combine isinstance tests

Author: Dr-Irv

pandas/_libs/lib.pyx

@@ -1098,13 +1098,12 @@ cdef inline bint c_is_list_like(object obj, bint allow_sets) except -1:
         # equiv: `isinstance(obj, abc.Iterable)`
         getattr(obj, "__iter__", None) is not None and not isinstance(obj, type)
         # we do not count strings/unicode/bytes as list-like
-        and not isinstance(obj, (str, bytes))
+        # exclude Generic types that have __iter__
+        and not isinstance(obj, (str, bytes, _GenericAlias))
         # exclude zero-dimensional duck-arrays, effectively scalars
         and not (hasattr(obj, "ndim") and obj.ndim == 0)
         # exclude sets if allow_sets is False
         and not (allow_sets is False and isinstance(obj, abc.Set))
-        # exclude Generic types that have __iter__
-        and not isinstance(obj, _GenericAlias)
     )