• Advanced Class Features
• Dunder (Magic) Methods: init, __str, __repr, etc.
• Class Methods vs Static Methods
• Property Decorator and @property
• Encapsulation, Inheritance, Polymorphism
• Abstract Classes and Interfaces (abc module)
• MRO (Method Resolution Order)

• File Operations in Text and Binary Modes
• Context Manager for Files
• Working with CSV, JSON, XML
• Serialization with pickle, json, shelve
• Logging and Log File Management

• Custom Exception Classes
• Chained Exceptions
• try, except, else, finally – Best Practices
• Logging vs Raising Exceptions
• Exception Propagation

• Threading Module: Creating & Managing Threads
• Thread Synchronization using Locks, Semaphores
• GIL (Global Interpreter Lock) Concept
• Multiprocessing Module
• Process Pooling and Parallel Execution
• Inter-Process Communication (IPC)

• socket Programming (TCP/IP & UDP)
• Client-Server Architecture
• Socket Server with select and poll
• Creating a Chat App using Python Sockets
• Web Scraping with requests, BeautifulSoup, lxml

• Named Tuples, deque, defaultdict, OrderedDict
• heapq, bisect, array modules
• collections.Counter and ChainMap
• Sets vs Frozenset
• Custom Data Structures using Classes

• itertools: permutations, combinations, product
• functools: lru_cache, partial, reduce
• datetime and calendar
• uuid, secrets, hashlib
• os, sys, subprocess, platform

• Using sqlite3 module
• Connecting with MySQL/PostgreSQL
• Performing CRUD Operations
• Using ORM – SQLAlchemy Basics
• Using pandas with SQL Databases

• Automating Excel with openpyxl / xlsxwriter
• Web Automation with Selenium
• File & Folder Automation with os and shutil
• Email Automation using smtplib
• PDF & Word Automation with PyPDF2 and python-docx

• Introduction to Unit Testing (unittest, pytest)
• Writing Test Cases and Test Suites
• Mocking & Patching with unittest.mock
• Code Coverage & Reporting
• Debugging Tools (pdb, breakpoint(), logging)

• REST API Basics (GET, POST, PUT, DELETE)
• Using requests for API Calls
• JSON Handling & Token Authentication
• Creating REST APIs using Flask
• Postman for Testing APIs

• pip Advanced Usage
• Creating & Managing venv, virtualenv, pipenv
• Packaging Python Code (setup.py, wheel)
• Publishing to PyPI

• Flask Blueprints, Templates, Jinja2
• Flask RESTful API Creation
• Database Integration with SQLAlchemy
• JWT Authentication
• Deploying Flask App to Heroku or AWS

• Introduction to Asynchronous Programming
• async and await
• Using asyncio Module
• Event Loop and Coroutines
• Third-party Libraries like aiohttp

• Profiling Python Code (cProfile, line_profiler)
• Memory Profiling & Optimization
• Caching Results using lru_cache
• Time Complexity & Optimization Techniques

Choose a real-world use case:

• Web Automation Tool
• Chat Server
• Data Scraper + Visualizer
• REST API with Database Integration
• Documentation & Deployment