simplify code

Author: aignas

python/private/pypi/select_whl.bzl

@@ -111,11 +111,10 @@ def select_whl(*, whls, python_version, platforms, want_abis, implementation = "
     if not candidates:
         return None
 
-    sorted_candidates = [i[1] for i in sorted(candidates.items())]
+    res = [i[1] for i in sorted(candidates.items())]
     if logger:
         logger.debug(lambda: "Sorted candidates:\n{}".format(
-            "\n".join([c.filename for c in sorted_candidates]),
+            "\n".join([c.filename for c in res]),
         ))
-    results = sorted_candidates[-limit:] if sorted_candidates else None
 
-    return results[-1] if limit == 1 else results
+    return res[-1] if limit == 1 else res[-limit:]