Remember that a CSV file is actually just a text document with a fancy formatting. That means that you actually don’t need to use a module if you want to know how to open CSV files in Python!

You can use the open() function to open a .csv format file and work on it as well. Here we introduce a Python module csv to work with .csv format files. import csv myfile = ...

When run it produces: $ python csv1.py A : 1 B : 2 C D : 3 4 A : 5 B : 6 C D : 7 In addition, the csv module provides writer objects for writing CSV files. The following Python program converts our ...

The “w+” tells Python that we are writing to a new file. If the file already exists, then that file is overwritten. If the file doesn’t already exist, then it will be created.

How to open a CSV file in Microsoft Excel 1. In Excel's ribbon, click the File tab and then click Open. 2. Click Browse and, in the File Explorer box, click the drop-down menu to the right of the ...