The Apple-provided build of Python is installed in /System/Library/Frameworks/Python. framework and /usr/bin/python , respectively. You should never modify or delete these, as they are Apple-controlled and are used by Apple- or third-party software.
To check if Python is installed on your macOS machine, follow these steps: Open the Terminal app by going to the Applications folder or Spotlight search and searching for Terminal. In the command line, type python3. If Python is installed, you should see a message like “Python 3.
If you install Xcode, the Apple Development IDE, it installs Python 3 in /usr/bin/python3 . In this case you can run python3 on your terminal to check the exact version installed, and if it's recent enough you might be already set up. Python 3 is the one we're going to use for modern Python development.
On Windows, this depends on where we installed Python; the default directory is c:\Python32. If we run the Python Shell from the command line, the current working directory starts as the directory we were in when we ran python3. Then, we used the os. chdir() function to change the current working directory.
On a Mac system, it is very straightforward. All you need to do is open Launchpad and search for Terminal , and in the terminal, type Python , and it will give you an output with the Python version.
To do so, just open the Launchpad, type terminal , and click Terminal in the search results. Type python --version and press ⏎ Return . This displays the version of Python installed on your computer.
Start the Anaconda Navigator application. Select Environments in the left column. A dropdown box at the center-top of the GUI should list installed packages. If not, then select Installed in the dropdown menu to list all packages.
By default, Homebrew will install all packages in the directory /usr/local/Cellar/ , and also creates symbolic links at /usr/local/opt/ and /usr/local/bin/ (for executable files).
Check Python version on the command line: --version , -V , -VV. Execute the python or python3 command with the --version or -V option in the command prompt ( cmd ) on Windows or the terminal on Mac and Linux.
The python or python3 command followed by the full file name with the file extension will run the python file in the terminal. For example, enter 'python main.py' or 'python3 main.py' in the terminal.
To start a Python interactive session, just open a command-line or terminal and then type in python , or python3 depending on your Python installation, and then hit Enter .
After installation, Python may be launched by finding it in Start. Alternatively, it will be available from any Command Prompt or PowerShell session by typing python . Further, pip and IDLE may be used by typing pip or idle . IDLE can also be found in Start.
Go to your Start menu (lower left Windows icon), type "Microsoft Store", select the link to open the store. Once the store is open, select Search from the upper-right menu and enter "Python". Select which version of Python you would like to use from the results under Apps.
Python comes pre-installed on Mac OS X so it is easy to start using. However, to take advantage of the latest versions of Python, you will need to download and install newer versions alongside the system ones. The easiest way to do that is to install one of the binary installers for OS X from the Python Download page.
Install Python 3 with the Official Installer
First, download an installer package from the Python website. To do that, visit https://www.python.org/downloads/ on your Mac; it detects your operating system automatically and shows a big button for downloading the latest version of Python installer on your Mac.
To check all the installed Python modules, we can use the following two commands with the 'pip': Using 'pip freeze' command. Using 'pip list command.
Quit a shell session
In the Terminal app on your Mac, in the window running the shell process you want to quit, type exit , then press Return.
Python comes pre-installed on Mac OS X so it is easy to start using. However, to take advantage of the latest versions of Python, you will need to download and install newer versions alongside the system ones. The easiest way to do that is to install one of the binary installers for OS X from the Python Download page.
Locally installed Python and all packages will be installed under a directory similar to ~/. local/bin/ for a Unix-based system, or \Users\Username\AppData\Local\Programs\ for Windows.