# Python API Python APIs to describe the nodes and graph and generate the C++, Python or Graphviz code. 1. ## [Graph class](Graph.md) 2. ## [Generic Node, Source and Sink classes](Generic.md) 3. ## Scheduler 1. ### [Scheduler options](SchedOptions.md) 2. ### [Code generation](CodegenOptions.md) 1. #### [C Code generation](CCodeGen.md) 2. #### [Python code generation](PythonGen.md) 3. ### [Graphviz representation](GraphvizGen.md)