add script for taginfo extract
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# query taginfo for most used
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import json
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import urllib2
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URL = "http://taginfo.openstreetmap.org/api/4/tags/popular?sortname=count_%s&sortorder=desc&page=1&rp=200&qtype=tag"
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added = set()
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def codepoints_for(elem_type, min_count=100000):
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resp = urllib2.urlopen(URL % elem_type)
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data = json.load(resp)
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by_count = []
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for item in data['data']:
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if item['in_wiki'] != 1:
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continue
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if item['key'] not in ('source', 'source_ref', 'attribution', 'import', 'import_uuid'):
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by_count.append((item['count_%s' % elem_type], item['key'], item['value'].encode('utf8'), item['count_%s_fraction' % elem_type]))
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by_count.sort(reverse=True)
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fraction = 0.0
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for item in by_count:
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fraction += item[-1]
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if item[0] < min_count:
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break
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key_val = (item[1], item[2])
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if key_val in added:
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print '//',
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added.add(key_val)
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print 'addTagCodePoint("%s", "%s")' % key_val
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if __name__ == '__main__':
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print '// most used tags for ways'
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codepoints_for('ways')
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print '// most used tags for nodes'
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codepoints_for('nodes')
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print '// most used tags for rels'
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codepoints_for('relations')
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