If you are getting the following error when installing python packages using PIP or easy_install, don’t worry. You have come to the right place for solution.
First make sure you have developer tools installed. You can install them by executing the following command in terminal
The clang errors are due to changes introduced in Xcode 5.1 and due to the way the Apple-supplied system Python 2.7 is built. You can tell them to shut up by adding these environment variables in terminal.
Error while installing PIL, Pillow, MySql on OSX Mavericks using PIP
**clang: error: unknown argument: '-mno-fused-madd' [-Wunused-command-line-argument-hard-error-in-future]
clang: note: this will be a hard error (cannot be downgraded to a warning) in the future
error: command 'cc' failed with exit status 1**