def user_lists(user_id, options={})
      response = connection.get do |req|
        req.url "users/#{user_id}/lists", options
      end
      return_error_or_body(response, response.body.response.lists)
    end
def user_lists(user_id, options={})
      response = connection.get do |req|
        req.url "users/#{user_id}/lists", options
      end
      return_error_or_body(response, response.body.response.lists)
    end
Get the lists for a given user.

 @param [String] user_id - The user to retrieve lists for.
 @param [Hash] options
 @option options String :group - One of: created, edited, followed, friends, or suggestions
 @option options String :ll - Location of the user, required in order to receive the suggested group.