diff --git a/tests/test_walk.py b/tests/test_walk.py
new file mode 100644
index 0000000..8250f7d
--- /dev/null
+++ b/tests/test_walk.py
@@ -0,0 +1,24 @@
+import unittest
+import wavinfo
+
+class TestWalk(unittest.TestCase):
+    def test_walk_metadata(self):
+        test_file = 'tests/test_files/protools/PT A101_4.A1.wav'
+        info = wavinfo.WavInfoReader(test_file)
+
+        tested_data , tested_format = False, False
+        for scope, key, value in info.walk():
+            if scope == 'fmt':
+                if key == 'channel_count':
+                    tested_format = True
+                    self.assertEqual(value, 2)
+            if scope == 'data':
+                if key == 'frame_count':
+                    tested_data = True
+                    self.assertEqual(value, 144140)
+
+        self.assertTrue(tested_data and tested_format)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/tests/test_wave_parsing.py b/tests/test_wave_parsing.py
index 18926a5..d821887 100644
--- a/tests/test_wave_parsing.py
+++ b/tests/test_wave_parsing.py
@@ -77,7 +77,7 @@ class TestWaveInfo(TestCase):
                 }
 
         for wav_file in all_files():
-            basename =  os.path.basename(wav_file)
+            basename = os.path.basename(wav_file)
             if basename in expected:
                 info = wavinfo.WavInfoReader(wav_file)
                 e = expected[basename]
diff --git a/wavinfo/wave_reader.py b/wavinfo/wave_reader.py
index 63e6dda..268c75e 100644
--- a/wavinfo/wave_reader.py
+++ b/wavinfo/wave_reader.py
@@ -4,10 +4,7 @@ import os
 import sys
 from collections import namedtuple
 
-if sys.version[0] == '3':
-    import pathlib
-else:
-    import urlparse, urllib
+import pathlib
 
 from .riff_parser import parse_chunk, ChunkDescriptor, ListChunkDescriptor
 from .wave_ixml_reader import WavIXMLFormat
@@ -40,11 +37,8 @@ class WavInfoReader():
         """
         absolute_path = os.path.abspath(path)
 
-        if sys.version[0] == '3':
-            #: `file://` url for the file.
-            self.url = pathlib.Path(absolute_path).as_uri()
-        else:
-            self.url = urlparse.urljoin('file:', urllib.pathname2url(absolute_path))
+        #: `file://` url for the file.
+        self.url = pathlib.Path(absolute_path).as_uri()
 
         with open(path, 'rb') as f:
             chunks = parse_chunk(f)