Python

 

Introduction

Python is a versatile and easy-to-learn programming language. It’s known for its simple syntax and readability. In this topic, we’ll explore the fundamental components of Python syntax and structure, which will help you get started with writing and understanding Python code.

Objective

The objective of this lesson is to introduce you to the basic structure of a Python program, including how to declare variables, define functions, and understand Python’s indentation rules. By the end, you’ll have the knowledge to write a simple Python program and execute it on your local machine.

Python Code Example

# This is a simple Python program

def greet(name):
    return f"Hello, {name}!"

# Main program starts here
if __name__ == "__main__":
    user_name = input("Enter your name: ")
    print(greet(user_name))

Explanation of the Program Structure

The structure of the program is simple and easy to understand:

  • Function Definition: The function greet(name) takes a parameter called name and returns a greeting message.
  • Input: The program asks the user for their name with the input() function and stores it in the variable user_name.
  • Calling the Function: The program calls the greet function, passing the user_name as an argument.
  • Output: The result is printed to the screen using the print() function.

How to Run the Program

  1. Open a text editor and create a new file named greet.py.
  2. Copy and paste the provided Python code into the file.
  3. Save the file.
  4. Open your command line or terminal, navigate to the folder where the file is saved, and run the program with the following command: python greet.py.
  5. Enter your name when prompted, and the program will greet you!
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By Aditya Bhuyan

I work as a cloud specialist. In addition to being an architect and SRE specialist, I work as a cloud engineer and developer. I have assisted my clients in converting their antiquated programmes into contemporary microservices that operate on various cloud computing platforms such as AWS, GCP, Azure, or VMware Tanzu, as well as orchestration systems such as Docker Swarm or Kubernetes. For over twenty years, I have been employed in the IT sector as a Java developer, J2EE architect, scrum master, and instructor. I write about Cloud Native and Cloud often. Bangalore, India is where my family and I call home. I maintain my physical and mental fitness by doing a lot of yoga and meditation.

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