The following code examples are included in the examples/ directory of the source repository/distribution. Most of them recreate examples from the graphviz.org gallery or the …

Advanced Graphs. Congratulations, you now know enough to make useful graphs! These next tricks can come in handy, but don't feel like you need to learn them immediately. Records. Nodes with shape=record are treated specially. These are useful for displaying tables and object layouts.

Mar 3, 2019 · There is actually a way to control individual node placement - you use the "pos" attribute: http://www.graphviz.org/doc/info/attrs.html#d:pos. As an example of this, you could write: n [pos="3,5!"]; That would force node n to be at precisely (3,5). However, this only works with layout engines "fdp" and "neato".

Dec 5, 2011 · HERE is a very good example that illustrates how to generate complex graphs using graphviz. The dot file is listed here. compound=true; ranksep=1.25; label="From Past to Future..."; node [shape=plaintext, fontsize=16]; bgcolor=white; edge [arrowsize=1, color=black]; /* …

Mar 16, 2025 · Examples: node [style=filled] — sets the default value of the node attribute style to filled. Any node appearing after this inherits this value, unless it explicitly sets the style attribute. n0 [fillcolor=red] — creates node n0 and sets its fillcolor attribute to red. Other attributes are set to any previously specified default values for ...

""" if directed: G = gv.Digraph() else: G = gv.Graph() # add nodes and their attributes to graphviz object for n in graph.nodes(): n_attr = {k: str(v) for k, v in graph.node[n].items()} G.attr('node', n_attr) G.node(str(n), str(n)) # add edges and their attributes to graphviz object for e in graph.edges(keys=True): e_attr = {k: str(v) for k, v ...

Oct 9, 2014 · I'm using graphviz/dot to generate a graph. I want to group nodes and/or edges in the graph into semantic classes, with each class having a set of node and/or edge properties that cascade or inherit similar to CSS.

Graphviz is like markdown, for diagrams. It's a tool that can transform text input into a "directed graph" output, which is nodes pointing to other nodes. You can use it for architecture diagrams, DB diagrams, documentation for users, etc.

Examples. GraphViz uses the DOT language to describe graphs, Below are examples of the language, with their resulting outputs. Simple Graph; K6; Simple Digraph; Full Digraph; Showing A Path; Subgraphs; Large Graphs

Some examples on how to use Graphviz. This example uses a edge's attribute style to draw a dotted edge. A [shape=diamond] B [shape=box] C [shape=circle] A -> B [style=dashed, color=grey] A -> C [color="black:invis:black"] A -> D [penwidth=5, arrowhead=none]