From 1b7429c3e1711da08be379b646097d7421ecdbc5 Mon Sep 17 00:00:00 2001
From: Pi Delport <pjdelport@gmail.com>
Date: Wed, 22 Aug 2018 18:51:43 +0200
Subject: [PATCH] (Python 2 compatibility for datetime.timestamp)

---
 analytical/templatetags/intercom.py   | 12 ++++++++++--
 analytical/tests/test_tag_intercom.py |  4 ++--
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/analytical/templatetags/intercom.py b/analytical/templatetags/intercom.py
index 92badec..888a0ab 100644
--- a/analytical/templatetags/intercom.py
+++ b/analytical/templatetags/intercom.py
@@ -7,6 +7,7 @@ from __future__ import absolute_import
 import hashlib
 import hmac
 import json
+import sys
 import time
 import re
 
@@ -28,6 +29,14 @@ TRACKING_CODE = """
 register = Library()
 
 
+def _timestamp(when):  # type: (datetime) -> float
+    """
+    Python 2 compatibility for `datetime.timestamp()`.
+    """
+    return (time.mktime(when.timetuple()) if sys.version_info < (3,) else
+            when.timestamp())
+
+
 def _hashable_bytes(data):  # type: (AnyStr) -> bytes
     """
     Coerce strings to hashable bytes.
@@ -100,8 +109,7 @@ class IntercomNode(Node):
 
             params.setdefault('user_id', user.pk)
 
-            params['created_at'] = int(time.mktime(
-                    user.date_joined.timetuple()))
+            params['created_at'] = int(_timestamp(user.date_joined))
         else:
             params['created_at'] = None
 
diff --git a/analytical/tests/test_tag_intercom.py b/analytical/tests/test_tag_intercom.py
index 03cc47f..2085fcb 100644
--- a/analytical/tests/test_tag_intercom.py
+++ b/analytical/tests/test_tag_intercom.py
@@ -9,7 +9,7 @@ from django.http import HttpRequest
 from django.template import Context
 from django.test.utils import override_settings
 
-from analytical.templatetags.intercom import IntercomNode, intercom_user_hash
+from analytical.templatetags.intercom import IntercomNode, intercom_user_hash, _timestamp
 from analytical.tests.utils import TagTestCase
 from analytical.utils import AnalyticalException
 
@@ -123,7 +123,7 @@ class IntercomTagTestCase(TagTestCase):
         )  # type: User
         attrs = IntercomNode()._get_custom_attrs(Context({'user': user}))
         self.assertEqual({
-            'created_at': int(user.date_joined.timestamp()),
+            'created_at': int(_timestamp(user.date_joined)),
             'email': 'test@example.com',
             'name': '',
             'user_hash': intercom_user_hash(str(user.pk)),