a. Using Terminal<\/strong><\/h3>\n\n\n\nOpen Terminal from Spotlight search or your Applications folder.<\/p>\n\n\n\n
Navigate to the folder where you saved your file.<\/p>\n\n\n\n
cd \/Users\/YourName\/Documents\/Projects<\/code><\/pre>\n\n\n\nThen run your file.<\/p>\n\n\n\n
python3 filename.py<\/code><\/pre>\n\n\n\nPress Enter. Your output shows up right in Terminal.<\/p>\n\n\n\n
b. Python vs Python3 Command on Mac<\/strong><\/h3>\n\n\n\nMacs come with Python pre installed, but it’s usually an older version meant for the system itself, not for your own projects. Because of this, typing just python<\/code> often doesn’t work or points to the wrong version.<\/p>\n\n\n\nThat’s why python3<\/code> is the command you’ll use most of the time on Mac. If you installed Python yourself from python.org or Homebrew, python3<\/code> is the safest way to run your file correctly, this is essentially how to run Python file on a modern Mac setup.<\/p>\n\n\n\n<\/p>\n\n\n\n
How to Run a Python File on Linux<\/strong><\/h2>\n\n\n\nLinux works a lot like Mac here, since both are built on similar terminal systems.<\/p>\n\n\n\n
a. Using Terminal<\/strong><\/h3>\n\n\n\nOpen your terminal application, this varies slightly by distribution but is usually easy to find in your applications menu.<\/p>\n\n\n\n
Navigate to your file’s folder.<\/p>\n\n\n\n
cd \/home\/yourname\/projects<\/code><\/pre>\n\n\n\nRun the file.<\/p>\n\n\n\n
python3 filename.py<\/code><\/pre>\n\n\n\nb. Giving Execute Permission (chmod +x)<\/strong><\/h3>\n\n\n\nSometimes you’ll want to run a Python file directly without typing python3<\/code> before it every time. For that, the file needs execute permission first.<\/p>\n\n\n\nchmod +x filename.py<\/code><\/pre>\n\n\n\nThis command tells Linux the file can be run as a program, not just opened or edited.<\/p>\n\n\n\n
c. Running with .\/filename.py<\/strong><\/h3>\n\n\n\nOnce the file has execute permission, and as long as the file starts with a shebang line like #!\/usr\/bin\/env python3<\/code> at the very top, you can run it directly like this.<\/p>\n\n\n\n.\/filename.py<\/code><\/pre>\n\n\n\n<\/p>\n\n\n\n
How to Run a Python File Using Code Editors and IDEs<\/strong><\/h2>\n\n\n\nIf typing commands in a terminal isn’t your thing, code editors and IDEs make running Python files a lot more visual and beginner-friendly. Popular options include VS Code, PyCharm, Jupyter Notebook, and Sublime Text, but VS Code is by far the most widely used, so let’s focus on that here.<\/p>\n\n\n\n
Running a Python File in VS Code<\/strong><\/h3>\n\n\n\nFirst, make sure you have the official Python extension installed in VS Code. You’ll find it in the Extensions panel; just search for “Python” and install the one published by Microsoft.<\/p>\n\n\n\n
Once that’s set up, open your .py<\/code> file inside VS Code. You’ll notice a small play button (a triangle icon) in the top right corner of the editor window. Click it, and VS Code runs your file instantly, showing the output in a built-in terminal panel at the bottom of the screen.<\/p>\n\n\n\nIf you prefer typing commands, VS Code’s built-in terminal works exactly like your regular terminal or command prompt. <\/p>\n\n\n\n
Just open it with `Ctrl + (backtick) on Windows or Cmd + on Mac, then type:<\/p>\n\n\n\n
python filename.py<\/code><\/pre>\n\n\n\nOr on Mac and Linux:<\/p>\n\n\n\n
python3 filename.py<\/code><\/pre>\n\n\n\nEither method works fine, this is really just how to run Python file inside an editor instead of a separate terminal window. <\/p>\n\n\n\n
The play button is quicker for beginners, while the built-in terminal gives you more control if your script needs input or command-line arguments.<\/p>\n\n\n\n
(The play button (\u25b7) in VS Code sits in the top right corner and is called “Run Python File.” Click it to run your script instantly in the built in terminal below.)<\/em><\/strong><\/p>\n\n\n\nVS Code also shows errors directly in the editor with red underlines, so if something’s wrong with your code, you’ll often spot it before you even hit run.<\/p>\n\n\n\n
<\/p>\n\n\n\n
Common Errors While Running Python Files and How to Fix Them<\/strong><\/h2>\n\n\n\nEven when you know exactly how to run Python file, a few common errors tend to trip people up. Here are the ones you’ll run into most often.<\/p>\n\n\n\n
\n- Python is not recognized as an internal or external command<\/strong>: This means Python isn’t added to your system PATH on Windows. Reinstall Python and check the “Add Python to PATH” box during setup.<\/li>\n\n\n\n
- No such file or directory<\/strong>: You’re likely in the wrong folder. Use
cd<\/code> to navigate to the exact location where your .py<\/code> file is saved before running it.<\/li>\n\n\n\n- SyntaxError in your code<\/strong>: This usually points to a typo, missing colon, or incorrect indentation somewhere in your script. Python will tell you the exact line number, so start there.<\/li>\n\n\n\n
- ModuleNotFoundError<\/strong>: This shows up when your script uses a library that isn’t installed yet. Install it using
pip install modulename<\/code> and try running the file again.<\/li>\n\n\n\n- Permission denied (Mac\/Linux)<\/strong>: This happens when you try running a file directly with
.\/filename.py<\/code> , but it doesn’t have execute permission yet. Fix it with chmod +x filename.py<\/code> before running it again.<\/li>\n<\/ul>\n\n\n\n<\/p>\n\n\n\n
Conclusion<\/strong><\/h2>\n\n\n\nRunning a Python file really comes down to picking the method that fits how you work, whether that’s a quick terminal command, Windows-specific tools like CMD or PowerShell, or a code editor like VS Code. Once you know how to run Python file the way that suits your setup, it becomes second nature within a few tries, no need to overthink it every time.<\/p>\n\n\n\n
<\/p>\n\n\n\n
FAQs<\/strong><\/h2>\n\n\n\n
\n
\n
1. How do I run Python file for the first time?<\/h3>\n\n\n
Open your terminal, navigate to the file’s folder, type python filename.py<\/code>, and press Enter. That’s the basic way to run a Python file.<\/p>\n\n<\/div>\n<\/div>\n\n
2. Why does “python is not recognized” show up when I run my file?<\/h3>\n\n\n
Python isn’t added to your system PATH. Reinstall Python and check “Add Python to PATH” during setup, then try running Python file again.<\/p>\n\n<\/div>\n<\/div>\n
\n
3. Can I run a Python file without using the terminal?<\/h3>\n\n\n
Yes, code editors like VS Code let you run Python file with a single click using the built-in play button.<\/p>\n\n<\/div>\n<\/div>\n
\n
4. Do I need to use python3 instead of python?<\/h3>\n\n\n
On Mac and Linux, yes, most systems default to python3<\/code>. That’s simply how to run Python file correctly on those platforms.<\/p>\n\n<\/div>\n<\/div>\n\n
5. What’s the difference between running a file and importing it?<\/h3>\n\n\n
Running executes the file directly. Importing brings its code into another file to reuse functions; it doesn’t run the file’s main output on its own.<\/p>\n\n<\/div>\n<\/div>\n
\n
6. Why does my Python file close immediately after running?<\/h3>\n\n\n
This usually happens on Windows when double-clicking a .py<\/code> file. The window opens and closes too fast to see output. Run it from the terminal instead, using python filename.py<\/code> to see the results properly.<\/p>\n\n<\/div>\n<\/div>\n\n
7. Is there a difference between running a Python file and a Python script?<\/h3>\n\n\n
No, both terms mean the same thing. Whether you call it a file or a script, how to run Python file stays exactly the same process.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"
To run a Python file, you just need to open a terminal or command prompt, navigate to the folder where your file is saved, and type a simple command. That’s the entire idea behind how to run Python file, no complicated setup, no extra tools required, just a few keystrokes and your code comes to […]<\/p>\n","protected":false},"author":64,"featured_media":102835,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[717],"tags":[],"views":"1854","authorinfo":{"name":"Abhishek Pati","url":"https:\/\/www.guvi.in\/blog\/author\/abhishek-pati\/"},"thumbnailURL":"https:\/\/www.guvi.in\/blog\/wp-content\/uploads\/2026\/01\/How-to-Run-Python-File-in-Terminal-300x116.png","_links":{"self":[{"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/posts\/99391"}],"collection":[{"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/users\/64"}],"replies":[{"embeddable":true,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/comments?post=99391"}],"version-history":[{"count":16,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/posts\/99391\/revisions"}],"predecessor-version":[{"id":138247,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/posts\/99391\/revisions\/138247"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/media\/102835"}],"wp:attachment":[{"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/media?parent=99391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/categories?post=99391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.guvi.in\/blog\/wp-json\/wp\/v2\/tags?post=99391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}