I\'m using Anaconda Python 2.7 on windows 10
I was planning on doing Keras visualization so (whilst spyder was open) I opened the Anaconda command prompt and pip ins
The error message is a bit misleading, as you can see here. The problem is that graphviz is not installed.
But you mention that graphviz was installed using pip. This is also misleading, since that graphviz package is just a python wrapper, and the graphviz binaries have to be installed separately for the python wrapper to work.