# File lib/anemone/core.rb, line 66
    def initialize(urls, opts = {})
      @urls = [urls].flatten.map{ |url| url.is_a?(URI) ? url : URI(url) }
      @urls.each{ |url| url.path = '/' if url.path.empty? }

      @tentacles = []
      @on_every_page_blocks = []
      @on_pages_like_blocks = Hash.new { |hash,key| hash[key] = [] }
      @skip_link_patterns = []
      @after_crawl_blocks = []
      @opts = opts

      yield self if block_given?
    end