parsing pdf with python

Python parsing ini file by configparserINI file is a frequently used configuration file in Windows, the main format is:[Section1]option1 : value1option2 : value2Python provides a simple module that ConfigParser can be used to parse files similar to this form. For a ConfigParser module to be resolvable key:value and key=value such a type, the # row for and ; beginning will be ignored automatically. Equivalen

python parsing XML file Operations examples, common techniques for manipulating XML files . XML file Contents:"1.0"?> Sample XML ThingMaXiaojuSprings Widgets, Inc."1"> FirstI think widgets is greate. You should buy lots of them foromSpirngy Widgts, Inc.Python code: fromXml.domImportMinidom, NodeImportRe, TextWrap # # www.jbxue.comclassSamplescanner:""""""def __init__(self, doc):"""Constructor"""assert(Isin

Python implementation analyzes the number of accesses per IP minute in the IIS log1 #IIS Log analysis to calculate the number of visits per IP in one minute2 fromCollectionsImportCounter3 Importdatetime4 5F=open ("Log.log","R")6pv_list=[]7 forLineinchF:8 ifLen (Line.split ()) ==15:9 #print (Line.split () [0:2])TenFunc_time=line.split () [0]+" "+line.split () [1] OneSame_time=func_time.split (":") [0:2] AIp_time=line.split () [8]+" "+func

specifies the appropriate encoding through encoding, but it also contains other encoded characters, you need to first convert DATAJSONSTR to Unicode, and then specify the encoding format to call Json.loads () ``` pythonDatajsonstruni = Datajsonstr.decode ("GB2312"); Datadict = Json.loads (Datajsonstruni, encoding= "GB2312");##字符串编码转换这是中国程序员最苦逼的地方，什么乱码之类的几乎都是由汉字引起的。其实编码问题很好搞定，只要记住一点：####任何平台的任何编码 都能和 Unicode 互相转换UTF-8 与 GBK 互相转换，那就先把UTF-8转换成Unicode，再从Unicode转换成GBK，反之同理。```

Various scan code softwareRecently to do a two-dimensional code recognition of the project, find two-dimensional code to identify a lot of open source of non-open source softwarehttp://www.oschina.net/project/tag/238/ZbarFirst try to Zbar,python load Zbar when a variety of error. The possible reason is that the Zbar DLL file is 32 bits, and my system is 64 bits, so it can't run. Can only take the source code to compile a 64-bit out, for my hand this p

Urllib:Import urllibs_url= "Http://store.apple.com/cn/buy-iphone/iphone6" S_txt=urllib.urlopen (S_url). Read () Print S_ Txtprint 30* "*"Parsing JSON, needless to say, the official website is the most complete: https://docs.python.org/2/library/json.html, followed by some Bo friends blog: http://crazyof.me/blog/archives/368.html#coding: Utf-8 "" ' Import jsons=json.loads (' {' "name": "Test", "type": {"name": "seq", "parameter": ["1", "2"]}} ') print

5. Python text parsing In this chapter we simply talk about two ways of parsing text: 1. shards, record offsets through shards, and then extract the desired string Example: >>>line=' AAA BBB CCC ' >>>col1=line[0:3] >>>col3=line[8:] >>>col1 ' AAA ' >>>col3 ' CCC ' >>> 2.split () >>>line=' AAA BBB CCC ' >>>A=line.split ("') >>>A [' AAA ', ' BBB ', ' CCC '] >>>a[0

python parsing of XMLThe common XML programming interface has DOM and sax, and the two interfaces handle XML files in different ways, of course, using different scenarios.Python has three ways to parse Xml,sax,dom, and ElementTree:1.SAX (Simple API for XML)The Pyhton standard library contains the SAX parser, which uses the event-driven model to process XML files by triggering events and invoking user-define

be unrestricted next because the definition of the generator when the range 0-9 so up to the egg 9Summarize:1, the list parsing [] replaced () is the generator expression2, list parsing and builder expressions are a convenient way to program, but generator expressions are more memory-saving3,python not only so the iterator protocol makes the for loop more generi

Go from blog https://www.cnblogs.com/masako/p/5868367.htmlHtmlparser, as the name implies, is a tool for parsing HTML. Python comes with the.Introduction of common properties and methodsHtmlparser is a class that, when used, generally inherits it and then overloads its methods to achieve the purpose of parsing the required data.1. Common Properties:Lasttag, which

Python implements the method of parsing the Bit Torrent seed file content, This example describes how to parse the content of BitTorrent files in Python. We will share this with you for your reference. The details are as follows: There are a lot of seed files. Sometimes I can't remember what is in them, and I don't want to drag and drop them to thunder or btsoftw

['payloadcontent']For item in pl_content:# Print itemIf item. has_key ('proxies '):Save_file (self. pacfile_name, item ['proxies '] ['proxyautostring'])If item. has_key ('password '):Save_file (self. passinfile_name, item ['password'])# Save_file ('user. B64', item ['payloadcontent']. data)Save_file (self. p12file_name, item ['payloadcontent']. data) If _ name _ = '_ main __':Pp = ParsePayloadFile ()Pp. p

Like most programmers, I often need to identify the parts and structures that exist in a text document, including log files, configuration files, delimited data, and a more free-form (but semi-structured) report format. All of these documents have their own "small language", which is used to specify what can appear within the document. The way I write programs that handle these informal parsing tasks is always a bit of a hodgepodge, including custom

] =====================================================---------------------------------------------------- - No.: 1000004 User name: Admin4 sex not: Female year Age: 25 Mail box: [ emailprotected]=====================================================------------------------------ ----------------------- No.: 1000005 User name: Admin5 : Male year Age: 20 Mail box: [ Emailprotected]b, test parsing xmldemo.py file modified to =======================

What is sax?Sax is an event-driven API.Parsing an XML document with sax involves two parts: the parser and the event handler.The parser is responsible for reading the XML document and sending events to the event handler, such as the element starting with the element end event;The event handler is responsible for the event, processing the passed XML data.Sax is suitable for handling the following issues: 1, to deal with large-scale documents; 2, only need some content of the file, or

retrieved (evaluated). Therefore, it is more efficient to use memory in the case of long lists. A generator object in Python was something like a lazy list. The elements is only evaluated as soon as a iterate over them. Some notes: 1. Use loops rather than list parsing when you need to just perform a loop, which is more consistent with the intuitive nature of Python's advocacy. Copy CodeThe code i

}2.4update operationIn []: DOUT[73]: {' C ': 1, ' xx ': 200}In [D.update]: ({' A ': 1, ' B ': 2})In []: DOUT[75]: {' A ': 1, ' B ': 2, ' C ': 1, ' xx ': 200}The 2.5 python dictionary is a reference value , such as:In []: DOUT[76]: {' A ': 1, ' B ': 2, ' C ': 1, ' xx ': 200}In [all]: D1 = din [+]: d1[' a '] = 200in [+]: D1OUT[79]: {' A ': $, ' B ': 2, ' C ': 1, ' xx ': 200}in [+]: DOUT[80]: {' A ': $, ' B ': 2, ' C ': 1, ' xx ': 200}2.6 Copy operation:

Python provides two ways to parse XMLSAX Simple API FOR XMLSuitable for parsing large files, because parsing content is not saved in content, but is invoked when parsing to related contentDOM Document Object ModelReads the entire document into memory to form a tree structureSax Par