s/remove/discard

Instagram · Apr 9, 2020 · 30cb9f3 · 30cb9f3
1 parent 834b5b9
commit 30cb9f3
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/libcst/codemod/_cli.py b/libcst/codemod/_cli.py
@@ -763,8 +763,7 @@ def parallel_exec_transform_with_prettyprint(  # noqa: C901
         process = filename_to_process.pop(result.filename, None)
         if process:
             process.join()
-            if process in joinable_processes:
-                joinable_processes.remove(process)
+            joinable_processes.discard(process)
 
     # Now, join on all of them so we don't leave zombies or hang
     for p in joinable_processes: