Strip functions take characters, not substrings

Fixes hasgeek/hasjob#625

baseframe/filters.py

@@ -384,7 +384,10 @@ def cleanurl_filter(url: Union[str, furl]) -> str:
     if not isinstance(url, furl):
         url = furl(url)
     url.path.normalize()
-    netloc = url.netloc.lstrip('www.') if url.netloc else url.netloc
+    if url.netloc is not None and url.netloc.startswith('www.'):
+        netloc = url.netloc[4:]
+    else:
+        netloc = url.netloc
     return furl().set(netloc=netloc, path=url.path).url.lstrip('//').rstrip('/')
 
 

tests/test_filters.py

@@ -499,6 +499,8 @@ def test_cleanurl(self):
             == "example.com/some/path"
         )
         assert filters.cleanurl_filter("http://www.example.com/") == "example.com"
+        assert filters.cleanurl_filter("https://example.com/") == "example.com"
+        assert filters.cleanurl_filter("https://windows.com/") == "windows.com"
         assert filters.cleanurl_filter("//www.example.com/") == "example.com"
         assert filters.cleanurl_filter("//test/") == "test"
         # cannot process if scheme is missing and no // to begin with