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Allow passing graph level attributes to graphviz #7741

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Merged
merged 3 commits into from
Mar 31, 2025
+8 −1
Merged

Allow passing graph level attributes to graphviz #7741

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78fdd17
Add a way to pass in graph level attributes to graphviz
zaxtax Mar 30, 2025
574a486
Update pymc/model_graph.py
zaxtax Mar 30, 2025
dcf2b76
Simplify code
zaxtax Mar 30, 2025
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9 changes: 8 additions & 1 deletion pymc/model_graph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -439,6 +439,7 @@ def make_graph(
figsize=None,
dpi=300,
node_formatters: NodeTypeFormatterMapping | None = None,
graph_attr: dict[str, Any] | None = None,
create_plate_label: PlateLabelFunc = create_plate_label_with_dim_length,
):
"""Make graphviz Digraph of PyMC model.
Expand All @@ -459,7 +460,7 @@ def make_graph(
node_formatters = node_formatters or {}
node_formatters = update_node_formatters(node_formatters)

graph = graphviz.Digraph(name)
graph = graphviz.Digraph(name, graph_attr=graph_attr)
for plate in plates:
if plate.dim_info:
# must be preceded by 'cluster' to get a box around it
Expand Down Expand Up @@ -676,6 +677,7 @@ def model_to_graphviz(
figsize: tuple[int, int] | None = None,
dpi: int = 300,
node_formatters: NodeTypeFormatterMapping | None = None,
graph_attr: dict[str, Any] | None = None,
include_dim_lengths: bool = True,
):
"""Produce a graphviz Digraph from a PyMC model.
Expand Down Expand Up @@ -704,6 +706,10 @@ def model_to_graphviz(
the size of the saved figure.
dpi : int, optional
Dots per inch. It only affects the resolution of the saved figure. The default is 300.
graph_attr : dict, optional
A dictionary of top-level layout attributes for graphviz
Check out graphviz documentation for more information on available attributes
https://graphviz.org/doc/info/attrs.html
node_formatters : dict, optional
A dictionary mapping node types to functions that return a dictionary of node attributes.
Check out graphviz documentation for more information on available
Expand Down Expand Up @@ -773,6 +779,7 @@ def model_to_graphviz(
save=save,
figsize=figsize,
dpi=dpi,
graph_attr=graph_attr,
node_formatters=node_formatters,
create_plate_label=create_plate_label_with_dim_length
if include_dim_lengths
Expand Down
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