isp_bad_example.rb

class Blog
  def edit_post
    puts “Post edited”
  end

  def delete_post
    puts “Post removed”
  end

  def create_post
    puts “Post created”
  end
end

class Moderator < Blog
end

moderator = Moderator.new
moderator.edit_post
moderator.delete_post
moderator.create_post