python parse log file

/logs/ Access.log "+yesterdaypattern_path=re.compile (R ' get\s* (. *) \s*http ') pattern_size= Re.compile (R ' http/1.1 "\s\?*\d{3}\s\?* (\d*)") Defpath_size (Log_path): dic= {}f=file (Log_path) forlineinf: m_size=pattern_size.search (line) m_path=pattern_path.search (line) ifm_pathandm_size: size=int (M_size.group (1)) path=m_ Path.group (1) ifpathin dic: #如果之前有匹配, then initialize the size to the previous value size_init=int (Dic[path]) else:siz

. The processing of 10 million lines of logs is about 40 s. Code #! /Usr/bin/python #-*-coding: UTF-8-*-# sudo pip install pandasauthor = 'Loya Chen' import sysimport pandas as pdfrom collections import OrderedDict "" Description: this script is used to analyze qiniu cdn log. ========================================================== ==========================================================

NetEase Cloud Object store access log by default generates a log file by the hour, which is not conducive to the overall data of the day, so consider merging multiple log files into one file #!/usr/bin/evnpython#-*-coding: utf-8-*-importnosimporttimeimportsysimportosimportre

The logs backed up by RMAN are put in a file. The backup script in nocatalg was sent using Linux Sendmail. However, this affects the system startup time. It is still sent using python. After the backup, call the script. Send RMAN logs to the mailbox. Check the email in the morning to check whether the backup is successful. Otherwise, it would be a little tiring to connect one server. Shell script for incre

1, log Level 5:Warning warning General Information info Debug Debug Error fatal Critical2. Disable the Logging methodLogging.disable (logging. DEBUG)3. Write log to FileLogging.basicconfig (filename= ' Log.txt ', level=logging. CRITICAL, format= '% (asctime) s-% (levelname) s-% (message) s ')4. Formatted output log informationPrecautions:1,

test2 (i,j): K=i*j return (i,j,k) x=test2 (4,5) print X#输出结果:(4,5,20)def test2 (i,j): K=i*j return (i,j,k) y,z,m=test2 (4,5) print Y#输出结果:4V. Document string1. What is a document stringAs a language, Python can define a lot of functions, and when the number of functions increases, it becomes confusing for developers to encounter too many functions without deep understanding of the program, so we need to address this problem because of the increasing

Everyone good noon, because the new year has not returned to the state, for a long time did not share a wave of small knowledge, today, continue to share a wave of Python parsing log small script. First of all, the same first look at the log is a kind of. are all in XML format, is not looking at the dizzy?? All right, let's analyze a wave first. 1. Each paragr

Import loggingLogger = Logging.getlogger () #生成一个日志对象, () is the name of the log object, can not take, the name is not given is rootHandler=logging. Filehandler ("Log_test.txt") #生成一个handler (processor),#formatter The following code to specify the output format of the logFMT = '% (asctime) s-% (filename) s:% (lineno) s-% (name) s-% (message) s 'Formatter = logging. Formatter (FMT) # instantiation FormatterHandler.setformatter (Formatter) # Add formatt

function.(3), execute the OpenFile function, read the file, search for the keyword, after the completion of the search call writenewfile function, write to the new file.(4), execute the Writenewfile function, open the new file in Append mode, and then write the matching line one line to the new file. 3, little broth

1. Simply print the log to the screen Import loggingLogging.debug (' This is Debug message ')Logging.info (' This is Info message ')Logging.warning (' This is warning message ') By default, logging prints the log to the screen with a log level of WARNING and a log-level size relationship: CRI

For some reasons, need to SAE on the site of the log files, from the SAE can only be downloaded by the world, download down manual processing compared to the egg pain, especially when the number is very large. Fortunately, the SAE provides the API to batch get log file download address, just wrote a python script to au

#!/usr/bin/python#-*-Coding:utf-8-*-#auth KXR by 2019.9.12Import reImport OSImport timeImport Cx_oracleprint ' ########### #CBOSS测试环境日志提取脚本 ########## 'print ' ######### #仅支持当天的流水和网状网日志 ######### 'print ' # # # #提取成功将在当前目录生成保存日志的文件 ##### 'While True:Input1=raw_input ("Business type: (Landing ' y ', on ' n '): \ n")If any (input1 = = I for i in [' N ', ' n ']):Start_tag= ' ready to start processing requests 'end_tag=[' End real-time request processing

Objective:What is a cookie?Cookies are data (usually encrypted) stored on the user's local terminal by certain websites in order to identify the user and track the session.For example, some sites need to log in to access a page, before you log in, you want to crawl a page content is not allowed. Then we can use the Urllib library to save our registered cookies and then crawl the other pages, which is what w

Python has a logging module to facilitate the recording of program action logs, this article is a simple example of the use of the logging module: First introduce logging: Import xlrdImport MySQLdbImport OSImport logging First initialize the configuration in the main program, such as: if __name__ = = "__main__":Logging.basicconfig (filename= './log.txt ', level=logging. DEBUG)Path = './excel 'Main (PATH) Specifies the

Gecko) Chrome/38.0.2125.122 Safari/537.36 SE 2.X MetaSr 1.0" 192.168.1.105--[25/Nov/2015: 18: 03: 15 + 0800] "/admin/d1/get_id? Pid = 13333333333 HTTP/1.1 "404 1333"-"" Mozilla/5.0 (Windows NT 6.1; WOW64; rv: 40.0) Gecko/20100101 Firefox/40.0" 192.168.1.105--[26/Nov/2015: 09: 53: 10 + 0800] "GET/admin/V1/post_id HTTP/1.1" 200 61 "-" "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.122 Safari/537.36 SE 2.X MetaSr 1.0" How can I use PHP code to

Professional statistics website, such as Baidu Statistics, Google ANALYTICS,CNZZ and other statistical background to provide the webmaster commonly used statistical indicators, such as UV,PV, online time, IP, etc., in addition, because of network reasons, I found that Google Analytics will be more than Baidu statistics more than hundreds of of the IP, so want to write their own feet to understand the actual number of visits, but the access log based o

Python + tkinter simulate "remember me" to automatically log on to the instance code, pythontkinter The Code shared in this article is mainly used to simulate the "remember me" Automatic Logon function through Python + tkinter. The details are as follows. Basic Idea: If a logon succeeds, a temporary file is created to

For a very detailed log use please see here: http://www.cnblogs.com/dkblog/archive/2011/08/26/2155018.html1 #Import Log Module2 ImportLogging3 #you need to import this module when setting up a log with a configuration file4 ImportLogging.config5 classMyLog:6 " "Log class for writing

' # } }, 'handlers': { 'Console':{ ' Level':'DEBUG', 'class':'logging. Streamhandler', 'Formatter':'default' }, 'file': { ' Level':'DEBUG',

loops.function : is a reusable program segment, defined with the DEF keyword, followed by a function name and (), which can contain variables in parentheses to: end. Def Printmax (A, b=5):If a > B:Print a, ' is maximum 'ElsePrint B, ' is maximum 'Printmax (3, 4)Parameters at the end of the parameter can have default parameter values, which cannot be reversed, for example, Def func (A, b=5) is valid, but def func (a=5, b) is invalid.The return statement can return a value from a function, while