Table of contents : **Chapter 1: Introduction to Python Scikit** **Chapter 2: Setting Up Your Data Science Environment** **Chapter 3: Exploring Data with Python Scikit** **Chapter 4: Data Preprocessing and Cleaning** **Chapter 5: Data Visualization with Python Scikit** **Chapter 6: Machine Learning Basics** **Chapter 7: Supervised Learning with Python Scikit** **Chapter 8: Unsupervised Learning with Python Scikit** **Chapter 9: Model Evaluation and Selection** **Chapter 10: Feature Engineering and Selection** **Chapter 11: Deep Learning with Python Scikit** **Chapter 12: Natural Language Processing** **Chapter 13: Time Series Analysis** **Chapter 14: Advanced Topics in Data Science** **Chapter 15: Conclusion and Next Steps** PYTHON VARIABLES **Chapter 1: Introduction to Python Variables** **Chapter 2: Data Types and Variables in Python** **Chapter 3: Declaring Variables in Python** **Chapter 4: Variable Assignment and Reassignment in Python** **Chapter 5: Naming Conventions and Best Practices in Python** **Chapter 6: Working with Numeric Variables in Python** **Chapter 7: Manipulating Text with String Variables in Python** **Chapter 8: Understanding Boolean Variables in Python** **Chapter 9: Lists and Variables in Python** **Chapter 10: Tuples and Variables in Python** **Chapter 11: Dictionaries and Variables in Python** **Chapter 12: Sets and Variables in Python** **Chapter 13: Variables in Control Structures in Python** **Chapter 14: Variable Scope and Lifetime in Python** **Chapter 15: Practical Examples and Exercises in Python**