Revert "[FIX] UrlReader: Support urls with special characters"

Author: ales-erjavec

Orange/data/io.py

@@ -13,8 +13,7 @@
 
 from os import path, remove
 from tempfile import NamedTemporaryFile
-from urllib.parse import urlparse, urlsplit, urlunsplit, \
-    unquote as urlunquote, quote
+from urllib.parse import urlparse, urlsplit, urlunsplit, unquote as urlunquote
 from urllib.request import urlopen, Request
 from pathlib import Path
 
@@ -406,7 +405,6 @@ def __init__(self, filename):
         filename = filename.strip()
         if not urlparse(filename).scheme:
             filename = 'http://' + filename
-        filename = quote(filename, safe="/:")
         super().__init__(filename)
 
     @staticmethod

Orange/tests/test_url_reader.py

@@ -17,14 +17,3 @@ def test_zipped(self):
             "http://datasets.biolab.si/core/philadelphia-crime.csv.xz"
         ).read()
         self.assertEqual(9666, len(data))
-
-    def test_special_characters(self):
-        # TO-DO - replace this file with a more appropriate one (e.g. .csv)
-        #  and change the assertion accordingly
-        path = "http://file.biolab.si/text-semantics/data/elektrotehniski-" \
-               "vestnik-clanki/detektiranje-utrdb-v-šahu-.txt"
-        self.assertRaises(OSError, UrlReader(path).read)
-
-
-if __name__ == "__main__":
-    unittest.main()