Python Programming - Reading and Writing Files - Discussion

Discussion Forum : Reading and Writing Files - General Questions (Q.No. 40)

Reading and Writing Files

40.

How can you read and print the lines containing numbers from a file named "text.txt"?

lines = open("text.txt").readlines()
for line in lines:
    if any(char.isdigit() for char in line):
        print(line)

read_numeric_lines("text.txt")

with open("text.txt", "r") as file:
    print(file.read("\d+"))

with open("text.txt", "r") as file:
    for line in file:
        if line.isdigit():
            print(line)

Answer: Option

Explanation:

Using any() and isdigit() to filter and print lines containing numbers.

Discussion:

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