got error install on osx 10.9.2 Setup script exited with error: command 'gcc-4.0' failed with exit status 1

[yaxinhoo]

site-packages/firefly-1.3.3dev-py2.7.egg' (and everything under it)
creating /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/firefly-1.3.3dev-py2.7.egg
Extracting firefly-1.3.3dev-py2.7.egg to /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages
firefly 1.3.3dev is already the active version in easy-install.pth
Installing firefly-admin.py script to /Library/Frameworks/Python.framework/Versions/2.7/bin

Installed /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/firefly-1.3.3dev-py2.7.egg
Processing dependencies for firefly==1.3.3dev
Searching for MySQL-python
Reading http://pypi.python.org/simple/MySQL-python/
Best match: MySQL-python 1.2.5
Downloading https://pypi.python.org/packages/source/M/MySQL-python/MySQL-python-1.2.5.zip#md5=654f75b302db6ed8dc5a898c625e030c
Processing MySQL-python-1.2.5.zip
Running MySQL-python-1.2.5/setup.py -q bdist_egg --dist-dir /tmp/easy_install-0KGHXv/MySQL-python-1.2.5/egg-dist-tmp-ks24eV
unable to execute gcc-4.0: No such file or directory
error: Setup script exited with error: command 'gcc-4.0' failed with exit status 1