1. Decorators
   
   • Introduced in Python 2.4 (2005)
     
   • Similar concepts: Annotations (Java), Attributes (C#)
     
2. Generators
   
   • Introduced in Python 2.2 (2001)
     
   • Similar concepts: Iterator (Java), IEnumerable (C#)
     
3. Context Managers
   
   • Introduced in Python 2.5 (2006)
     
   • Similar concepts: try-with-resources (Java), using (C#)
     
4. Metaclasses
   
   • Introduced in Python 2.2 (2001)
     
   • Similar concepts: Reflection (Java), Reflection (C#)
     
5. Descriptors
   
   • Introduced in Python 2.2 (2001)
     
   • Similar concepts: Property (C#), Getter/Setter (Java)
     
6. Abstract Base Classes (ABC)
   
   • Introduced in Python 2.6 (2008)
     
   • Similar concepts: Interface (Java), Abstract Class (C#)
     
7. Coroutines and Asynchronous Programming
   
   • Coroutines introduced in Python 2.5 (2006)
     
   • Async/await syntax introduced in Python 3.5 (2015)
     
   • Similar concepts: Coroutines (C#), CompletableFuture (Java)
     
8. Operator Overloading
   
   • Introduced in Python 1.0 (1994)
     
   • Similar concepts: Operator Overloading (C++), Operator Overloading (C#)
     
9. Advanced List Comprehensions and Generator Expressions
   
   • List comprehensions introduced in Python 2.0 (2000)
     
   • Generator expressions introduced in Python 2.4 (2005)
     
   • Similar concepts: Stream API (Java), LINQ (C#)
     
10. Closures
    
    • Introduced in Python 2.2 (2001)
      
    • Similar concepts: Lambda Expressions (Java), Anonymous Functions (C#)
      

For each topic, complete the exercise in the corresponding Python file.
The exercises are designed to help you practice and understand the
advanced Python language features.