void Integrations_to_books.Get_PO_PDF_file(int ID)
{
	rec_id = ID;
	po_rec_id = Purchase_Order[ID == rec_id];
		fetorg = Organization_Master[ID == po_rec_id.Organization];

	// 	*******************
	so_url = "https://www.zohoapis.in/books/v3/purchaseorders/" + po_rec_id.Books_ID + "?accept=pdf&organization_id="+fetorg.Organization_Code;
	// books_conn
	salesorderPDF = invokeurl
	[
		url :so_url
		type :GET
		connection:"books"
	];
	// 		info salesorderPDF ;
	salesorderPDF.setParamName("file");
	po_rec_id.PO_PDF_File=salesorderPDF;
}