parse_access.rb

#!/usr/bin/env ruby

LOG_FILE = 'access.log'

csv_data = 'method,uri\n'

File.open(LOG_FILE, 'r') do |f|
  counter = 1
  f.each_line do |line|
    csv_data += "#{line.slice(line.index('"')+1..-1).split('"')[0].split[0]},#{line.slice(line.index('"')+1..-1).split('"')[0].split[1]}\n"
    counter += 1
  end
  puts counter
end

File.write('access.csv', csv_data)