Python Programming - Reading and Writing Files - Discussion

Discussion Forum : Reading and Writing Files - General Questions (Q.No. 35)

Reading and Writing Files

35.

How can you determine the number of lines in a file named "data.txt"?

lines = count_lines("data.txt")
print(lines)

with open("data.txt", "r") as file:
    lines = len(file.readlines())
    print(lines)

with open("data.txt", "r") as file:
    lines = file.linecount()
    print(lines)

if lines_exist("data.txt"):
    print(line_count("data.txt"))

Answer: Option

Explanation:

Using readlines() and len() to count the number of lines in the file.

Discussion:

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