Mercurial > repos > shellac > guppy_basecaller
diff env/lib/python3.7/site-packages/rdflib/tools/rdf2dot.py @ 0:26e78fe6e8c4 draft
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
author | shellac |
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date | Sat, 02 May 2020 07:14:21 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.7/site-packages/rdflib/tools/rdf2dot.py Sat May 02 07:14:21 2020 -0400 @@ -0,0 +1,132 @@ +""" +A commandline tool for drawing RDF graphs in Graphviz DOT format + +You can draw the graph of an RDF file directly: + +.. code-block: bash + + rdf2dot my_rdf_file.rdf | dot -Tpng | display + +""" + +import rdflib +import rdflib.extras.cmdlineutils + +import sys +import cgi +import collections + +from rdflib import XSD + +LABEL_PROPERTIES = [rdflib.RDFS.label, + rdflib.URIRef("http://purl.org/dc/elements/1.1/title"), + rdflib.URIRef("http://xmlns.com/foaf/0.1/name"), + rdflib.URIRef("http://www.w3.org/2006/vcard/ns#fn"), + rdflib.URIRef("http://www.w3.org/2006/vcard/ns#org") + ] + +XSDTERMS = [ + XSD[x] for x in ( + "anyURI", "base64Binary", "boolean", "byte", "date", + "dateTime", "decimal", "double", "duration", "float", "gDay", "gMonth", + "gMonthDay", "gYear", "gYearMonth", "hexBinary", "ID", "IDREF", + "IDREFS", "int", "integer", "language", "long", "Name", "NCName", + "negativeInteger", "NMTOKEN", "NMTOKENS", "nonNegativeInteger", + "nonPositiveInteger", "normalizedString", "positiveInteger", "QName", + "short", "string", "time", "token", "unsignedByte", "unsignedInt", + "unsignedLong", "unsignedShort")] + +EDGECOLOR = "blue" +NODECOLOR = "black" +ISACOLOR = "black" + + +def rdf2dot(g, stream, opts={}): + """ + Convert the RDF graph to DOT + writes the dot output to the stream + """ + + fields = collections.defaultdict(set) + nodes = {} + + def node(x): + + if x not in nodes: + nodes[x] = "node%d" % len(nodes) + return nodes[x] + + def label(x, g): + + for labelProp in LABEL_PROPERTIES: + l = g.value(x, labelProp) + if l: + return l + + try: + return g.namespace_manager.compute_qname(x)[2] + except: + return x + + def formatliteral(l, g): + v = cgi.escape(l) + if l.datatype: + return '"%s"^^%s' % (v, qname(l.datatype, g)) + elif l.language: + return '"%s"@%s' % (v, l.language) + return '"%s"' % v + + def qname(x, g): + try: + q = g.compute_qname(x) + return q[0] + ":" + q[2] + except: + return x + + def color(p): + return "BLACK" + + stream.write("digraph { \n node [ fontname=\"DejaVu Sans\" ] ; \n") + + for s, p, o in g: + sn = node(s) + if p == rdflib.RDFS.label: + continue + if isinstance(o, (rdflib.URIRef, rdflib.BNode)): + on = node(o) + opstr = "\t%s -> %s [ color=%s, label=< <font point-size='10' " + \ + "color='#336633'>%s</font> > ] ;\n" + stream.write(opstr % (sn, on, color(p), qname(p, g))) + else: + fields[sn].add((qname(p, g), formatliteral(o, g))) + + for u, n in list(nodes.items()): + stream.write("# %s %s\n" % (u, n)) + f = ["<tr><td align='left'>%s</td><td align='left'>%s</td></tr>" % + x for x in sorted(fields[n])] + opstr = "%s [ shape=none, color=%s label=< <table color='#666666'" + \ + " cellborder='0' cellspacing='0' border='1'><tr>" + \ + "<td colspan='2' bgcolor='grey'><B>%s</B></td></tr><tr>" + \ + "<td href='%s' bgcolor='#eeeeee' colspan='2'>" + \ + "<font point-size='10' color='#6666ff'>%s</font></td>" + \ + "</tr>%s</table> > ] \n" + stream.write(opstr % (n, NODECOLOR, label(u, g), u, u, "".join(f))) + + stream.write("}\n") + + +def _help(): + sys.stderr.write(""" +rdf2dot.py [-f <format>] files... +Read RDF files given on STDOUT, writes a graph of the RDFS schema in DOT +language to stdout +-f specifies parser to use, if not given, + +""") + + +def main(): + rdflib.extras.cmdlineutils.main(rdf2dot, _help) + +if __name__ == '__main__': + main()