

Requirement already satisfied: python-magic in /Library/Python/2.7/site-packages (from s3cmd) (0.4.15) Requirement already satisfied: python-dateutil in /Library/Python/2.7/site-packages (from s3cmd) (2.6.1) check the permissions and owner of that directory. The directory '/Users/crmpicco/Library/Caches/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. If executing pip with sudo, you may want sudo's -H flag. Please check the permissions and owner of that directory.

The directory '/Users/crmpicco/Library/Caches/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. I have installed s3cmd with pip on MacOS High Sierra, which has successfully installed.
