Merge pull request #545 from groutr/isiterable

eriknw · web-flow · commit 1aa72df3a75b · 2022-08-18T09:54:10.000-05:00
Faster check for isiterable
diff --git a/toolz/itertoolz.py b/toolz/itertoolz.py
@@ -283,11 +283,7 @@ def isiterable(x):
     >>> isiterable(5)
     False
     """
-    try:
-        iter(x)
-        return True
-    except TypeError:
-        return False
+    return hasattr(x, "__iter__")
 
 
 def isdistinct(seq):
