如果 graphviz有问题,执行这两条命令
conda install -c conda-forge graphviz
conda install -c conda-forge python-graphviz
再不行pip install --upgrade graphviz
如果 graphviz有问题,执行这两条命令
conda install -c conda-forge graphviz
conda install -c conda-forge python-graphviz
再不行pip install --upgrade graphviz