#14999: Update scatter golden function (#14998)

Work done : 

- Update scatter golden function
- Test file for scatter

Test Files : 

-
tests/ttnn/unit_tests/operations/eltwise/test_binary_composite.py::test_binary_scatter_ttnn
-
tests/tt_eager/python_api_testing/sweep_tests/pytests/tt_dnn/test_scatter.py

https://github.com/tenstorrent/tt-metal/actions/runs/11851870473 :
passed

tests/tt_eager/python_api_testing/sweep_tests/pytests/tt_dnn/test_scatter.py

@@ -0,0 +1,62 @@
+# SPDX-FileCopyrightText: © 2023-24 Tenstorrent Inc.
+
+# SPDX-License-Identifier: Apache-2.0
+
+import pytest
+import torch
+import random
+from functools import partial
+import ttnn
+
+
+from tests.tt_eager.python_api_testing.sweep_tests import (
+    comparison_funcs,
+    generation_funcs,
+)
+from tests.tt_eager.python_api_testing.sweep_tests.run_pytorch_ci_tests import (
+    run_single_pytorch_test,
+)
+from models.utility_functions import is_grayskull
+
+mem_configs = [
+    ttnn.MemoryConfig(ttnn.TensorMemoryLayout.INTERLEAVED, ttnn.BufferType.DRAM),
+    ttnn.MemoryConfig(ttnn.TensorMemoryLayout.INTERLEAVED, ttnn.BufferType.L1),
+]
+
+
+@pytest.mark.parametrize(
+    "input_shapes",
+    [
+        [[1, 1, 32, 32], [1, 1, 32, 32]],
+        [[1, 1, 320, 384], [1, 1, 320, 384]],
+        [[1, 3, 32, 32], [1, 3, 32, 32]],
+        [[1, 1, 32, 32], [1, 1, 64, 64]],
+        [[1, 1, 320, 320], [1, 1, 320, 384]],
+    ],
+)
+@pytest.mark.parametrize(
+    "dst_mem_config",
+    mem_configs,
+)
+class TestScatter:
+    def test_run_scatter(
+        self,
+        input_shapes,
+        dst_mem_config,
+        device,
+    ):
+        datagen_func = [
+            generation_funcs.gen_func_with_cast(partial(generation_funcs.gen_rand, low=-1e6, high=1e6), torch.bfloat16)
+        ] * 2
+        test_args = generation_funcs.gen_default_dtype_layout_device(input_shapes)[0]
+        test_args.update({"output_mem_config": dst_mem_config})
+        comparison_func = comparison_funcs.comp_pcc
+
+        run_single_pytorch_test(
+            "eltwise-scatter",
+            input_shapes,
+            datagen_func,
+            comparison_func,
+            device,
+            test_args,
+        )

tests/tt_eager/python_api_testing/sweep_tests/pytorch_ops.py

@@ -129,7 +129,7 @@ def hypot(x, y, *args, **kwargs):
 
 
 def scatter(x, y, *args, **kwargs):
-    y[:, :, : x.shape[-2], : x.shape[-1]] = x
+    y[0:, 0:, : x.shape[-2], : x.shape[-1]] = x
     return y
 
 

ttnn/ttnn/operations/binary.py

@@ -357,7 +357,7 @@ def torch_squared_difference(x, y, *args, **kwargs):
 
 
 def _golden_function_scatter(input_tensor_a, input_tensor_b, *args, **kwargs):
-    input_tensor_b[:, :, : input_tensor_a.shape[-2], : input_tensor_a.shape[-1]] = input_tensor_a
+    input_tensor_b[0:, 0:, : input_tensor_a.shape[-2], : input_tensor_a.shape[-1]] = input_tensor_a
     return input_tensor_b