Read about convert json file to csv using python, The latest news, videos, and discussion topics about convert json file to csv using python from alibabacloud.com
In the course of API testing, it is often encountered that the incoming parameters are complex types, and under Python, it is customary to use dictionaries to represent complex types. But C + + string processing is more mentally retarded, in general C + + will use vector to store complex types, then there is the problem of conversion, the following small section of code to convert the string into a vector o
Transferred from: http://www.2cto.com/kf/201311/258112.htmlToday there is a need for the system all user registration ID and mailbox and other information exported to provide them, in MySQL count down, about 3.5 millionOn the attempt to use Python implementation, incidentally, the function of Python to write CSV, originally wanted to use the tool, but think the n
Using Gson to convert a map to JSONGson (also known as Google Gson) is an open-source Java library published by Google, which uses either a serialized Java object as a JSON string or a drag-formatted JSON string as a Java object.
Gson Pom-dependent
Copy Code code as follows:
Code
Copy Code
Install:Installinstall matplotlib # Check out of the doc from siteImportPandas as PDImportMatplotlib.pyplot as Plt fromNumPyImportmeandefload_df (symbol): return pd.read_csv ("data/{0}.csv". Format (symbol)) defget_max_close (symbol):"""Return The maximum closing value for stock idicicated by symbol. Note:data for a stock are stored in File:data/"""DF=load_df (symbol)returndf["Close"].max ()defget_mean_volume (symbol): DF=load_df (symbol)returnMean (d
XML and JSON are two commonly used formats for data description and transmission today, especially when it comes to JS using JSON quite frequently. Naturally, in the Java world, it is the XStream and json-lib that are the components that JavaBean and the two formats convert
Recently, a third-party called API has been developed for a self-developed software platform. If the returned result set is in JSON format, it is easier to develop it in other languages, I found a lot of information on the Internet and didn't find it very suitable. Finally, I decided to change my mind to write a general one based on the information on the Internet.
The main application scenario of this method is to
1. Write to Excel, you do not need to create a new excel at the beginning, will automatically generateAttribute_proba is the object I wrote.Import XLWT = XLWT. Workbook () = Myexcel.add_sheet ('sheet') si=-1 SJ =-1 for in attribute_proba: si=si+1 for in I: sj=sj+1 sheet.write (Si,sj,str (j)) SJ=-1 myexcel.save ( "attribute_proba_big.xls"2. Write txt, you need to create a new TXT file fr
Because Sina Weibo web version crawler is more difficult, so take the mobile web-page crawlThe procedure is as follows:1. Web-site landing Sina Weibo2. Open m.weibo.cn3. Find the topic you are interested in and get the corresponding data interface link4. Access to cookies and headers#-*-coding:utf-8-*-ImportRequestsImportCSVImportOsbase_url='Https://m.weibo.cn/api/comments/show?id=4131150395559419page={page}'Cookies= {'Cookies':' xxx'} headers= {'user-agent':'XXX'}path= OS.GETCWD () +"/weibo.csv
This article mainly introduces how JavaScript converts XML into JSON. The example analyzes the XML file operation and format conversion techniques in javascript, which has some reference value, for more information about how to convert XML into JSON, see the example in this article. Share it with you for your reference
Description: For example, the object is var data=new {url= "Http://www.baidu.com?a=bc=d"}After serializing to JSON using Javascriptconvert, it becomes {URL: "Http://www.baidu.com?a=b\u0026c=d"} Symbol is transcoded to \u0026 how to turn it back?1. System.Text.RegularExpressions.Regex.Unescape (JSON) using regular expre
New= "[{\" name\ ": \" A\ ", \" password\ ": \" 345\ "},{\" name\ ": \" b\ ", \" password\ ": \" 123\ "}]"; // The first of these methods New Typereference/**/}); The second method Javatype Javatype = Mapper.gettypefactory (). Constructcollectiontype (List.class, User.class); ListJackson, I feel like the fastest framework for converting between Java and JSON, and of course Google's Gson is good, but it looks like Jackson's faster than a
Convert an array to a JSON string (without using the Json_encode function)1 Public functionArraytojson ($arr,$jsonStr= ' '){2 $jsonStr. = ' {';3 foreach($arr as $key=$value) {4 if(Is_array($value)){5 $jsonStr=$this->arraytojson ($value,$jsonStr.‘"‘.$key.‘":‘).‘,‘;6}Else{7 $jsonStr. = ' "'.$key.‘":"
Obtain URL parameters using regular expressions
1. method for obtaining a single parameter
// Obtain the function getquerystring (name) {var Reg = new Regexp ("(^ | )" + name + "= ([^ ] *) using the URL parameter. ( | $) "); var r = Window. location. search. substr (1 ). match (REG); If (R! = NULL) return Unescape (R [2]); Return "";}
2. method for obtaining all parameters (
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.