This gem provides access to google tasks apis
$ gem install google_tasksBefore start you need client_id, client_secret and api_key, you found it here
google_tasks = GoogleTasks.new('client_id', 'client_secret', 'api_key')
google_tasks.lists.items.map(&:title) # => ["List 1", "List 2", "List 3"]
list_id = google_tasks.list.first.id
google_tasks.lists(:delete, list_id)
tasks = google_tasks.tasks(:list, list_id)You can find more information on Api Explorer