I installed Imagemagic (both 32 and 64 bits versions were tried) and then used pip to install wand, I also set the Magick_Home env. variable to imagemagic address but when I
For those on mac and using homebrew, it seems like Wand doesn't support imagemagick 7 yet as mentioned in other answers.
There's a new brew formula for Imagemagick 6 which can be used to install the older version in the meanwhile:
brew install imagemagick@6
Create a symlink to this newly installed dylib file as mentioned in other answer to get things working.
ln -s /usr/local/Cellar/imagemagick@6//lib/libMagickWand-6.Q16.dylib /usr/local/lib/libMagickWand.dylib
Tested on Sierra and seems to be working fine.