# File lib/httmultiparty.rb, line 12
  def self.file_to_upload_io(file, detect_mime_type = false)
    if file.respond_to? :original_filename
      filename = file.original_filename
    else
      filename =  File.split(file.path).last
    end
    content_type = detect_mime_type ? MimeMagic.by_path(filename) : 'application/octet-stream'
    UploadIO.new(file, content_type, filename)
  end