how to use python on mac terminal
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Certainly! Below is an informative tutorial on how to use Python on the Mac Terminal with code examples. This tutorial assumes that Python is already installed on your Mac.
Open Terminal and type the following command to check if Python is installed:
If Python is installed, it will display the version number. You might also use python3 instead of python to ensure you are using Python 3.x.
To enter the Python interactive shell, simply type:
Or for Python 3:
This opens the Python REPL (Read-Eval-Print Loop), allowing you to execute Python code line by line.
To exit the Python shell, type:
Create a new Python script using any text editor (e.g., nano, vim, sublime, vscode).
Save the script with a .py extension (e.g., myscript.py).
Run the script from the Terminal using:
For Python 3:
Virtual environments help manage project-specific dependencies. Install virtualenv using:
Create a virtual environment:
Activate the virtual environment:
To deactivate the virtual environment, simply type deactivate.
Install Python packages using pip:
Upgrade a package:
List installed packages:
To run a Python script from any directory, add the script's directory to your system's PATH. Open the ~/.bash_profile or ~/.zshrc file and add the following line:
Then, restart your Terminal or run:
You can now run your Python script from any directory without specifying the full path.
Add the following line at the beginning of your Python script:
Make the script executable:
Run the script directly:
This tutorial covers the basics of using Python on the Mac Terminal. As you become more familiar with the command line and Python, you'll discover more advanced features and techniques. Happy coding!
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