From 9f0e834b2e5eea5dfe21d5be4ea6a3df47baf0b9 Mon Sep 17 00:00:00 2001
From: Timo Furrer <timo.furrer@roche.com>
Date: Wed, 20 Feb 2019 13:26:46 +0100
Subject: [PATCH] Import ABCs from collections.abc. Closes #150

---
 .travis.yml                     | 10 +++++++---
 sure/compat.py                  |  5 +++++
 sure/old.py                     |  5 +----
 tests/test_assertion_builder.py |  2 +-
 4 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/sure/compat.py b/sure/compat.py
index df8d323..c53ab28 100644
--- a/sure/compat.py
+++ b/sure/compat.py
@@ -5,6 +5,11 @@
 import six
 from collections import OrderedDict
 
+try:
+    from collections.abc import Iterable
+except ImportError:
+    from collections import Iterable
+
 from sure.terminal import red, green, yellow
 
 
diff --git a/sure/old.py b/sure/old.py
index e861b26..53e4ee4 100644
--- a/sure/old.py
+++ b/sure/old.py
@@ -22,10 +22,6 @@
 from copy import deepcopy
 from pprint import pformat
 from functools import wraps
-try:
-    from collections import Iterable
-except ImportError:
-    Iterable = (list, dict, tuple, set)
 
 try:
     import __builtin__ as builtins
@@ -43,6 +39,7 @@
 from sure.core import _get_file_name
 from sure.core import _get_line_number
 from sure.core import itemize_length
+from sure.compat import Iterable
 
 
 def identify_callable_location(callable_object):
diff --git a/tests/test_assertion_builder.py b/tests/test_assertion_builder.py
index 4dc00fc..c043648 100644
--- a/tests/test_assertion_builder.py
+++ b/tests/test_assertion_builder.py
@@ -137,7 +137,7 @@ def test_should_be_a():
     ("this(None).should.be.none")
 
     assert this(1).should.be.an(int)
-    assert this([]).should.be.a('collections.Iterable')
+    assert this([]).should.be.a('sure.compat.Iterable')
     assert this({}).should_not.be.a(list)
 
     def opposite():