1. Change Default Python Version Mac
2. Python Default Version

Click on the little triangle next to this section, or, if it’s already open, choose the app you’d like to set as that file type’s default from the pop up menu. This means that when you double-click a file from the Finder it will open a specific application, for example on a fresh Mac OS X installation, all image files (png, jpg, gif, pdf, etc) will default to opening in Preview, and all text documents (txt, rtf, etc) will open in TextEdit. Best Python text editors. By default, Python files (ending in.py) will open in TextEdit, and this won't do. It has a nasty habit of a writing files in non-ASCII format, which messes things up.

Change Default Python Version Mac

This is probably desirable for backwards compatibility. Python3 breaks backwards compatibility, and programs invoking 'python' probably expect python2. You probably have many programs and scripts which you are not even aware of which expect python=python2, and changing this would break those programs and scripts. The answer you are probably looking for is You should not change this. You could, however, make a custom alias in your shell.

Best mac for graphic designers. Must give it a try.

The way you do so depends on the shell, but perhaps you could do alias py=python3 If you are confused about how to start the latest version of python, it is at least the case on Linux that python3 leaves your python2 installation intact (due to the above compatibility reasons); thus you can start python3 with the python3 command. On Mac OS X using the python.org installer as you apparently have, you need to invoke Python 3 with python3, not python. That is currently reserved for Python 2 versions. You could also use python3.2 to specifically invoke that version.

Run a Python Script as a File Generally programmers write stand alone scripts, that are independent to live environments. Then they save it with a '.py' extension, which indicates to the operating system and programmer that the file is actually a Python program. After the interpreter is invoked, it reads and interprets the file. The way Python scripts are run on Windows versus Unix based operating systems is very different. We'll show you the difference, and how to run a Python script on Windows and Unix platforms. Run a Python script under Windows with the Command Prompt Windows users must pass the path of the program as an argument to the Python interpreter.

Python Default Version

Such as follows. C: Python27 python.exe C: Users Username Desktop my_python_script.py Note that you must use the full path of the Python interpreter. Organization tool for mac. If you want to simply type python.exe C: Users Username Desktop my_python_script.py you must add python.exe to your PATH environmental variable. To do this, checkout the article. Window's python.exe vs pythonw.exe Note that Windows comes with two Python executables - python.exe and pythonw.exe.