add activity graph
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import datetime
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import matplotlib
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import matplotlib.dates
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import matplotlib.pyplot as plt
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from django.core.management.base import BaseCommand
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from django.utils.dateparse import parse_date
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from eodb.events.models import Commit
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class Command(BaseCommand):
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def add_arguments(self, parser):
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parser.add_argument('--username', metavar='USERNAME')
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parser.add_argument('--datemin', metavar='DATEMIN')
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parser.add_argument('--datemax', metavar='DATEMAX')
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parser.add_argument('--groupby', metavar='TIME UNIT', default='weeks',
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help='aggregate over weeks (default) / months / years')
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parser.add_argument('--committime', action='store_true',
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help='use commit datetime instead of author datetime')
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def handle(self, *args, **options):
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filters = {'author_email__endswith': '@entrouvert.com'}
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title = 'Git activity'
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if options.get('username'):
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filters['author_email__startswith'] = options['username'] + '@'
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title += ' for %s' % options['username']
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datetime_var = 'author_datetime'
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if options.get('committime'):
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datetime_var = 'commit_datetime'
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if options.get('datemin'):
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filters[datetime_var + '__gte'] = parse_date(options['datemin'])
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title += ' from %s' % options['datemin']
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if options.get('datemax'):
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filters[datetime_var + '__lt'] = parse_date(options['datemax'])
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title += ' until %s' % options['datemax']
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events = {}
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for commit in Commit.objects.filter(**filters):
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commit_date = getattr(commit, datetime_var).date()
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if options.get('groupby') == 'weeks':
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graph_date = commit_date - datetime.timedelta(days=commit_date.weekday())
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elif options.get('groupby') == 'months':
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graph_date = commit_date.replace(day=1)
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elif options.get('groupby') == 'years':
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graph_date = commit_date.replace(month=1, day=1)
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date = matplotlib.dates.date2num(graph_date)
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if not date in events:
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events[date] = 0
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events[date] = events[date] + 1
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dates = sorted(events.keys())
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values = [events[x] for x in dates]
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plt.title(title)
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plt.plot(dates, values)
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plt.gca().xaxis.set_major_formatter(matplotlib.dates.DateFormatter('%m/%Y'))
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plt.show()
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