How to read a single row or of multiple txt files in python

 To read a single row or multiple rows from a text file in Python, you can use the built-in open() function to open the file, and the readline() or readlines() method to read the contents.

Here's an example of how to read a single row from a text file:


with open("example.txt", "r") as file:

    first_line = file.readline()

    print(first_line)

This example uses a with statement to open the file "example.txt" in read mode ("r"). The readline() method is then used to read the first line of the file and assign it to the variable first_line. You can change the argument of readline() to any number n to read nth line of the file.


Here's an example of how to read multiple rows from a text file using readlines()


with open("example.txt", "r") as file:

    lines = file.readlines()

    for line in lines:

        print(line)

This example reads all the lines in the file and assign them to the variable lines, which is a list of strings. We iterate over the list of lines using a for loop, and print each line.

Alternatively, you can use List comprehension for reading specific rows of a text file


with open("example.txt", "r") as file:

    specific_rows = [file.readline() for i in range(5)]

    print(specific_rows)

This example reads first 5 lines of the file and put them in a list called specific_rows.


Please note that when you read the file, you need to make sure that the file is closed after the reading is done. This is why in the examples I've provided here, I've used a with statement to automatically close the file when the block of code is done executing.

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