Add test for byte ASCII IP on Python 2

Author: oschwald

maxminddb/reader.py

@@ -46,6 +46,7 @@ def __init__(self, database, mode=MODE_AUTO):
             * MODE_MEMORY - load database into memory.
             * MODE_AUTO - tries MODE_MMAP and then MODE_FILE. Default.
         """
+        # pylint: disable=redefined-variable-type
         if (mode == MODE_AUTO and mmap) or mode == MODE_MMAP:
             with open(database, 'rb') as db_file:
                 self._buffer = mmap.mmap(

tests/reader_test.py

@@ -243,6 +243,12 @@ def test_multiprocessing(self):
     def test_threading(self):
         self._check_concurrency(threading.Thread)
 
+    if sys.version_info[0] == 2:
+        def test_byte_ip_on_python2(self):
+            reader = open_database(
+                'tests/data/test-data/MaxMind-DB-test-decoder.mmdb', self.mode)
+            record = reader.get(b'::1.1.1.0')
+
     def _check_concurrency(self, worker_class):
         reader = open_database(
             'tests/data/test-data/GeoIP2-Domain-Test.mmdb',