Jul 13 - Optimize code

app/blueprints/auth/routes.py

@@ -1,5 +1,6 @@
 """Auth flows: register, login, logout, email verification, password reset."""
 from datetime import datetime
+from app.utils.time import utcnow
 from flask import (Blueprint, render_template, redirect, url_for, flash,
                    request, current_app, abort)
 from flask_login import login_user, logout_user, login_required, current_user
@@ -82,7 +83,7 @@ def login():
             flash(_("This account is suspended."), "danger")
             return render_template("auth/login.html", form=form)
         login_user(user, remember=form.remember.data)
-        user.last_login_at = datetime.utcnow()
+        user.last_login_at = utcnow()
         db.session.commit()
         nxt = request.args.get("next")
         if nxt and nxt.startswith("/"):