解决failed to execute [‘dot’, ‘-Tsvg’], make sure the Graphviz executables are on your systems在用python可视化.dot文件时,遇到了ExecutableNotFound:failedtoexecute[‘dot’,‘-Tsvg’],makesuretheGraphvizexecutablesareonyoursystems的报错。起初以为原因是未安装graphviz模块,pip一下发现还是不行,后来才发现需要先安装graphviz程序,才能为python安…