diff --git a/33_Basic_oops.py b/33_Basic_oops.py
index b938474..0472b9f 100644
--- a/33_Basic_oops.py
+++ b/33_Basic_oops.py
@@ -1,4 +1,6 @@
-# Python class -> Classes are blueprints for creating objects. A class defines a set of attributes and methods that the created objects (instances) can have.
+"""Python class -> Classes are blueprints for creating objects.
+A class defines a set of attributes and methods that the created objects (instances) can have."""
+
 class Dog:
     species = "Canine"
 
diff --git a/34_Encapsulation.py b/34_Encapsulation.py
index df279ab..654a14f 100644
--- a/34_Encapsulation.py
+++ b/34_Encapsulation.py
@@ -1,5 +1,5 @@
-# Encapsulation -> hiding internal details of a class and only exposing what’s necessary.
-# It helps to protect important data from being changed directly and keeps the code secure and organized.
+"""Encapsulation -> hiding internal details of a class and only exposing what’s necessary.
+It helps to protect important data from being changed directly and keeps the code secure and organized."""
 
 # Example of Encapsulation
 class Employee:
@@ -56,7 +56,7 @@ def show_salary(self):
 
 
 
-# Declaring Protected and private methods
+"""Declaring Protected and private methods"""
 # 1. Use a single underscore (_) before a method name to indicate it is protected meant to be used within class or its subclasses.
 # 2. Use a double underscore (__) to define a private method accessible only within class due to name mangling.
 class BankAccount:
diff --git a/35_Inheritance.py b/35_Inheritance.py
index 0f1dd06..95f3a3b 100644
--- a/35_Inheritance.py
+++ b/35_Inheritance.py
@@ -1,5 +1,5 @@
-# Inheritance -> It allows a class (child class) to inherit properties and behaviors (attributes and methods) from another class (parent class).
-# It promotes code reusability and establishes a hierarchical relationship between classes.
+"""Inheritance -> It allows a class (child class) to inherit properties and behaviors (attributes and methods) from another class (parent class).
+It promotes code reusability and establishes a hierarchical relationship between classes."""
 
 class Animal:
     def __init__(self, name):
diff --git a/36_Polymorphism.py b/36_Polymorphism.py
index 4a375f9..cea0807 100644
--- a/36_Polymorphism.py
+++ b/36_Polymorphism.py
@@ -1,5 +1,5 @@
-# Polymorphism -> "many forms"
-# Polymorphism allows same method, function or operator to behave differently depending on object it is working with.
+"""Polymorphism -> "many forms"
+Polymorphism allows same method, function or operator to behave differently depending on object it is working with."""
 
 # Types of Polymorphism (Overloading)
 # 1. Compile-time Polymorphism -> Compile-time polymorphism means deciding which method or operation to run during compilation, usually through method or operator overloading.
diff --git a/37_Data_abstraction.py b/37_Data_abstraction.py
index db5ad36..a1018ce 100644
--- a/37_Data_abstraction.py
+++ b/37_Data_abstraction.py
@@ -1,4 +1,5 @@
-# Data Abstraction -> Python abstraction is used to hide the implementation details from the user and expose only necessary parts, making the code simpler and easier to interact with.
+"""Data Abstraction -> Python abstraction is used to hide the implementation details from the user and expose only necessary parts,
+making the code simpler and easier to interact with."""
 
 # Abstract Base class
 from abc import ABC, abstractmethod
diff --git a/38_Iterators.py b/38_Iterators.py
index 0531205..e2af8b9 100644
--- a/38_Iterators.py
+++ b/38_Iterators.py
@@ -1,5 +1,5 @@
-# Iterators in Python
-# An iterator in Python is an object used to traverse through all the elements of a collection (like lists, tuples or dictionaries) one element at a time.
+"""Iterators in Python
+An iterator in Python is an object used to traverse through all the elements of a collection (like lists, tuples or dictionaries) one element at a time."""
 
 # __iter__(): Returns the iterator object itself.
 # __next__(): Returns the next value from the sequence. Raises StopIteration when the sequence ends.