class OpenAI::Configuration

def access_token
  return @access_token if @access_token
  error_text = "OpenAI access token missing! See https://github.com/alexrudall/ruby-openai#usage"
  raise ConfigurationError, error_text
end

def initialize
  @access_token = nil
  @api_type = nil
  @api_version = DEFAULT_API_VERSION
  @organization_id = nil
  @uri_base = DEFAULT_URI_BASE
  @request_timeout = DEFAULT_REQUEST_TIMEOUT
end