The problem is that the path to GraphViz was not found by the pydot module as shown in the traceback: ‘GraphViz\’s executables not found’ I solved this problem on my windows 7 machine by adding the GraphViz bin directory to my computer’s PATH. Then restarting my python IDE to use the updated path. Install GraphViz … Read more
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 … Read more
Answer for pydot >= 1.1: The incompatibility of (upstream) pydot has been fixed by 6dff94b3f1, and thus pydot >= 1.1 will be compatible with pyparsing >= 1.5.7. Answer applicable to pydot <= 1.0.28: For anyone else who comes across this, it is due to the changes in pyparsing from 1.x to the 2.x release. To … Read more
I also had this problem on Ubuntu 16.04. Fixed by running sudo apt-get install graphviz in addition to the pip install I had already performed.