detect non-contributors in an organization

lazy_users.py

#!/usr/bin/env python

# you will need http://github3py.readthedocs.org/en/latest/#installation
# I'm not sure if this works on Windows due to the use of strptime()

from github3 import login
import datetime
import json

# Amend the following two lines as necessary
user, password = 'morido', 'mysupersecretpassword'
time_of_interest_in_weeks = 24 # roughly 6 months

# Attention: There is an hourly limit of 5000 requests to the GitHub-API. This script will use a lot of these...

token = login(user, password)
organization = token.organization('openETCS')

time_of_interest_in_weeks_absolute = datetime.datetime.today() - datetime.timedelta(weeks = time_of_interest_in_weeks)
openETCSusers = []
inactiveopenETCSusers = []

def removeFromInactiveList(loginname):
	if loginname in inactiveopenETCSusers:			
		inactiveopenETCSusers.remove(loginname)

# Setup: Get all users in the organization
for current_repo in organization.iter_repos():	
	for current_contributor in current_repo.iter_contributors():
		openETCSusers.append(current_contributor.login)
openETCSusers = list(set(openETCSusers)) # remove duplicates
inactiveopenETCSusers = list(openETCSusers) # initialize the inactive users

# Main part: Remove all users who 'did something'
for current_repo in organization.iter_repos():
	print "Processing Repository",
	print current_repo.name
	# Step1: remove all users who made on a commit within time_of_interest_in_weeks
	
	commitShasToInvestigate = []
	for current_commit in current_repo.iter_commits(since = time_of_interest_in_weeks_absolute):
		# usually author and committer are equal, but there are very few exceptions
		removeFromInactiveList(str(current_commit.author))
		removeFromInactiveList(str(current_commit.committer))
		commitShasToInvestigate.append(current_commit.sha)
		# Note: This will probably fail to recognize contributions for commits opened in the distant past (before 'since') and updated very recently

	# Step2: remove all users who commented on a commit within time_of_interest_in_weeks
	for commit_to_investigate in commitShasToInvestigate:
		for current_commit_comments in current_repo.iter_comments_on_commit(sha = commit_to_investigate):
			removeFromInactiveList(str(current_commit_comments.user))
		

	# Step3: remove all users who commented on something within time_of_interest_in_weeks	
	try:
		for current_issue in current_repo.iter_issues():
			for current_comment in current_issue.iter_comments():			
				json_data = current_comment.to_json()			
				json_parsed = json.loads(json.dumps(json_data))
				JSON_TIMEFORMAT = '%Y-%m-%dT%H:%M:%SZ'
				updated_at = datetime.datetime.strptime(json_parsed["updated_at"], JSON_TIMEFORMAT)
				if updated_at > time_of_interest_in_weeks_absolute: 
					removeFromInactiveList(json_parsed["user"]["login"])		

	except Exception:
		# no idea why this happens occassionally, some access rights issue?
		print 'Error with Repository',
		print current_repo.name


###
### OUTPUT
###

print '\n'
print 'Considered all contributions after:',
print str(time_of_interest_in_weeks_absolute)
print '\n'
print '---------------'
print 'Inactive users:'
print '---------------\n'
for current_user in inactiveopenETCSusers:
	print current_user

print '\n'
print 'Summary:'
print '--------\n'

print '# Inactive users: ',
print len(inactiveopenETCSusers)
print '# All users: ',
print len(openETCSusers)