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12 changes: 9 additions & 3 deletions pyadjoint/block.py
Original file line number Diff line number Diff line change
Expand Up @@ -406,22 +406,28 @@ def create_graph(self, G, pos):
for xpos, dep in enumerate(self.get_dependencies()):
G.add_edge(id(dep), id(self))
if "label" not in G.nodes[id(dep)]:
G.nodes[id(dep)]['label'] = escape(str(dep))
G.nodes[id(dep)]['label'] = _maybe_truncate_label(escape(str(dep)))
G.nodes[id(dep)]['node_color'] = "r"
G.nodes[id(dep)]['position'] = (0.1 * xpos, -pos + 0.5)

# Edges for block outputs
for xpos, out in enumerate(self.get_outputs()):
G.add_edge(id(self), id(out))
if "label" not in G.nodes[id(out)]:
G.nodes[id(out)]['label'] = escape(str(out))
G.nodes[id(out)]['label'] = _maybe_truncate_label(escape(str(out)))
G.nodes[id(out)]['node_color'] = "r"
G.nodes[id(out)]['position'] = (0.1 * xpos, -pos - 0.5)

# Set properties for Block node
G.nodes[id(self)]['label'] = escape(str(self))
G.nodes[id(self)]['label'] = _maybe_truncate_label(escape(str(self)))
G.nodes[id(self)]['node_color'] = "b"
G.nodes[id(self)]['position'] = (0, -pos)
G.nodes[id(self)]['shape'] = "box"
G.nodes[id(self)]['style'] = "filled"
G.nodes[id(self)]['fillcolor'] = "lightgrey"


def _maybe_truncate_label(label):
if len(label) > 200:
label = f"{label[:100]} . . . {label[-100:]}"
return label