file Archives - IT Nursery

Why is “while( !feof(file) )” always wrong?

TL;DR while(!feof) is wrong because it tests for something that is irrelevant and fails to test for something that you need to know. … Read more

How do I call a function from another .py file? [duplicate]

by IT Nursery

First, import function from file.py: from file import function Later, call the function using: function(a, b) Note that file is one of Python’s … Read more

Convert DOS/Windows line endings to Linux line endings in Vim

by IT Nursery

dos2unix is a commandline utility that will do this, or :%s/^M//g will if you use Ctrl–v Ctrl–m to input the ^M, or you … Read more

How do I check file size in Python?

by IT Nursery

Use os.path.getsize: >>> import os >>> os.path.getsize(“/path/to/file.mp3”) 2071611 The output is in bytes.

How do I append to a file?

by IT Nursery

Set the mode in open() to “a” (append) instead of “w” (write): with open(“test.txt”, “a”) as myfile: myfile.write(“appended text”) The documentation lists all … Read more