Get it working!

tests/openec2/test_ip.py

@@ -0,0 +1,8 @@
+from openec2.utils.ip import ipv4_to_int, int_to_ipv4
+
+
+def test_idempotent():
+    ip = "127.0.0.1"
+    ip_int = ipv4_to_int(ip)
+    print(ip_int)
+    assert int_to_ipv4(ip_int) == ip