Added decorator for admin

application/decorators.py

@@ -0,0 +1,16 @@
+from flask_login import current_user
+from functools import wraps
+from flask import redirect, url_for, flash
+
+
+def admin_required(f):
+    @wraps(f)
+    def decorated_function(*args, **kwargs):
+        if not current_user.is_authenticated:
+            return redirect(url_for("login"))
+        if not current_user.is_admin:
+            flash("Admins only!")
+            return redirect(url_for("index"))
+        return f(*args, **kwargs)
+
+    return decorated_function