码语言:javascript 代码运行次数:0 运行 A...
if filetype in fileName: image = urllib.URLopener() linkGet = http://www.irrelevantcheetah.com + fileName filesave = string.lstrip(fileName, '/') image.retrieve(linkGet, filesave) elif "htm" in fileName: # This covers both ".htm" and ".html" filenames linkList.append(link) 就这...
但如果你尝试只去www.google.com/maps/place/870+Valencia+St+San+Francisco+CA,你会发现它仍然会调出正确的页面。所以你的程序可以设置打开一个 Web 浏览器到'https://www.google.com/maps/place/your_address_string'(其中your_address_string是你要映射的地址)。 第二步:处理命令行参数 让您的代码看起来像...
54 55 """ 56 return (sep or ' ').join(x.capitalize() for x in s.split(sep)) 57 58 59 # Construct a translation string 60 _idmapL = None 61 def maketrans(fromstr, tostr): 62 """maketrans(frm, to) -> string 63 64 Return a translation table (a string of 256 bytes long) ...
you"print("without re.I:",re.search(ptn,string))print("with re.I:",re.search(ptn,string,...
main_string="I learned English and Python with ZHouluobo. You can do it too!"# Index 0print(main_string[0])# Index 1print(main_string[1])# Check if Index 1 is whitespaceprint(main_string[1].isspace())# Slicing 1print(main_string[0:11])# Slicing 2:print(main_string[-18:])# ...
This function must return a unicode string and will be applied only to the non-``NaN`` elements, with ``NaN`` being handled by ``na_rep``. .. versionchanged:: 1.2.0 sparsify : bool, optional, default True Set to False for a DataFrame with a hierarchical index to print every ...
subReplaces one or many matches with a string Metacharacters Metacharacters are characters with a special meaning: CharacterDescriptionExampleTry it []A set of characters"[a-m]"Try it » \Signals a special sequence (can also be used to escape special characters)"\d"Try it » ...
正则表达式对象的split(string[, maxsplit = 0])方法用来实现字符串分隔。 使用正则表达式提取字符串中的电话号码: import re telNumber = '''Suppose my Phone No. is 0535-1234567, yours is 010-12345678, his is 025-87654321.''' pattern = re.compile(r'(\d{3,4})-(\d{7,8})') ...
| get_underline() -> bool | check if text will be rendered with an underline | | metrics(...) | metrics(text) -> list | gets the metrics for each character in the passed string | | render(...) | render(text, antialias, color, background=None) -> Surface | draw text on a ...