# File lib/pry/pry_instance.rb, line 181
  def sticky_locals
    @sticky_locals ||= {
      :_in_   => proc { @input_array },
      :_out_  => proc { @output_array },
      :_pry_  => self,
      :_ex_   => proc { last_exception },
      :_file_ => proc { last_file },
      :_dir_  => proc { last_dir },
      :_      => proc { last_result }
    }.merge(extra_sticky_locals)
  end