Filter your Google Contacts QUICK

parser.rb

# Steps to clean up your google contacts:
# Read to know how to Export your contacts to Google CSV format: https://support.google.com/mail/answer/24911?hl=en 
# Download those contacts to ~/contacts/google.csv
# Put this code into ~/contacts/parser.rb 
# Change to that directory: $ cd ~/contacts/parser.rb
# Run the parser: $ ruby parser.rb
# Hit k <enter> to KEEP that contact in your new clean list
# Hit <enter> to PASS on keeping that contact in your new clean list
# Once all the way through, copy the header-line (the first line of google.csv) into your new clean_contacts.csv
# Go back to Google, import this into your contacts (it will not remove any of your contacts, it will create a new Contacts group 
# with the name of todays date. example: Imported Contacts 10/10/2014
# Rename the New Group you just imported to something else.
# now you can send emails to that group

require 'csv'
CSV.open("clean_contacts.csv", "wb") do |new_csv|
  CSV.foreach("google.csv", headers: true) do |row|
    puts "#{row['Name']}, #{row['E-mail 1 - Value']}"
    answer = gets.chomp
    if answer == 'k'
      new_csv << row
      puts 'Noted!, next!'
    else
      puts 'passing!'
    end
  end
end