[utils] Place sanitize url function near other sanitizing functions

test/test_utils.py

@@ -39,6 +39,7 @@ from youtube_dl.utils import (
     read_batch_urls,
     sanitize_filename,
     sanitize_path,
+    sanitize_url_path_consecutive_slashes,
     shell_quote,
     smuggle_url,
     str_to_int,
@@ -55,7 +56,6 @@ from youtube_dl.utils import (
     xpath_with_ns,
     render_table,
     match_str,
-    url_sanitize_consecutive_slashes,
 )
 
 
@@ -169,6 +169,26 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(sanitize_path('./abc'), 'abc')
         self.assertEqual(sanitize_path('./../abc'), '..\\abc')
 
+    def test_sanitize_url_path_consecutive_slashes(self):
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname/foo//bar/filename.html'),
+            'http://hostname/foo/bar/filename.html')
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname//foo/bar/filename.html'),
+            'http://hostname/foo/bar/filename.html')
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname//'),
+            'http://hostname/')
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname/foo/bar/filename.html'),
+            'http://hostname/foo/bar/filename.html')
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname/'),
+            'http://hostname/')
+        self.assertEqual(
+            sanitize_url_path_consecutive_slashes('http://hostname/abc//'),
+            'http://hostname/abc/')
+
     def test_ordered_set(self):
         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
         self.assertEqual(orderedSet([]), [])
@@ -539,21 +559,6 @@ ffmpeg version 2.4.4 Copyright (c) 2000-2014 the FFmpeg ...'''), '2.4.4')
             'like_count > 100 & dislike_count <? 50 & description',
             {'like_count': 190, 'dislike_count': 10}))
 
-    def test_url_sanitize_consecutive_slashes(self):
-        self.assertEqual(url_sanitize_consecutive_slashes(
-            'http://hostname/foo//bar/filename.html'),
-            'http://hostname/foo/bar/filename.html')
-        self.assertEqual(url_sanitize_consecutive_slashes(
-            'http://hostname//foo/bar/filename.html'),
-            'http://hostname/foo/bar/filename.html')
-        self.assertEqual(url_sanitize_consecutive_slashes(
-            'http://hostname//'), 'http://hostname/')
-        self.assertEqual(url_sanitize_consecutive_slashes(
-            'http://hostname/foo/bar/filename.html'),
-            'http://hostname/foo/bar/filename.html')
-        self.assertEqual(url_sanitize_consecutive_slashes(
-            'http://hostname/'), 'http://hostname/')
-
 
 if __name__ == '__main__':
     unittest.main()

youtube_dl/utils.py

@@ -326,6 +326,13 @@ def sanitize_path(s):
     return os.path.join(*sanitized_path)
 
 
+def sanitize_url_path_consecutive_slashes(url):
+    """Collapses consecutive slashes in URLs' path"""
+    parsed_url = list(compat_urlparse.urlparse(url))
+    parsed_url[2] = re.sub(r'/{2,}', '/', parsed_url[2])
+    return compat_urlparse.urlunparse(parsed_url)
+
+
 def orderedSet(iterable):
     """ Remove all duplicates from the input iterable """
     res = []
@@ -1804,18 +1811,3 @@ class PerRequestProxyHandler(compat_urllib_request.ProxyHandler):
             return None  # No Proxy
         return compat_urllib_request.ProxyHandler.proxy_open(
             self, req, proxy, type)
-
-
-def url_sanitize_consecutive_slashes(url):
-    """Sanitize URLs with consecutive slashes
-
-    For example, transform both
-        http://hostname/foo//bar/filename.html
-    and
-        http://hostname//foo/bar/filename.html
-    into
-        http://hostname/foo/bar/filename.html
-    """
-    parsed_url = list(compat_urlparse.urlparse(url))
-    parsed_url[2] = re.sub(r'/{2,}', '/', parsed_url[2])
-    return compat_urlparse.urlunparse(parsed_url)