From 891801d5697f80ab44afe8a20e5896e8807237b6 Mon Sep 17 00:00:00 2001
From: Bob Wombat Hogg <wombat@rwhogg.site>
Date: Sat, 18 Apr 2020 07:46:28 -0400
Subject: [PATCH] Use ISO 8601 format for ELB DescribeLoadBalancers

---
 moto/elb/models.py    | 5 ++++-
 moto/elb/responses.py | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/moto/elb/models.py b/moto/elb/models.py
index f77811623..4991b0754 100644
--- a/moto/elb/models.py
+++ b/moto/elb/models.py
@@ -1,6 +1,9 @@
 from __future__ import unicode_literals
 
 import datetime
+
+import pytz
+
 from boto.ec2.elb.attributes import (
     LbAttributes,
     ConnectionSettingAttribute,
@@ -83,7 +86,7 @@ class FakeLoadBalancer(BaseModel):
         self.zones = zones
         self.listeners = []
         self.backends = []
-        self.created_time = datetime.datetime.now()
+        self.created_time = datetime.datetime.now(pytz.utc)
         self.scheme = scheme
         self.attributes = FakeLoadBalancer.get_default_attributes()
         self.policies = Policies()
diff --git a/moto/elb/responses.py b/moto/elb/responses.py
index de21f23e7..79db5a788 100644
--- a/moto/elb/responses.py
+++ b/moto/elb/responses.py
@@ -442,7 +442,7 @@ DESCRIBE_LOAD_BALANCERS_TEMPLATE = """<DescribeLoadBalancersResponse xmlns="http
             {% endfor %}
           </SecurityGroups>
           <LoadBalancerName>{{ load_balancer.name }}</LoadBalancerName>
-          <CreatedTime>{{ load_balancer.created_time }}</CreatedTime>
+          <CreatedTime>{{ load_balancer.created_time.isoformat() }}</CreatedTime>
           <HealthCheck>
             {% if load_balancer.health_check %}
               <Interval>{{ load_balancer.health_check.interval }}</Interval>