init_converters

# File lib/csv.rb, line 2099
  def init_converters(options, field_name = :converters)
    if field_name == :converters
      @unconverted_fields = options.delete(:unconverted_fields)
    end

    instance_variable_set("@#{field_name}", Array.new)

    # find the correct method to add the converters
    convert = method(field_name.to_s.sub(/ers\Z/, ""))

    # load converters
    unless options[field_name].nil?
      # allow a single converter not wrapped in an Array
      unless options[field_name].is_a? Array
        options[field_name] = [options[field_name]]
      end
      # load each converter...
      options[field_name].each do |converter|
        if converter.is_a? Proc  # custom code block
          convert.call(&converter)
        else                     # by name
          convert.call(converter)
        end
      end
    end

    options.delete(field_name)
  end