Ambiguous use of 'init(URL:)' NSURLRequest
let req = NSURLRequest(URL: URL as! URL)
// Ambiguous use of 'init(URL:)' NSURLRequest
解決
NSを外したら解決しました
//let req = NSURLRequest(URL: URL as! URL)
let req = URLRequest(url: URL! as URL)
Swift3 で NSURLRequest しようとしたら Ambiguous use of 'init(URL:)' NSURLRequest
