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#!/usr/bin/env python
"""Simple tools to query github.com and gather stats about issues.
"""
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
from __future__ import print_function
import json
import sys
from datetime import datetime, timedelta
from urllib import urlopen
#-----------------------------------------------------------------------------
# Functions
#-----------------------------------------------------------------------------
def get_issues(project="ipython/ipython/", state="open"):
"""Get a list of the issues from the Github API."""
f = urlopen("http://github.com/api/v2/json/issues/list/%s%s" % (project,
state))
return json.load(f)['issues']
def _parse_datetime(s):
"""Parse dates in the format returned by the Github API."""
return datetime.strptime(s.rpartition(" ")[0], "%Y/%m/%d %H:%M:%S")
def issues2dict(issues):
"""Convert a list of issues to a dict, keyed by issue number."""
idict = {}
for i in issues:
idict[i['number']] = i
return idict
def is_pull_request(issue):
"""Return True if the given issue is a pull request."""
return 'pull_request_url' in issue
def issues_closed_since(period=timedelta(days=365), project="ipython/ipython/"):
"""Get all issues closed since a particular point in time. period
can either be a datetime object, or a timedelta object. In the
latter case, it is used as a time before the present."""
allclosed = get_issues(project=project, state='closed')
if isinstance(period, timedelta):
period = datetime.now() - period
return [i for i in allclosed if _parse_datetime(i['closed_at']) > period]
def sorted_by_field(issues, field='closed_at', reverse=False):
"""Return a list of issues sorted by closing date date."""
return sorted(issues, key = lambda i:i[field], reverse=reverse)
def report(issues, show_urls=False):
"""Summary report about a list of issues, printing number and title.
"""
# titles may have unicode in them, so we must encode everything below
if show_urls:
for i in issues:
print('* `%d <%s>`_: %s' % (i['number'],
i['html_url'].encode('utf-8'),
i['title'].encode('utf-8')))
else:
for i in issues:
print('* %d: %s' % (i['number'], i['title'].encode('utf-8')))
#-----------------------------------------------------------------------------
# Main script
#-----------------------------------------------------------------------------
if __name__ == "__main__":
# Whether to add reST urls for all issues in printout.
show_urls = True
# By default, search one month back
if len(sys.argv) > 1:
days = int(sys.argv[1])
else:
days = 30
# turn off to play interactively without redownloading, use %run -i
if 1:
issues = issues_closed_since(timedelta(days=days))
# For regular reports, it's nice to show them in reverse chronological order
issues = sorted_by_field(issues, reverse=True)
# Break up into pull requests and regular issues
pulls = filter(is_pull_request, issues)
regular = filter(lambda i: not is_pull_request(i), issues)
n_issues, n_pulls, n_regular = map(len, (issues, pulls, regular))
# Print summary report we can directly include into release notes.
print("Github stats for the last %d days." % days)
print("We closed a total of %d issues, %d pull requests and %d regular \n"
"issues; this is the full list (generated with the script \n"
"`tools/github_stats.py`):" % (n_issues, n_pulls, n_regular))
print()
print('Pull requests (%d):\n' % n_pulls)
report(pulls, show_urls)
print()
print('Regular issues (%d):\n' % n_regular)
report(regular, show_urls)
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