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registered_sd.py
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registered_sd.py
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import urllib.request
import json
import dml
import prov.model
import datetime
import uuid
class registered_sd(dml.Algorithm):
contributor = 'carlosp_jpva_tkay_yllescas'
reads = []
writes = ['carlosp_jpva_tkay_yllescas.registered_sd']
@staticmethod
def execute(trial = False):
print("registered")
'''Retrieve some data sets (without API).'''
startTime = datetime.datetime.now()
# Set up the database connection
client = dml.pymongo.MongoClient()
repo = client.repo
repo.authenticate('carlosp_jpva_tkay_yllescas', 'carlosp_jpva_tkay_yllescas')
file = 'data/registered_voters_xtabs.json'
with open(file, "r", encoding = "utf8") as datafile:
json_string = datafile.read()
r = json.loads(json_string)
s = json.dumps(r, sort_keys=True, indent=2)
repo.dropCollection("registered_sd")
repo.createCollection("registered_sd")
repo['carlosp_jpva_tkay_yllescas.registered_sd'].insert_many(r)
repo['carlosp_jpva_tkay_yllescas.registered_sd'].metadata({'complete':True})
print(repo['carlosp_jpva_tkay_yllescas.registered_sd'].metadata())
repo.logout()
endTime = datetime.datetime.now()
return {"start":startTime, "end":endTime}
@staticmethod
def provenance(doc = prov.model.ProvDocument(), startTime = None, endTime = None):
'''
Create the provenance document describing everything happening
in this script. Each run of the script will generate a new
document describing that invocation event.
'''
# Set up the database connection.
client = dml.pymongo.MongoClient()
repo = client.repo
repo.authenticate('carlosp_jpva_tkay_yllescas', 'carlosp_jpva_tkay_yllescas')
doc.add_namespace('alg', 'http://datamechanics.io/algorithm/') # The scripts are in <folder>#<filename> format.
doc.add_namespace('dat', 'http://datamechanics.io/data/') # The data sets are in <user>#<collection> format.
doc.add_namespace('ont', 'http://datamechanics.io/ontology#') # 'Extension', 'DataResource', 'DataSet', 'Retrieval', 'Query', or 'Computation'.
doc.add_namespace('log', 'http://datamechanics.io/log/') # The event log.
doc.add_namespace('bdp', 'https://data.cityofboston.gov/resource/')
this_script = doc.agent('alg:carlosp_jpva_tkay_yllescas#registered_sd', {prov.model.PROV_TYPE:prov.model.PROV['SoftwareAgent'], 'ont:Extension':'py'})
resource = doc.entity('bdp:wc8w-nujj', {'prov:label':'311, Service Requests', prov.model.PROV_TYPE:'ont:DataResource', 'ont:Extension':'json'})
get_registered = doc.activity('log:uuid'+str(uuid.uuid4()), startTime, endTime)
doc.wasAssociatedWith(get_registered, this_script)
doc.usage(get_registered, resource, startTime, None,
{prov.model.PROV_TYPE:'ont:Retrieval',
'ont:Query':'?type=Registered&$select=type,latitude,longitude,OPEN_DT'
}
)
registered = doc.entity('dat:carlosp_jpva_tkay_yllescas#registered_sd', {prov.model.PROV_LABEL:'Registered Voters', prov.model.PROV_TYPE:'ont:DataSet'})
doc.wasAttributedTo(registered, this_script)
doc.wasGeneratedBy(registered, get_registered, endTime)
doc.wasDerivedFrom(registered, resource, get_registered, get_registered, get_registered)
repo.logout()
return doc
#registered.execute()
'''
# This is example code you might use for debugging this module.
# Please remove all top-level function calls before submitting.
example.execute()
doc = example.provenance()
print(doc.get_provn())
print(json.dumps(json.loads(doc.serialize()), indent=4))
'''
## eof