how to run python script in python

Jordan Payton

3 min read

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05-09-2024

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Running a Python script is a fundamental skill for anyone diving into the world of programming. It’s akin to taking your first steps in a new dance; it might feel daunting at first, but once you know the moves, you'll find your rhythm. In this guide, we will explore different methods to run Python scripts, helping you build confidence along the way.

What is a Python Script?

A Python script is simply a file containing a sequence of Python commands or code. When executed, this code can perform tasks ranging from simple calculations to complex data analyses. Scripts typically have a .py extension, making them easily identifiable.

Why Run a Python Script?

Running a Python script allows you to automate tasks, manipulate data, or create applications. It's like a chef preparing a recipe; you follow the steps to achieve a delicious outcome.

How to Run a Python Script

There are several ways to run a Python script. Here’s a breakdown of the most common methods:

1. Running Python Script via Command Line

Using the command line is one of the most direct ways to execute a Python script. Here’s how to do it:

Steps:

1. Open Command Prompt or Terminal:

   • On Windows: Press Win + R, type cmd, and hit Enter.
   • On macOS/Linux: Open Terminal from your applications.

2. Navigate to the Script's Directory: Use the cd command to change the directory to where your script is located.

   cd path/to/your/script
   

3. Run the Script: Type the following command:

   python your_script.py
   

   Or, if you’re using Python 3:

   python3 your_script.py
   

2. Running Python Script in an Integrated Development Environment (IDE)

Using an IDE like PyCharm, VS Code, or Jupyter Notebook can make running your scripts even easier. It’s like cooking in a well-equipped kitchen where everything is at your fingertips.

Steps:

1. Install an IDE: Download and install any IDE of your choice.

2. Open Your Script: Load your Python file into the IDE.

3. Run the Script: Most IDEs have a 'Run' button (often depicted with a play icon). Click it to execute your code.

3. Running Python Script Using a Text Editor

If you prefer simplicity, you can also use a simple text editor like Notepad (Windows) or TextEdit (macOS) along with the command line.

Steps:

1. Write Your Script: Open your text editor, write your Python code, and save it with a .py extension (e.g., my_script.py).

2. Open Command Line/Terminal: Follow the same steps as before to open your command line tool and navigate to your script's location.

3. Execute the Script: Use the same command as described in the command line method.

4. Running Python Script on Online Interpreters

If you don’t want to install anything on your system, you can run your Python code online using platforms like Replit or Google Colab.

Steps:

1. Choose an Online Interpreter: Go to a website like Replit or Google Colab.

2. Create a New Project: Start a new project and paste your code into the provided space.

3. Run the Code: Click the ‘Run’ button to execute your script.

Conclusion

Running a Python script is an essential skill that opens up endless possibilities in programming. Whether you choose to use the command line, an IDE, a text editor, or an online interpreter, you now have the tools to start your programming journey confidently.

Remember, practice makes perfect! So don’t hesitate to explore different scripts and experiment with your code. Happy coding!

Further Reading

• Getting Started with Python
• Top IDEs for Python Development
• Understanding Python Syntax