Python Syntax Explained: A Comprehensive Breakdown

Python Syntax Explained: A Comprehensive Breakdown

Good day everyone! Today, we're going to embark on an exciting journey through the world of Python syntax. Python, a high-level, interpreted programming language, is favored by many due to its simplicity yet powerful ability to handle complex tasks. Here at codedamn, we believe in learning by doing, and this post aims to provide you with the knowledge and tools to get started on your Python journey. So, let's dive right in!

What is Python Syntax

Python syntax refers to the set of rules that dictate how programs written in Python language are to be structured. It's like the grammar for Python language that helps your code to be understood by the computer. Python is known for its clean and easy-to-understand syntax which makes it an excellent language for beginners.

Basic Python Syntax

Let’s look at the basic Python syntax that you'll encounter most often.


Unlike other programming languages, Python uses indentation to define blocks of code. This means that code statements which belong together must have the same indentation, usually a tab or four spaces. Let's take a look at an example:

if 5 > 2: print("Five is greater than two!")

In this example, the print statement is executed because it is part of the if block due to the indentation.


Comments in Python are used to explain what the code does and are not executed by the Python interpreter. Comments start with a '#' character. Here's an example:

# This is a comment print("Hello, World!")


In Python, variables are created when you assign a value to it. Python is a dynamically typed language, therefore, you do not need to declare the variable type. Here's an example:

x = 5 y = "Hello, World!"

In this example, x is of type int and y is of type str.

Python Operators

Operators are special symbols in Python that carry out arithmetic or logical computation. The value that the operator operates on is called the operand.

Arithmetic Operators

They are used to perform mathematical operations. Some of these operators include:

# Addition x = 5 y = 3 print(x + y) # prints 8

Comparison Operators

Comparison operators are used to compare values. They return either True or False according to the condition. Examples include >, <, ==, !=, >=, <=.

Logical Operators

Logical operators are the and, or, not operators. They are used to combine conditional statements.

Python Data Structures

Python provides four basic inbuilt data structures – Lists, Dictionary, Tuple and Set.


A list is a collection of items which are ordered and changeable. Lists allow duplicate items.

# Defining a list fruits = ["apple", "banana", "cherry"]


A dictionary is a collection of items which are unordered, changeable and indexed. Dictionaries don’t allow duplicates.

# Defining a dictionary person = { "name": "John", "age": 30, "city": "New York" }


A tuple is a collection of items which are ordered and unchangeable. Tuples allow duplicates.

# Defining a tuple fruits = ("apple", "banana", "cherry")


A set is a collection of items which are unordered and unindexed. Sets never allow duplicates.

# Defining a set fruits = {"apple", "banana", "cherry"}

Python Control Flow

Control flow is the order in which the program's code executes. The control flow of a Python program is regulated by conditional statements, loops, and function calls. This includes if statements, for and while loops.

Python Functions

A function in Python, is a block of organized and reusable code that performs a single related action. Python provides us with many in-built functions like print(), but we can also create your own functions which are known as user-defined functions.

# Defining a function def my_function(): print("Hello from a function")


1. Is Python case sensitive?

Yes, Python is a case-sensitive language.

2. Can Python handle complex mathematical calculations?

Yes, Python has a variety of libraries like NumPy, SciPy, and others which can handle complex mathematical calculations.

3. Why do we use comments in Python code?

Comments are used to explain the code and make it more readable. It is not executed by Python.

4. Can we have an 'empty' variable in Python?

Yes, Python allows you to create variables without a value. You can also assign None to a variable to make it empty.

This comprehensive breakdown should give you a clear understanding of Python syntax. For more detailed information, you can visit the Official Python Documentation. At codedamn, we believe in learning through practice. So, start writing some Python code and see how it works. Happy Coding!

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