remove redundant iter

ebonnal · ebonnal · commit 7b1d5f60e072 · 2025-03-03T16:08:38.000Z
diff --git a/Lib/concurrent/futures/_base.py b/Lib/concurrent/futures/_base.py
@@ -609,7 +609,7 @@ def map(self, fn, *iterables, timeout=None, chunksize=1, buffersize=None):
         if timeout is not None:
             end_time = timeout + time.monotonic()
 
-        zipped_iterables = iter(zip(*iterables))
+        zipped_iterables = zip(*iterables)
         if buffersize:
             fs = collections.deque(
                 self.submit(fn, *args) for args in islice(zipped_iterables, buffersize)
