Merge #231

Author: crusaderky

Diff for: array_api_compat/common/_helpers.py

@@ -863,7 +863,7 @@ def is_lazy_array(x) -> bool:
 
     # Select a single point of the array
     s = size(x)
-    if s is None or math.isnan(s):
+    if s is None:
         return True
     xp = array_namespace(x)
     if s > 1: