Fix assorted unbound variables [4/n] (#1365)

Summary:

Fix unbound variables that flake8 is complaining about

Reviewed By: cyrjano

Differential Revision: D64261231

Author: csauper

tests/attr/test_class_summarizer.py

@@ -57,7 +57,9 @@ def test_classes(self) -> None:
         for batch_size in [None, 1, 4]:
             for sizes, classes in zip(sizes_to_test, list_of_classes):
 
-                def create_batch_labels(batch_idx):
+                def create_batch_labels(
+                    batch_idx, batch_size=batch_size, classes=classes
+                ):
                     if batch_size is None:
                         # batch_size = 1
                         return classes[batch_idx]

tests/attr/test_input_layer_wrapper.py

@@ -45,6 +45,7 @@
 
 class InputLayerMeta(type):
     def __new__(metacls, name: str, bases: Tuple, attrs: Dict):
+        global layer_methods_to_test_with_equiv
         for (
             layer_method,
             equiv_method,
@@ -56,7 +57,7 @@ def __new__(metacls, name: str, bases: Tuple, attrs: Dict):
                     + f"_{equiv_method.__name__}_{multi_layer}"
                 )
                 attrs[test_name] = (
-                    lambda self: self.layer_method_with_input_layer_patches(
+                    lambda self, layer_method=layer_method, equiv_method=equiv_method, multi_layer=multi_layer: self.layer_method_with_input_layer_patches(  # noqa: E501
                         layer_method, equiv_method, multi_layer
                     )
                 )