python convert csv to excel

JSON, note, is the function, you can convert the data in Excel directly into JSON and save directly, each time the source data changes are re-exported and saved. 2. Using Python to read JSON data and perform operations, it is well known that Python's method of reading JSON is very friendly Of course, the disadvantage is that this method can only be used to calcu

/train_big_label.xls'WB=xlrd.open_workbook (file) WS= Wb.sheet_by_name ("Sheet1") forRinchRange (ws.nrows): Col= [] forCinchRange (1): Col.append (Ws.cell (R, c). Value) Trainlabel.append (col)defimporttestlabeldata (): File='F:/goverment/myfinalcode/test_big_label.xls'WB=xlrd.open_workbook (file) WS= Wb.sheet_by_name ("Sheet1") forRinchRange (ws.nrows): Col= [] forCinchRange (1): Col.append (Ws.cell (R, c). Value) Testlabel.append (col)The training data, the forecast dat

In Python, when an SCV file is saved in the usual way (which can be read by Excel), when opened with Excel, it is inevitable that there is a blank line on every other line, and manual removal is cumbersome.However, if you add a parameter when you store the file, you can cancel the empty line:Example:def save_csvfile (CSVData, Filename):With open (Filename, "w", n

Reader (CSVFile, dialect= ' Excel ', **fmtparams) CSVFile supports iterative objects, file objects, or list objects, which, if they are files, require the ' B ' flag parameter when opened Dialect encoding style, default Excel style (, delimited), dialect support customization, register by calling Register_dialect method Fmtparam formatting parameters to override the encoding style specified by the Dialect o

(Just pass, basic knowledge is also the foundation)Python reads the data and stores it in an Excel open CSV format file!The Bs4,csv,codecs,os module needs to be used here.Don't say much nonsense, write code directly! The important content has been commented, the remaining do not understand can be their own query, or QQ

('//table[%s]/tr'% (index+1): Writer.writerow ([I.xpath ('string (.)'). Extract_first (). Replace (U ' \xa0 ', U '). strip (). Encode (' utf-8 ', ' replace ') forIinch Tr.xpath ('./* ')]) #xpath组合, limit the tag range,Tr.xpath ('./th |./td ')Code handling. Replace (U ' \xa0 ', U ')HTML escape character npsp; represents non-breaking space,unicode encoded as U ' \xa0 ', beyond the GBK encoding range?Using ' W ' to write a CSV file, the following probl

', Index=false) Except Exception as E: print (E.message) Run, OK, can be stored in the index parameter indicates whether the Dataframe index as a column to store, generally not required, so the assignment is False Now it seems that the problem is solved, but there is a small problem.If I have a CSV file that contains Chinese (i window):Name Age classXiao Ming 151 gradeXiao Zhang 183 grade engine = Create_engine (str (r "mysql+mysqldb://%s:" + '%s

', ' WB ') as CSVFile:Spamwriter = Csv.writer (CSVFile, delimiter= ', quotechar= ' | ', Quoting=csv. Quote_minimal)Spamwriter.writerow ([' A ', ' 1 ', ' 1 ', ' 2 ', ' 2 '])Spamwriter.writerow ([' B ', ' 3 ', ' 3 ', ' 6 ', ' 4 '])Spamwriter.writerow ([' C ', ' 7 ', ' 7 ', ' 10 ', ' 4 '])Spamwriter.writerow ([' d ', ' 11 ', ' 11 ', ' 11 ', ' 1 '])Spamwriter.writerow ([' E ', ' 12 ', ' 12 ', ' 14 ', ' 3 ']) The deposit is in a list that is diffe

Using php to convert excel to HTML to convert various documents (such as pdf and excel) into HTML can be understood as the online document preview requirement. At present, there is no problem in converting pdf to html, but Microsoft documents such as excel have not been read

public class Export {public static final String CSVNAME_COMPETITION="cpc.csv";} Public class CSV {public static final string endline = "\ n"; public static final map Import Java. io. bufferedwriter; import Java. io. file; import Java. io. filewriter; import Java. io. ioexception; public class output {public static bufferedwriter getwriter (string name, string path) {bufferedwriter BR = NULL; try {mkdirs (PATH ); file file = new file (path + "/" +

Convert the PostgreSQL data table to excel and postgresqlexcel COPYExchange data between PostgreSQL tables and standard file system files.COPYTOCopy all contents of a tableToOne file, whileCOPYFROMSlaveCopy data from a file to a table (attach the data to the existing content in the table ). COPY table name TO 'file name .csv '

I encountered a problem today. The content is described as follows:There is an Excel file with hundreds of thousands of rows of data, for example:Name number content .......Zhang San 12132 xxxxxxxxxxLili 321321 yyyyyyy....I wanted to apply the data to the app, but I couldn't find a proper method. I originally wanted to convert the data to SQLite. I found the SQLite management tool on MAC for a long time, bu

This article records the use of node in personal projects. the js method and process for converting Excel to Json is very simple, practical, and detailed. Here we recommend it to anyone who needs it. I have been working on an online course selection system and have chosen node. js, which is popular nowadays. Today, I was thinking about how to import the student or teacher information into a large number of excel