ValueError: zlib required for Pillow on OS X$ brew tap homebrew/dupes $ brew install zlib $ brew link --force zlib Then install Pillow:$ pip install Pillow 参考链接：http://pillow.readthedocs.org/en/3.1.x/installation.htmlhttp://stackoverflow.com/questions/19532125/cant-install-pil-after-mac-os-x-10-9http://stackoverflow.com/questions/18246211/no-zlib-support-with-pillow-w-python3-3