Gets some basic statistics about Apache Mesos using the GitHub API

mesos-stats.rb

#!/usr/bin/env ruby
require 'octokit'
require 'csv'

client = Octokit::Client.new(auto_traversal: true, per_page: 500);
puts client.ratelimit_remaining
CSV.open("stats.csv", "wb") do |csv|
  repo = client.repo("apache/mesos")
  stats = client.commit_activity_stats("apache/mesos")
  total_commits_per_year = 0
    unless stats.nil?
  	  i = 0
  	  commits_last_three_months = 0;
  	  stats.each do |h| 
  	    total_commits_per_year += h["total"]
  	    if i>40 # last three months
  	      commits_last_three_months += h["total"]
  	    end
  	    i+=1
  	  end
  	end
  	contributors = client.contributors(repo.full_name)
    csv << [repo.full_name, repo.pushed_at, repo.created_at, contributors.size, repo.forks, repo.watchers, total_commits_per_year, commits_last_three_months]
end