🔰 1. Python Foundations (Absolute Core)

🧱 Building Blocks

• Hello Python, REPL, scripts
• Variables & Types
• Numbers (int, float, decimal, fractions)
• Strings
• Input / Print / f-strings
• Comments & Docstrings
• Booleans & Comparisons
• Operators (Arithmetic, Logical, Bitwise)

🔁 Control Flow

• if, elif, else
• for & while loops
• break, continue, pass
• Ternary expressions

📦 Core Data Structures

• Lists
• Tuples (immutability, packing/unpacking)
• Sets (dedupe, membership, set ops)