**diagrams** requires **Python 3.6** or higher, check your Python version first.
**diagrams** requires **Python 3.7** or higher, check your Python version first.
**diagrams** uses [Graphviz](https://www.graphviz.org/) to render the diagram, so you need to [install Graphviz](https://graphviz.gitlab.io/download/) to use it.
**diagrams** uses [Graphviz](https://www.graphviz.org/) to render the diagram, so you need to [install Graphviz](https://graphviz.gitlab.io/download/) to use it.