How to replace the column value of a CSV file in Python?

Question

Approach Import module. Open csv file and read its data. Find column to be updated. Update value in the csv file using replace() function.

How do I change data in a CSV file?

Click the Data tab, and select From Text.1Find your CSV file stored on your computer, and click Open.2In the Text Import Wizard window, be sure Delimited is selected as your file type.3In the File origin drop down, select 65001 : Unicode (UTF-8).4Check the My Data has headers box.5Click the Next button.

How do I modify a CSV file in Python?

“how to update data in csv file using python” Code Answer's1from tempfile import NamedTemporaryFile.2import shutil.3import csv.45filename = 'my.csv'6tempfile = NamedTemporaryFile(mode='w', delete=False)78fields = ['ID', 'Name', 'Course', 'Year']

How do I update a column in CSV?

To replace values in a CSV file you will need to first read the entire thing into memory, update the values in memory, and then rewrite the entire file. You can easily read and write CSV files using the csv module in Python's standard library.

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