Some cleanup

Author: gjtorikian

api/ruby/rendering-data-as-graphs/server.rb

@@ -32,7 +32,7 @@ class MyGraphApp < Sinatra::Base
         repos = octokit_client.repositories
         language_obj = {}
         repos.each do |repo|
-          # sometimes language can be nil 
+          # sometimes language can be nil
           if repo.language
             if !language_obj[repo.language]
               language_obj[repo.language] = 1
@@ -46,18 +46,18 @@ class MyGraphApp < Sinatra::Base
         language_obj.each do |lang, count|
           languages.push :language => lang, :count => count
         end
-        
+
         language_byte_count = []
         repos.each do |repo|
           repo_name = repo.name
-          repo_langs = [];
+          repo_langs = []
           begin
             repo_url = "#{github_user.login}/#{repo_name}"
             repo_langs = octokit_client.languages(repo_url)
           rescue Octokit::NotFound
-              puts "Error retrieving languages for #{repo_url}"
+            puts "Error retrieving languages for #{repo_url}"
           end
-          if !repo_langs.empty?  
+          if !repo_langs.empty?
             repo_langs.each do |lang, count|
               if !language_obj[lang]
                 language_obj[lang] = count