Jan 17, 2010 · There is a more elegant solution for extracting many lines: linecache (courtesy of "python: how to jump to a particular line in a huge text file?", a previous stackoverflow.com …

If you want to use Regex to get the line number of a specific word/phrase, use if re.match(r'chars of Interest', line) instead of if "chars of Interest" in line. Don't forget to add import re. –

Mar 21, 2024 · By default, the line numbers begin with the 0th index. There are various ways to read specific lines from a text file in python, this article is aimed at discussing them. Method 1: …

Feb 12, 2012 · # line of a file is line 1. line = next(islice(f, line_number - 1, line_number)) A very straightforward solution is. f.readlines()[line_number - 1] There's two ways: Use f.readlines() …

Jan 2, 2025 · With the help of fileinput.lineno() method, we can get the line number for every line on line read from input file by using fileinput.lineno() method. Syntax : fileinput.lineno() Return : …

Feb 12, 2024 · In this article, we will learn how to get a line number and the filename of the Python script using the __file__ and __line__ attributes, the __file__ attribute and __LINE__ …

Feb 14, 2025 · Learn how to read a specific line from a text file in Python using `readlines()`, `linecache.getline()`, and efficient looping techniques for quick access!

Jul 3, 2021 · You can use an index number as a line number to extract a set of lines from it. This is the most straightforward way to read a specific line from a file in Python. We read the entire …

Aug 4, 2023 · Here we can obtain the line number in which a given word is present in a file using Python by reading the file line by line and keeping track of the line number where the word is …

Sep 13, 2021 · In this article, I will go over the open() function, the read(), readline(), readlines(), close() methods, and the with keyword. What is the open () function in Python? If you want to …