File Handling (read, write, append, context manager, pathlib) - Python Tutorial for Beginners #15
Learn Python file handling in this beginner-friendly tutorial! 📂
In this lesson, you will learn:
✅ Opening files with open() function
✅ File modes: read (r), write (w), append (a)
✅ Reading files with read(), readlines(), for loop
✅ Writing and appending to files
✅ Context managers with the with statement
✅ Processing file data into dictionaries
✅ Working with pathlib for modern file operations
✅ Mini Project: Log Manager
🕐 Timestamps:
0:00 - Introduction
0:22 - File Basics Explained
0:46 - File Basics Demo
3:08 - File Operations Explained
3:32 - File Operations Demo
6:24 - Log Manager Explained
6:48 - Log Manager Demo
9:42 - Recap
10:17 - End
💻 Source Code: https://github.com/GoCelesteAI/python...
📚 Code from this lesson:
Write to a file
with open("hello.txt", "w") as f:
f.write("Hello, World!\n")
Read entire file
with open("hello.txt", "r") as f:
content = f.read()
Read lines as list
with open("hello.txt", "r") as f:
lines = f.readlines()
Append to file
with open("hello.txt", "a") as f:
f.write("New line!\n")
Pathlib
from pathlib import Path
content = Path("data.txt").read_text()
🔗 Previous: Lesson 14 - List Comprehensions
🔗 Next: Lesson 16 - Exception Handling
#Python #PythonTutorial #LearnPython #Programming #FileHandling #ReadWrite #Pathlib #PythonBasics
Tags
Python, Python tutorial, Python for beginners, learn Python, file handling, open file, read file, write file, append file, with statement,
context manager, pathlib, readlines, CelesteAI
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