send gmail with ruby net/smtp

send_mail.rb

require 'net/smtp'

  def send_email (to:, msg:, subject:, from_name:, from:, password:)
    message = "From: #{from_name} <#{from}>\n" \
              "To: <#{to}>\n"\
              "Subject: #{subject}\n"\
              "#{msg}\n"
    smtp = Net::SMTP.new 'smtp.gmail.com', 587
    smtp.enable_starttls
    smtp.start('gmail.com',
               from,
               password,
               :plain) do |smtp|
      smtp.send_message message, from, to
    end
  end

# ex:
send_email to: 'trump@whitehouse.gov',
           from: 'joe@gmail.com',
           subject: 'lol',
           from_name: 'Joe Blow',
           password: 'badpassword', 
           msg: 'lol'