    # File lib/chef/knife.rb, line 403
        def run_with_pretty_exceptions
          unless self.respond_to?(:run)
            ui.error "You need to add a #run method to your knife command before you can use it"
          end
          enforce_path_sanity
          run
        rescue Exception => e
          raise if Chef::Config[:verbosity] == 2
          humanize_exception(e)
          exit 100
        end