class QueryCache():
def __init__(self, config):
self._conf = config
self._sparql = SPARQLWrap(config)
self.log = config.getLogger('QueryCache')
def go(self):
output = {}
data = requests.get(GIST_URL).json()
for (name, content) in data['files'].iteritems():
if name.endswith('.rq'):
self.log.info("Running " + name)
results = self._sparql.run_select(content['content'])
output[name] = results
return output
class GenerateLists:
"""
This object is used to generate lists of header strings extracted from
the raw data
"""
def __init__(self, config):
""" Constructor """
self._conf = config
self._sparql = SPARQLWrap(config)
self._row_property_seeds = set()
self.log = config.getLogger("GenerateLists")
self._sparql_queries = []
# self._sparql_queries.append(open('../Queries/find_column_headers.rq','r').read())
self._sparql_row_property = open("../Queries/find_row_headers.rq", "r").read()
def add_seed_row_property(self, string):
""" Add a string to the list of strings to look for in row properties """
return self._row_property_seeds.add(string)
def remove_seed_row_property(self, string):
""" Remove a string from the list of strings to look for in row properties """
return self._row_property_seeds.remove(string)
def go(self):
""" Go over all the seeds and store the output """
output = []
for seed in self._row_property_seeds:
print "Query for %s" % seed
query = "%s" % self._sparql_row_property
query = query.replace("__seed_text__", seed)
results = self._sparql.run_select(query)
distinct = set()
print "Number of results: %d" % len(results)
for result in results:
dataset = result["ds"]["value"]
value = result["value"]["value"]
if dataset + value not in distinct:
output.append([dataset, value.replace("\n", "").encode("utf8", "replace")])
distinct.add(dataset + value)
return output
class GenerateLists():
'''
This object is used to generate lists of header strings extracted from
the raw data
'''
def __init__(self, config):
''' Constructor '''
self._conf = config
self._sparql = SPARQLWrap(config)
self._row_property_seeds = set()
self.log = config.getLogger('GenerateLists')
self._sparql_queries = []
# self._sparql_queries.append(open('../Queries/find_column_headers.rq','r').read())
self._sparql_row_property = open('../Queries/find_row_headers.rq', 'r').read()
def add_seed_row_property(self, string):
''' Add a string to the list of strings to look for in row properties '''
return self._row_property_seeds.add(string)
def remove_seed_row_property(self, string):
''' Remove a string from the list of strings to look for in row properties '''
return self._row_property_seeds.remove(string)
def go(self):
''' Go over all the seeds and store the output '''
output = []
for seed in self._row_property_seeds:
print 'Query for %s' % seed
query = "%s" % self._sparql_row_property
query = query.replace('__seed_text__', seed)
results = self._sparql.run_select(query)
distinct = set()
print 'Number of results: %d' % len(results)
for result in results:
dataset = result['ds']['value']
value = result['value']['value']
if dataset + value not in distinct:
output.append([dataset, value.replace('\n', '').encode('utf8', 'replace')])
distinct.add(dataset + value)
return output