
These versions of Python-which should be Python 2.7-are installed by Apple and used by Mac OS and other software to perform some functions.

The first time I decided to download Anaconda, I went through the normal graphical Mac installation. Larry Hastings (3.5.x source files and tags) (key id: 3A5C A953 F73C 700D) Benjamin Peterson (2.7.z source files and tags) (key id: 04C3 67C2 18AD D4FF and A4135B38) Release files for older releases which have now reached end-of-life may have been signed by one of the following. Use the conda install command to install 720+ additional conda packages from the Anaconda repository. It is a small, bootstrap version of Anaconda that includes only conda, Python, the packages they depend on, and a small number of other useful packages, including pip, zlib and a few others. Miniconda is a free minimal installer for conda.

Once the install is complete, and once you close your current terminal and open a new one, typing python in your terminal window should invoke the Anaconda. Once the download has been completed, double click on the downloaded.pkg file and follow the installation instructions. Click on the download button for the version you want.

Gurobi supports the 64-bit versions of Python 2.7, 3.6, and 3.7. There are no files that match your criteria.
