Size of a file
Write a Python program to get the size of a file in bytes. Step-by-step explanation, colour-coded code and real output.
SQA Tools Blog
Learn testing and automation, one article at a time
Free tutorials, solved practice problems and interview prep for QA and automation engineers: Python, Playwright, Selenium, SQL, Git and more.
1,677Articles
1,141Solved Python problems
7Topics
100%Free
Python practice articles
1,137 articles · page 27 of 95 · Clear filtersCount lines in a file
Write a Python program to count the lines in a file. Step-by-step explanation, colour-coded code and real output.
Compare two files
Write a Python program to compare two files and show the lines that differ. Step-by-step explanation, colour-coded code and real output.
Mobile numbers from a file
Write a Python program to get all 10-digit mobile numbers from a file. Step-by-step explanation, colour-coded code and real output.
Odd and even length words
Write a Python program to put the words of a file into two lists by odd and even length. Step-by-step explanation, colour-coded code and real output.
Create A.txt to Z.txt
Write a Python program to create text files named A.txt to Z.txt. Step-by-step explanation, colour-coded code and real output.
Count all words in a file
Write a Python program to count all the words in a file. Step-by-step explanation, colour-coded code and real output.
Copy a file in uppercase
Write a Python program to copy a file's contents to another file in uppercase. Step-by-step explanation, colour-coded code and real output.
Copy a file in lowercase
Write a Python program to copy a file's contents to another file in lowercase. Step-by-step explanation, colour-coded code and real output.
Random line from a file
Write a Python program to read a random line from a file. Step-by-step explanation, colour-coded code and real output.
Count a word in a file
Write a Python program to count how many times a word occurs in a file. Step-by-step explanation, colour-coded code and real output.
Longest word in a file
Write a Python program to find the longest word in a file. Step-by-step explanation, colour-coded code and real output.
Preparing for a QA interview?
Take free timed mock tests with answers and explanations.