80 lines
2.4 KiB
Python
Executable File
80 lines
2.4 KiB
Python
Executable File
#!/usr/bin/python
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import pygraphviz as pgv
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import json
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import argparse
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# These are the attributes to use for color-coding the graphs
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# fixme: make these configurable
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# Relationship types... feel free to edit to suit your poly family's needs
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relationship_colors = {
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'stable': 'blue',
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'developing': 'red'
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}
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# Three gender colours, so that we encapsulate masculine, feminine, and a catch-all for other identities
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# If you'd rather explicitly colour-code other identities, just add them :)
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gender_colors = {
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'm': 'blue',
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'f': 'pink',
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'o': 'green',
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}
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# This represents whether a particular relationship involves any
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# std risk. The values are applied to the edge 'style' attribute.
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sti_styles = { 'yes': 'solid',
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'no': 'dashed',
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}
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def parse_args():
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parser = argparse.ArgumentParser(description='Generate graphs of polyamorous family networks from data files')
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parser.add_argument('--input', '-i', default='network.json', help='Input file in json format')
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parser.add_argument('--output', '-o', default='network.png', help='Output image file. Format auto-detected from file extension')
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parser.add_argument('--gender', '-g', action='store_true', help='Enable gender in output graph')
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parser.add_argument('--relationship-types', '-rt', action='store_true', help='Enable relationship details (std risk, relationship type) in output graph')
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return parser.parse_args()
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def main():
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settings = parse_args()
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try:
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data = json.load(open(settings.input, 'r'))
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except Exception as e:
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print "Error parsing data file: " + str(e)
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return
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graph = pgv.AGraph()
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graph.graph_attr['overlap'] = 'prism'
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graph.node_attr['style'] = 'filled'
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graph.edge_attr['arrowsize'] = 0.5
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# Add nodes to graph
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gender_color = 'white'
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for user in data['members']:
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if settings.gender:
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gender_color = gender_colors[user['gender']]
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graph.add_node(user['name'], fillcolor=gender_color)
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# Add edges to graph
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sti_style = 'solid'
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relationship_color = 'black'
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for (member1,member2,rel,sti) in data['relationships']:
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if settings.relationship_types:
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sti_style = sti_styles[sti]
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relationship_color = relationship_colors[rel]
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graph.add_edge(member1, member2, style=sti_style, color=relationship_color)
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graph.layout()
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graph.draw(settings.output)
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if __name__ == '__main__': main()
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