Retrieve Core Reviewers and Participants in Gerrit
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Authored by Dicortazar on Feb 24 2015, 11:57 AM.

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	F46085: Retrieve_Core_Reviewers_and_Participants_in_Gerrit
	Feb 24 2015, 11:57 AM

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	# -- coding: utf-8 --
	# <nbformat>3.0</nbformat>

	# <codecell>
	# Code developed in Ipython Notebook. Reason why there are "codecells" around in the Python code.

	%pylab inline

	# <codecell>

	from vizgrimoire.metrics.query_builder import SCRQuery
	from vizgrimoire.metrics.metrics_filter import MetricFilters
	import vizgrimoire.metrics.scr_metrics as scr

	# <codecell>

	user="root"
	password=""
	scr_db = "wikimedia_gerrit_20150224"
	identities_db ="wikimedia_git_20150224"
	people_out = ["Translation updater bot", "", "", ""]
	dbcon=SCRQuery(user, password, scr_db, identities_db)

	# <codecell>

	period = MetricFilters.PERIOD_MONTH
	startdate="'2013-01-01'"
	enddate="'2015-02-01'"

	filters = MetricFilters(period, startdate, enddate, ["autoreviews", "fake"])

	# <codecell>

	reviewers = scr.ActiveCoreReviewers(dbcon, filters)

	# <codecell>

	reviewers.get_agg()
	#get query: reviewers._get_sql(False)

	# <codecell>

	from datetime import datetime
	dates = []
	unixtime = reviewers.get_ts()["unixtime"]
	for i in unixtime:
	dates.append(datetime.fromtimestamp(float(i)))
	ts = reviewers.get_ts()

	# <codecell>

	fig = plt.figure()
	plot(dates, ts["core_reviewers"])
	fig.autofmt_xdate()

	# <codecell>

	period = MetricFilters.PERIOD_MONTH
	startdate="'2015-01-24'"
	enddate="'2015-02-24'"

	filters = MetricFilters(period, startdate, enddate, ["autoreviews", "fake"])
	reviewers = scr.ActiveCoreReviewers(dbcon, filters)



	# <codecell>

	list_reviewers = reviewers.get_list()

	# <codecell>

	#Now adding to the query the affiliation
	query = """select up.id as id , up.identifier as identifier , c.name as company, count(distinct(ch.id)) as reviews
	from issues_ext_gerrit ieg , issues i , changes ch ,
	wikimedia_git_20150224.upeople up , people_upeople pup,
	wikimedia_git_20150224.upeople_companies upc, wikimedia_git_20150224.companies c
	where field = 'Code-Review' and changed_on < '2015-02-24' and ieg.issue_id = i.id and changed_on >= '2015-01-24' and
	ch.issue_id = i.id and pup.upeople_id = up.id and (ch.new_value = -2 or ch.new_value = 2) and
	ch.changed_by = pup.people_id and ieg.branch like '%master%' and
	up.id = upc.upeople_id and upc.company_id = c.id and
	i.id not in
	(select distinct(i.id) as issue_id
	from issues i,
	changes ch
	where i.submitted_by = ch.changed_by and
	i.id = ch.issue_id and
	ch.field = 'status' and
	ch.new_value = 'MERGED')
	group by up.id, up.identifier order by count(distinct(ch.id)) desc
	"""
	list_affs = reviewers.db.ExecuteQuery(query)

	# <codecell>

	for i in range(0,len(list_affs["id"])):
	identifier = list_affs["identifier"][i]
	company = list_affs["company"][i]
	reviews = list_affs["reviews"][i]
	print identifier.split('@')[0] + "," + company + "," + str(reviews)

	# <codecell>

	startdate = "'2013-01-01'"
	enddate = "'2015-02-01'"
	filters = MetricFilters(period, startdate, enddate)
	participants = scr.Participants(dbcon, filters)

	# <codecell>

	participants.get_agg()

	# <codecell>

	ts= participants.get_ts()

	# <codecell>

	fig = plt.figure()
	plot(dates, ts["participants"])
	fig.autofmt_xdate()

	# <codecell>

	startdate = "'2015-01-24'"
	enddate = "'2015-02-24'"
	filters = MetricFilters(period, startdate, enddate)
	participants = scr.Participants(dbcon, filters)
	list_participants = participants.get_list()

	# <codecell>

	#Adding companies affiliation
	query = """
	SELECT u.identifier , c.name as company, count(*) as events
	FROM ((SELECT comments.submitted_on as submitted_on , comments.submitted_by as submitted_by
	FROM comments
	WHERE comments.submitted_on>='2015-01-24' AND comments.submitted_on<'2015-02-24') union
	(SELECT ch.changed_by as submitted_by , ch.changed_on as submitted_on
	FROM changes ch
	WHERE ch.changed_on>='2015-01-24' AND ch.changed_on<'2015-02-24') union
	(SELECT i.submitted_on as submitted_on , i.submitted_by as submitted_by
	FROM issues i
	WHERE i.submitted_on>='2015-01-24' AND i.submitted_on<'2015-02-24')) t ,
	people_upeople pup , wikimedia_git_20150224.upeople u,
	wikimedia_git_20150224.upeople_companies upc, wikimedia_git_20150224.companies c
	WHERE t.submitted_on>='2015-01-24' AND t.submitted_on<'2015-02-24' AND pup.upeople_id = u.id and
	t.submitted_by = pup.people_id and u.id = upc.upeople_id and upc.company_id = c.id
	GROUP by u.identifier
	ORDER by count(*) desc
	"""
	list_affs = participants.db.ExecuteQuery(query)

	# <codecell>

	for i in range(0,len(list_affs["identifier"])):
	identifier = list_affs["identifier"][i]
	company = list_affs["company"][i]
	events = list_affs["events"][i]
	print identifier.split('@')[0] + "," + company + "," + str(events)

	# <codecell>

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Dicortazar edited the content of this paste. (Show Details)Feb 24 2015, 11:57 AM

Dicortazar changed the title of this paste from untitled to Retrieve Core Reviewers and Participants in Gerrit.

Dicortazar updated the paste's language from autodetect to autodetect.

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Retrieve Core Reviewers and Participants in Gerrit
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