Mastering File-Handling In Python For Test Automation
Mastering file-handling in Python! Learn to read & write text files, CSVs, JSONs & more. Use `with` statements for safer handling & explore best practices for large test data files.
Introduction
Reading and writing data is a key part of test automation. Whether it’s parsing logs, storing test results, or using CSV and JSON files, this module will help you master Python’s file-handling features.
Lesson 1: Reading and Writing Text Files
Concept:
Text files help store logs, config values, and test data persistently.
Key Topics:
open(), read(), write(): Basic file operations.
File Modes: "r", "w", "a", "r+"
Context Manager: Using with to manage file resources.
Example:
with open("results.txt", "w") as file:
file.write("Login Test: Passed\n")...