removed debugs, put condition it to detect if saving (supported) or delete (unsupported at present)

main.py

@@ -156,7 +156,7 @@ def book(id):
     print( "child book details:" )
     print( book.child_ref )
 
-    return render_template("books.html", books=book_s, subs=sub_book )
+    return render_template("book.html", books=book_s, subs=sub_book )
 
 @app.route("/authors", methods=["GET"])
 def authors():
@@ -167,20 +167,26 @@ def authors():
 def author(id):
     ### DDP: should this be request.form or request.values?
     author_form = AuthorForm(request.form)
-    print("we are here")
     if request.method == 'POST' and author_form.validate():
-        print("we are posting")
         id = request.form['id']
         author = Author.query.get(id)
-        author.firstnames = request.form['firstnames']
-        author.surname = request.form['surname']
-        db.session.commit()
-        message="Successfully Updated Author (id={})".format(id)
+        try:
+            request.form['submit']
+        except:
+            message="Sorry, Deleting unsupported at present"
+            alert="Danger"
+        else:
+            print( "seems to be saving" )
+            author.firstnames = request.form['firstnames']
+            author.surname = request.form['surname']
+            db.session.commit()
+            message="Successfully Updated Author (id={})".format(id)
+            alert="Success"
     else:
         author = Author.query.get(id)
         author_form = AuthorForm(request.values, obj=author)
         message=""
-    return render_template("author.html", author=author, message=message, author_form=author_form)
+    return render_template("author.html", author=author, alert=alert, message=message, author_form=author_form)
     
 @app.route("/", methods=["GET"])
 def main_page():