sign_in

# File lib/rubygems/gemcutter_utilities.rb, line 106
  def sign_in(sign_in_host = nil)
    sign_in_host ||= self.host
    return if api_key

    pretty_host = if Gem::DEFAULT_HOST == sign_in_host
                    'RubyGems.org'
                  else
                    sign_in_host
                  end

    say "Enter your #{pretty_host} credentials."
    say "Don't have an account yet? " +
        "Create one at #{sign_in_host}/sign_up"

    email    =              ask "   Email: "
    password = ask_for_password "Password: "
    say "\n"

    response = rubygems_api_request(:get, "api/v1/api_key",
                                    sign_in_host) do |request|
      request.basic_auth email, password
    end

    if need_otp? response
      response = rubygems_api_request(:get, "api/v1/api_key", sign_in_host) do |request|
        request.basic_auth email, password
        request.add_field "OTP", options[:otp]
      end
    end

    with_response response do |resp|
      say "Signed in."
      set_api_key host, resp.body
    end
  end