Can you read and write to a CSV at the same time?

Can you write to a CSV file?

Steps for writing a CSV file First, open the CSV file for writing ( w mode) by using the open() function. Second, create a CSV writer object by calling the writer() function of the csv module. Third, write data to CSV file by calling the writerow() or writerows() method of the CSV writer object.

Can you read and write csv in Python?

Reading CSV Files With csv Reading from a CSV file is done using the reader object. The CSV file is opened as a text file with Python's built-in open() function, which returns a file object. This is then passed to the reader , which does the heavy lifting.

How do I open a CSV file as read and write in Python?

At first, the CSV file is opened using the open() method in 'r' mode(specifies read mode while opening a file) which returns the file object then it is read by using the reader() method of CSV module that returns the reader object that iterates throughout the lines in the specified CSV document.