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Python 3 csv-merger Library Example Script to Merge or Combine Multiple CSV Files into One Output Script Full Project For Beginners

Python 3 csv-merger Library Example Script to Merge or Combine Multiple CSV Files into One Output Script Full Project For Beginners

 

Welcome folks today in this tutorial we will be looking at how to merge multiple csv files using node dependency csvmerger in python. All the source code of the application will be given as shown below

 

 

 

Get Started

 

 

 

In order to get started you need to install the global library csvmerger library on your system by executing the below command

 

npm i -g csvmerger

 

As this is node dependency you should be having node installed before you install this library. After successful installation of this library you can now use this library as a command as shown below

 

 

csv-merger -o output.csv file1.csv file2.csv

 

Basically in this command it will merge two input csv files into one output file that is mentioned with the help of -o flag which stands for output as shown below

See also  Python 3 Script to Convert List to String Using .join() and .map() Methods Full Project For Beginners

 

 

 

As you can see it has merged both the input csv files into one output.csv file. Now we will be using this library in python to do this task programmatically as shown in this block of code

 

Now just make an app.py file and copy paste the following code

 

app.py

 

import subprocess
import sys



subprocess.run(["csv-merger", "-o outputfile.csv","uploads/file1.csv","uploads/file2.csv"])

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