Python installation Graphviz
Pip Install Graphviz//This should be installed first Graphviz (website download installation) Anaconda installation Graphviz
Anaconda is a Python release for scientific Computing, supports Linux, MAC, Windows, and provides package management and environmental management capabilities to easily address multiple versions of Python coexistence, switching, and a variety of third-party package installation issues. Anaconda uses tools/command Conda for package and environment management, and already contains Python and related tools. Conda Install Graphviz originally thought 1 steps had been OK, but found that the from Graphviz import digraph still error, indicating that the module can not be found Graphviz (seemingly also do not find the module, Only a few Graphviz-related EXE were found in Anaconda, and later found a reason in a blog post http://stackoverflow.com/questions/33433274/ Anaconda-graphviz-cant-import-after-installation The final workaround, which needs to be installed through the Conda installed PIP: Pip install Graphviz (remember to start the command line through Anaconda, the current default PIP may be installed and the module will still not be found in anaconda).