Compress netloc creation

pest-management-opendata.py

@@ -41,14 +41,13 @@ def bucket2virtual(url):
 
 @bucket2virtual.register
 def _(url: ParseResult):
-    parts = (
+    netloc = '.'.join((
         url.netloc,
         url.scheme,
         'ap-south-1',
         'amazonaws',
         'com',
-    )
-    netloc = '.'.join(parts)
+    ))
 
     return urlunparse(url._replace(scheme='https', netloc=netloc))