Read contents of the file using readline() method in Python

Python | Read contents of the file: In this tutorial, we will learn how to read the contents of the file using the readline() method in Python. By Shivang Yadav Last updated : July 05, 2023

Program Statement

Python program to read contents of the file using readline() method.

Program Description

We will read the characters of a files line by line using the readline() method in python.

We will use the concepts of file handling in python to read the contents of a file line by line using readline() method.

Reading contents of the file using readline() method

The steps to read the contents of the file using the readline() method in Python are as follows,

  • Step 1: Open the file in read mode using 'r'.
  • Step 2: Read the data from the file line by line.
    • Step 2.1: Extract each line, we will use readline().
    • Step 2.2: Print each line.

Python program to read contents of the file using readline() method

import time

F = open("names.dat", "r")

while True:
    data = F.readline()
    if data == "":
        break

    print(data, end="")

    time.sleep(1)
F.close()

Output

File Handling in Python Programming Language
Reading files using readLine 

Explanation

In the above code, we will have opened the file named 'names.dat' using 'r' mode. We will read the contents of the file line by line using the readline() method and print it.

Python file handling programs »





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