let pdfFilePath = webView.exportAsPdfFromWebView()
 print(pdfFilePath)

let pathUrl = URL(string: pdfFilePath)!
print(pathUrl)
guard let pdf = NSData(contentsOfFile: pdfFilePath) as Data? else {
     return
}
guard let pdf2 = try? Data(contentsOf: pathUrl) else {
    print("!!!!")
    return
}