open inside HTML is open-uri and the open on line 4?

gistfile1.txt

page = Nokogiri::HTML(open(video_url))   
video_file_url_re.match(page) {|url|
	 open(save_file_as, 'wb') do |file|
		file << open(url.to_s,  
			content_length_proc: proc { |total|
				if total.to_i > 0
					progress_bar = ProgressBar.create(title: 'Downloaded', total: total)
				end
				},
				progress_proc: proc { |step|
					progress_bar.progress = step
				}
				).read
	end
}