python re split example

[Switch] for the use of the re module split method in python, pythonsplit Note: Recently, we have been studying text processing and need to use regular cut text. Therefore, this article is very useful. Thank you for choosing the original author. Site: http://blog.sciencenet.cn/blog-314114-775285.html Use of the re modu

Note: Recently in the study of text processing, need to use the regular cutting text, so received this article, very useful, thank the original author.Original site: http://blog.sciencenet.cn/blog-314114-775285.htmlAbout the use of the split method in the RE module in Pythonhas been read 3,094 times 2014-3-12 11:30 | System Category: Scientific notesToday, when writing a small code, you need to use the Re.s

This article mainly introduces the Python regular expression replacement string function re. sub usage, combined with the instance form analysis of the regular expression replacement string function re. sub functions and simple use methods have some reference value. if you need sub functions, refer to the example in th

automatically ignored2. Os.path.split () functionSyntax: Os.path.split (' path ')Parameter description: Path refers to the full path of a file as a parameter: If a directory and filename are given, the output path and file name If a directory name is given, the output path and the empty file name Second, examples1. Common examples>>> u = "www.doiido.com.cn" #使用默认分隔符 >>> print U.split () [' www.doiido.com.cn '] #以 "." For separators >>> print u.split ('. ') [' www ', ' doii

automatically ignored2. Os.path.split () functionSyntax: Os.path.split (' path ')Parameter description: Path refers to the full path of a file as a parameter: If a directory and filename are given, the output path and file name If a directory name is given, the output path and the empty file Second, examples1. Common examplesU ="www.doiido.com.cn"#Use default delimiterPrint(U.split ()) ['www.doiido.com.cn']#with "." As a delimiterPrint(U.split ('.'))[

Python Regular Expression replacement string function re. sub usage example, pythonre. sub This example describes how to use the Python Regular Expression replacement string function re. sub. We will share this with you for your

This example describes Python's re module application. is a very important application technique. Share to everyone for your reference. The specific methods are as follows: Import Re # match_object = Re.match (' foo ', ' foo ') if Match_object is not none:print type (match_object) print mat Ch_object.group () # match_object = Re.match (' foo ', ' FOOABV ')

)# Alex_jack_rain_jinxin_|mack-oldboyS62 = Re.sub (' \d+ ',' _ ', S6,Count=2)Print (S62)# Alex_jack_rain31jinxin50|mack-oldboyS7 =' 9-2*5/3+7/3*99/4*2998+10*568/14 'S71 = Re.split (' [-\*/+] ', S7)Print (S71)# [' 9 ', ' 2 ', ' 5 ', ' 3 ', ' 7 ', ' 3 ', ' 99 ', ' 4 ', ' 2998 ', ' 10 ', ' 568 ', ' 14 ']S72 = Re.split (' [-\*/+] ', S7,maxsplit=2)Print (S72)# [' 9 ', ' 2 ', ' 5/3+7/3*99/4*2998+10*568/14 ']# Fullmatch compile compile to improve efficiencyPattern = Re.compile (' \[email protected]\w+\

http://blog.csdn.net/pipisorry/article/details/46619179Re module matching rules see: http://blog.csdn.net/pipisorry/article/details/25909899examples of Python regular expressionsWhen log parsing, assume the given string:Char str = "10.10.1.1 [2015/04/22 +0800]/ab/cd/? test0=123test2=234 xxxx "; To get 2015/04/22,/ab/cd/, and 234 equivalents from. str = "10.10.1.1 [2015/04/22 +0800]/ab/cd/?" test0=123test2=234 xxxx "Print (Re.findall ("\d{4}/\

Today in the forum to see a question on the note down, respectively, with SED and python to write the answer, when it is the re module of the small exercise bar2014-11-05 09:39:48:ip[192.168.10.152] logid[281424076]2014-11-05 09:58:33:ip[192.168.10.152] logid[393876725]2014-11-05 09:58:33:ip[192.168.10.152] logid[393883438]2014-11-05 09:58:34:ip[192.168.10.152] logid[394052520]2014-11-05 09:58:34:ip[192.168

Function: Split () There are split () and Os.path.split () two functions in Python, which can be specified as follows:Split (): Split string. Slices a string by specifying a delimiter, and returns a list of separated strings (list)Os.path.split (): Split file name and path

By its very nature, a regular expression (or RE) is a small, highly specialized programming language that is embedded in Python and implemented through the RE module. With this small language, you can specify rules for the set of strings that you want to match, which may contain English statements, e-mail addresses, Tex commands, or anything you want to fix. And

Regular Expressions in python (re module) and python Regular Expressions I. Introduction Regular Expressions are a small and highly specialized programming language. In python, programmers can directly call the re module to implement regular expression matching. The regular

This article mainly introduces how to use the split () method to split strings in Python. It is a basic knowledge in Python. For more information, see split () the list of all words in the string returned by the method. If str is used as the separator (if all spaces are not

", forename=lexis", Age=47) ssn= 123 Surname= Luce Age=47 Forename=lexis >>> add_person_details (123," luce) ssn= 123surname= Luce Example of a sequence splitter and a map splitter:#此处, args is a sequence, * indicates that args is split, so *args, as the first parameter of a function, indicates that the position of the first parameter of Print_args can be#接受任意多个元素 (which belong to a sequence), for *

This article mainly introduces the use of Split () method in Python to split strings used to introduce, is the basic knowledge of Python, the need for friends can refer to the The split () method returns a list of all the words in the string, using STR as the delimiter (if

Python string split methodIt is often used. For example, we need to store a long data and store it in a structured way to facilitate data retrieval and processing in the future. Of course, it can be in JSON format. However, data can also be stored in a field and separated by some identifier. For example, the storage f

many regular expression syntax rules, far more than the above. However, we can only click here, because this blog aims to introduce the Python module and re module. The re module enables the Python language to have all the regular expression functions. The compile function generates a regular expression object based o

Python re module-Regular Expression operation, pythonre This module provides regular expression matching operations similar to Perl l. Unicode strings also apply. The regular expression uses the Backslash "\" to represent a special form or as an escape character, which conflicts with the Python syntax. Therefore, python