Python SNOPO diagram script

SNOPO

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+#!/usr/bin/env python3
+
+import graphviz
+
+g = graphviz.Digraph(
+    name="SatNOGS Optical",
+    comment="Process Graph",
+    filename="so-process",
+    directory="tmp",
+    engine="dot",
+    renderer="cairo",
+    formatter="cairo",
+    graph_attr="",
+    node_attr="",
+    edge_attr="",
+)
+g.attr(rankdir="LR")
+g.attr(bgcolor='white:white', label='DRAFT SatNOGS Optical Process Overview DRAFT', fontcolor='black')
+
+with g.subgraph(name="cluster_hardware") as a:
+    a.attr(style="filled", color="lightgrey")
+    a.node_attr.update(style="filled", color="pink", shape="rectangle")
+    with a.subgraph(name="cluster_video") as b:
+        b.attr(style="filled", color="lightgreen", label="Motion Video Cameras")
+        b.edge("UVC", "Video")
+        b.edge("OpenCV", "Video")
+        b.edge("Raspberry Pi", "Video")
+        b.edge("ZWO ASI", "Video")
+    with a.subgraph(name="cluster_camera") as c:
+        c.attr(style="filled", color="lightgreen", label="Still Cameras")
+        c.edge("gphoto2", "Camera")
+        c.edge("Canon DSLR", "Camera")
+        c.edge("Nikon DSLR", "Camera")
+        c.edge("INDI", "Camera")
+    a.attr(label="Hardware\nChoose One")
+
+with g.subgraph(name="cluster_repository") as a:
+    a.attr(style="filled", color="lightgreen", label="foooo")
+    with a.subgraph(name="cluster_camera_software") as b:
+        b.attr(color="lightblue")
+        b.node_attr["style"] = "filled"
+        b.edge("Video", "stvid")
+        b.edge("Camera", "stphot")
+        b.attr(label="Development\nPython")
+    with a.subgraph(name="cluster_c_software") as c:
+        c.attr(color="blue")
+        c.node_attr["style"] = "filled"
+        c.edge("Video", "sattools")
+        c.edge("Camera", "sattools")
+        c.attr(label="Legacy\nC")
+    a.attr(label="Software\nRepository\nChoose One")
+
+with g.subgraph(name="cluster_acquire") as a:
+    a.attr(style="filled", color="pink", label="foooo")
+    with a.subgraph(name="cluster_camera_acquire") as b:
+        b.attr(color="lightblue")
+        b.node_attr["style"] = "filled"
+        b.edge("sattools", "sattools/cam-get.sh")
+        b.edge("stphot", "stphot/acquire.py")
+        b.attr(label="Camera\nSample")
+    with a.subgraph(name="cluster_video_acquire") as c:
+        c.attr(color="blue")
+        c.node_attr["style"] = "filled"
+        c.edge("stvid", "stvid/acquire.py")
+        c.edge("sattools", "sattools/vid-get.sh")
+        c.attr(label="Video\nSample")
+    a.attr(label="Acquire Sample")
+
+
+with g.subgraph(name="cluster_platesolver") as a:
+    a.attr(style="filled", color="tan", label="foooo")
+    with a.subgraph(name="cluster_camera_plate_solver") as b:
+        b.attr(color="lightblue")
+        b.node_attr["style"] = "filled"
+        b.edge("sattools/cam-get.sh", "sattools/cam-find.sh")
+        b.edge("stphot/acquire.py", "stphot/ABC.py")
+        b.attr(label="Camera\nPlate Solver")
+    with a.subgraph(name="cluster_video_platesolver") as c:
+        c.attr(color="blue")
+        c.node_attr["style"] = "filled"
+        c.edge("sattools/vid-get.sh", "sattools/vid-find.sh")
+        c.edge("stvid/acquire.py", "stvid/ABC.py")
+        c.attr(label="Video\nPlate Solver")
+    a.attr(label="Plate Solver")
+
+with g.subgraph(name="cluster_satid") as a:
+    a.attr(style="filled", color="lightblue", label="satid")
+    with a.subgraph(name="cluster_camera_satid") as b:
+        b.attr(color="tan")
+        b.node_attr["style"] = "filled"
+        b.edge("sattools/cam-find.sh", "sattools/cam-id.sh")
+        b.edge("stphot/ABC.py", "stphot/xyz.py")
+        b.attr(label="Camera\nID Satellite")
+    with a.subgraph(name="cluster_video_platesolver") as c:
+        c.attr(color="tan")
+        c.node_attr["style"] = "filled"
+        c.edge("sattools/vid-find.sh", "sattools/vid-id.sh")
+        c.edge("stvid/ABC.py", "stvid/xyz.py")
+        c.attr(label="Video\nID Satellite")
+    a.attr(label="Identify Satellites")
+
+g.attr("node", shape="doublecircle", style="filled", color="orange")
+g.edge("Start\nHere", "INDI")
+g.edge("Start\nHere", "gphoto2")
+g.edge("Start\nHere", "Canon DSLR")
+g.edge("Start\nHere", "Nikon DSLR")
+g.edge("Start\nHere", "ZWO ASI")
+g.edge("Start\nHere", "Raspberry Pi")
+g.edge("Start\nHere", "OpenCV")
+g.edge("Start\nHere", "UVC")
+g.attr("node", shape="rectangle", style="filled", color="grey")
+
+g.render(view=False, format="png")