phabricator.py
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			from subprocess import Popen, PIPE
			descriptors = list()

			def phab_repo_handler(name):
			number = 0
			try:
			repo = Popen("{{ phabricator_path }}phabricator/bin/repository list", shell=True, stdout=PIPE).stdout.read()
			number = len(repo.splitlines())
			except IOError:
			pass

			return number

			def metric_init(params):
			global descriptors

			d1 = {'name': 'phab_repo',
			'call_back': phab_repo_handler,
			'time_max': 600,
			'value_type': 'uint',
			'units': '',
			'slope': 'both',
			'format': '%d',
			'description': 'Number of repositories',
			'groups': 'phabricator'}

			descriptors = [d1]

			return descriptors

			def metric_cleanup():
			'''Clean up the metric module.'''
			pass

			#This code is for debugging and unit testing
			if __name__ == '__main__':
			metric_init({})
			for d in descriptors:
			v = d['call_back'](d['name'])
			print 'value for %s is %u' % (d['name'], v)

c4science/roles/phabricator/templates/phabricator.pyeddd832d7e65master