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annotate service/environment/rdfdoc.py @ 1279:b4004739640e

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fix hang-at-startup bug Ignore-this: 1ad778b512970dd9a582e7f66b93ddcd darcs-hash:20263d454f1d1b80ebe506f0cbe85f0d16ebd6aa
author drewp <drewp@bigasterisk.com>
date Sat, 20 Apr 2019 23:54:11 -0700
parents 98311a863d7e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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98311a863d7e testing rdfs:comment display on enironment's graph viewer
drewp <drewp@bigasterisk.com>
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1 # to be shared somewhere
98311a863d7e testing rdfs:comment display on enironment's graph viewer
drewp <drewp@bigasterisk.com>
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2 import json, cyclone.web
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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3 from cycloneerr import PrettyErrorHandler
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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4 from rdflib import Graph, RDFS, URIRef
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5
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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6 graph = Graph()
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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7 graph.parse("docs.n3", format="n3")
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8
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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9 # maybe the web page could just query sesame over http and we drop this server
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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10 class Doc(PrettyErrorHandler, cyclone.web.RequestHandler):
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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11 def get(self):
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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12 uri = URIRef(self.get_argument('uri'))
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13
98311a863d7e testing rdfs:comment display on enironment's graph viewer
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14 ret = {}
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15 comment = graph.value(uri, RDFS.comment)
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16 if comment is not None:
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17 ret['comment'] = comment
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18
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19 self.set_header("Content-type", "application/json")
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20 self.write(json.dumps(ret))