diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 72329026f716..f2938e28e8c7 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -11,7 +11,7 @@ repos:
     -   id: check-yaml
     -   id: check-added-large-files
 -   repo: https://github.com/psf/black
-    rev: 22.10.0
+    rev: 24.4.2
     hooks:
     -   id: black
 
diff --git a/build_tools/scrape_releases.py b/build_tools/scrape_releases.py
index 88f19d92bf7c..77aa41c155c6 100644
--- a/build_tools/scrape_releases.py
+++ b/build_tools/scrape_releases.py
@@ -2,6 +2,7 @@
 
 See https://github.com/llvm/torch-mlir/issues/1374
 """
+
 import argparse
 import json
 
diff --git a/projects/pt1/examples/torchscript_stablehlo_backend_tinybert.py b/projects/pt1/examples/torchscript_stablehlo_backend_tinybert.py
index af2af2de3173..840ec519d5c8 100644
--- a/projects/pt1/examples/torchscript_stablehlo_backend_tinybert.py
+++ b/projects/pt1/examples/torchscript_stablehlo_backend_tinybert.py
@@ -3,6 +3,7 @@
 
 from transformers import BertForMaskedLM
 
+
 # Wrap the bert model to avoid multiple returns problem
 class BertTinyWrapper(torch.nn.Module):
     def __init__(self) -> None:
diff --git a/projects/pt1/python/torch_mlir/_dynamo_fx_importer.py b/projects/pt1/python/torch_mlir/_dynamo_fx_importer.py
index fcea14dc1df2..81908d80164d 100644
--- a/projects/pt1/python/torch_mlir/_dynamo_fx_importer.py
+++ b/projects/pt1/python/torch_mlir/_dynamo_fx_importer.py
@@ -257,9 +257,9 @@ def __init__(self, g: torch.fx.Graph, func_name: str):
         # FakeTensor's in case of a tuple return with multiple elements.
         self._env: Dict[Tuple[torch.fx.Node, int], ir.Value] = {}
         self._module = ir.Module.create(ir.Location.unknown())
-        self._module.operation.attributes[
-            "torch.debug_module_name"
-        ] = ir.StringAttr.get(func_name)
+        self._module.operation.attributes["torch.debug_module_name"] = (
+            ir.StringAttr.get(func_name)
+        )
         function_type = _extract_function_type_from_graph(g)
         func = func_dialect.FuncOp(
             func_name,
diff --git a/projects/pt1/python/torch_mlir/jit_ir_importer/build_tools/torch_ods_gen.py b/projects/pt1/python/torch_mlir/jit_ir_importer/build_tools/torch_ods_gen.py
index ca867723cc66..eea8d31a95a4 100644
--- a/projects/pt1/python/torch_mlir/jit_ir_importer/build_tools/torch_ods_gen.py
+++ b/projects/pt1/python/torch_mlir/jit_ir_importer/build_tools/torch_ods_gen.py
@@ -285,9 +285,9 @@ def emit_with_mutating_variants(key, **kwargs):
                 (ns, unqual + "_", overload if not is_functional_op else "")
             ),
             emitter_td,
-            traits=["IsTrailingUnderscoreInplaceVariant"]
-            if not is_functional_op
-            else [],
+            traits=(
+                ["IsTrailingUnderscoreInplaceVariant"] if not is_functional_op else []
+            ),
         )
 
     # ==========================================================================
diff --git a/projects/pt1/python/torch_mlir_e2e_test/configs/onnx_backend.py b/projects/pt1/python/torch_mlir_e2e_test/configs/onnx_backend.py
index 6fa845ab377e..7f630074e756 100644
--- a/projects/pt1/python/torch_mlir_e2e_test/configs/onnx_backend.py
+++ b/projects/pt1/python/torch_mlir_e2e_test/configs/onnx_backend.py
@@ -46,7 +46,7 @@ def convert_onnx(model, inputs):
     examples = []
     input_names = []
     dynamic_tensors = {}
-    for (index, arg) in enumerate(inputs):
+    for index, arg in enumerate(inputs):
         shape = map(lambda d: d if d >= 0 else 1, arg.shape)
         shape = tuple(shape)
         examples.append(torch.zeros(size=shape, dtype=arg.dtype))
@@ -55,7 +55,7 @@ def convert_onnx(model, inputs):
         input_names.append(input_name)
 
         dynamic_dims = {}
-        for (dimindex, dim) in enumerate(arg.shape):
+        for dimindex, dim in enumerate(arg.shape):
             if dim < 0:
                 dynamic_dims[dimindex] = "dim_{}_{}".format(index, dimindex)
 
diff --git a/projects/pt1/python/torch_mlir_e2e_test/linalg_on_tensors_backends/refbackend.py b/projects/pt1/python/torch_mlir_e2e_test/linalg_on_tensors_backends/refbackend.py
index a1611a1e5d2e..1e958a4d9451 100644
--- a/projects/pt1/python/torch_mlir_e2e_test/linalg_on_tensors_backends/refbackend.py
+++ b/projects/pt1/python/torch_mlir_e2e_test/linalg_on_tensors_backends/refbackend.py
@@ -101,10 +101,12 @@ def __init__(self, module):
             def consume_return_funcs(*args):
                 self.result = tuple(
                     [
-                        arg
-                        if type in elemental_type_to_ctype
-                        else unranked_memref_to_numpy(
-                            arg, memref_type_to_np_dtype[type]
+                        (
+                            arg
+                            if type in elemental_type_to_ctype
+                            else unranked_memref_to_numpy(
+                                arg, memref_type_to_np_dtype[type]
+                            )
                         )
                         for arg, type in zip(args, ret_types)
                     ]
diff --git a/projects/pt1/python/torch_mlir_e2e_test/test_suite/elementwise.py b/projects/pt1/python/torch_mlir_e2e_test/test_suite/elementwise.py
index d034e6d1f426..8e287584295b 100644
--- a/projects/pt1/python/torch_mlir_e2e_test/test_suite/elementwise.py
+++ b/projects/pt1/python/torch_mlir_e2e_test/test_suite/elementwise.py
@@ -803,9 +803,7 @@ def forward(self, x):
 
 @register_test_case(module_factory=lambda: QuantizedReluInt32())
 def QuantizedReluInt32_basic(module, tu: TestUtils):
-    module.forward(
-        tu.randint(7, 4, low=(-(2**31)), high=(2**31 - 1)).to(torch.int32)
-    )
+    module.forward(tu.randint(7, 4, low=(-(2**31)), high=(2**31 - 1)).to(torch.int32))
 
 
 # ==============================================================================
diff --git a/projects/pt1/python/torch_mlir_e2e_test/test_suite/slice_like.py b/projects/pt1/python/torch_mlir_e2e_test/test_suite/slice_like.py
index 07f064de72ca..be2a80d84427 100644
--- a/projects/pt1/python/torch_mlir_e2e_test/test_suite/slice_like.py
+++ b/projects/pt1/python/torch_mlir_e2e_test/test_suite/slice_like.py
@@ -342,6 +342,7 @@ def SelectIntNegativeDimAndIndexStaticModule_basic(module, tu: TestUtils):
 
 # ==============================================================================
 
+
 # For aten.slice_scatter op, The arguments are: SliceScatter(input, src, dim=0, start=None, end=None, step=1).
 # For aten.select_scatter op, The arguments are: SelectScatter(input, src, dim=0, index).
 class SliceScatterModule(torch.nn.Module):
diff --git a/projects/pt1/test/python/importer/jit_ir/ivalue_import/debug-module-name.py b/projects/pt1/test/python/importer/jit_ir/ivalue_import/debug-module-name.py
index bd21c4e8bdb3..5af1a6b895c9 100644
--- a/projects/pt1/test/python/importer/jit_ir/ivalue_import/debug-module-name.py
+++ b/projects/pt1/test/python/importer/jit_ir/ivalue_import/debug-module-name.py
@@ -11,6 +11,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK: module attributes {torch.debug_module_name = "TestModule"}
 class TestModule(torch.nn.Module):
     def __init__(self):
diff --git a/projects/pt1/test/python/importer/jit_ir/ivalue_import/object-identity-torch-bug.py b/projects/pt1/test/python/importer/jit_ir/ivalue_import/object-identity-torch-bug.py
index 4c323ec01e41..4c325308b702 100644
--- a/projects/pt1/test/python/importer/jit_ir/ivalue_import/object-identity-torch-bug.py
+++ b/projects/pt1/test/python/importer/jit_ir/ivalue_import/object-identity-torch-bug.py
@@ -18,6 +18,7 @@
 # `torch.Tensor` is just a pointer to a TensorImpl under the hood, and so
 # naively duplicating a Tensor retains the identity of the TensorImpl.
 
+
 # CHECK-LABEL: torch.class_type @__torch__.TestModule {
 class TestModule(torch.nn.Module):
     def __init__(self):
diff --git a/projects/pt1/test/python/importer/jit_ir/ivalue_import/quantization.py b/projects/pt1/test/python/importer/jit_ir/ivalue_import/quantization.py
index e33985fac5cf..df6f1736c79f 100644
--- a/projects/pt1/test/python/importer/jit_ir/ivalue_import/quantization.py
+++ b/projects/pt1/test/python/importer/jit_ir/ivalue_import/quantization.py
@@ -12,6 +12,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL: torch.class_type @__torch__.TestModule {
 class TestModule(torch.nn.Module):
     def __init__(self):
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/debug-info.py b/projects/pt1/test/python/importer/jit_ir/node_import/debug-info.py
index 1bc258a42179..7e8df49a0efc 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/debug-info.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/debug-info.py
@@ -9,6 +9,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL: func.func @__torch__.add3
 # Note that line-level debug information for parts unannotated in the Torch
 # graph are ascribed to the first op that carries source information. Presently
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/elif.py b/projects/pt1/test/python/importer/jit_ir/node_import/elif.py
index 5ee16e3916b0..f3ee0a557eb7 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/elif.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/elif.py
@@ -9,6 +9,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL: @__torch__.f
 @mb.import_function
 @torch.jit.script
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/function-derefine.py b/projects/pt1/test/python/importer/jit_ir/node_import/function-derefine.py
index 2acde08caf5f..f9505b91fda3 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/function-derefine.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/function-derefine.py
@@ -11,6 +11,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL:   func.func @__torch__.optional_return(
 # CHECK-SAME:                            %[[ARG:.*]]: !torch.int) -> !torch.optional<int> {
 # CHECK:           %[[RET:.*]] = torch.derefine %[[ARG]] : !torch.int to !torch.optional<int>
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/if.py b/projects/pt1/test/python/importer/jit_ir/node_import/if.py
index 86390f707d12..02cb8d9f0033 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/if.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/if.py
@@ -13,6 +13,7 @@
 # else branch and making all defined values optional, so no special handling
 # is needed.
 
+
 # CHECK-LABEL: @__torch__.prim_If(
 # CHECK-SAME:           %[[B:.*]]: !torch.bool,
 # CHECK-SAME:           %[[I:.*]]: !torch.int) -> !torch.int {
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/loop.py b/projects/pt1/test/python/importer/jit_ir/node_import/loop.py
index d432cd6ee35c..b28d63bb0927 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/loop.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/loop.py
@@ -11,6 +11,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL:   func.func @__torch__.prim_Loop_forlike(
 # CHECK-SAME:                            %[[MAX_ITERATIONS:.*]]: !torch.int) -> !torch.float {
 # CHECK:           %[[BOOL_TRUE:.*]] = torch.constant.bool true
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/prim.py b/projects/pt1/test/python/importer/jit_ir/node_import/prim.py
index 66959257e9b3..759292b6d35b 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/prim.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/prim.py
@@ -15,6 +15,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK-LABEL:   func.func @__torch__.prim_NumToTensor(
 # CHECK-SAME:                           %[[ARG:.*]]: !torch.int) -> !torch.tensor {
 # CHECK:           %[[RET:.*]] = torch.prim.NumToTensor.Scalar %[[ARG]] : !torch.int -> !torch.tensor
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/tuple.py b/projects/pt1/test/python/importer/jit_ir/node_import/tuple.py
index a1f06c3902ad..b6a313cd4345 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/tuple.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/tuple.py
@@ -13,6 +13,7 @@
 mb = ModuleBuilder()
 NT = NamedTuple("NT", [("f1", Optional[torch.Tensor]), ("f2", Optional[torch.Tensor])])
 
+
 # CHECK-LABEL:   func.func @__torch__.tuple(
 # CHECK-SAME:            %[[T0:.*]]: !torch.tensor,
 # CHECK-SAME:            %[[T1:.*]]: !torch.tensor) ->
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/types-bool.py b/projects/pt1/test/python/importer/jit_ir/node_import/types-bool.py
index 0a27692fc8f3..7cd4c3c16148 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/types-bool.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/types-bool.py
@@ -9,6 +9,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK: @__torch__.returns_bool
 @mb.import_function
 @torch.jit.script
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/types-none.py b/projects/pt1/test/python/importer/jit_ir/node_import/types-none.py
index 16a3359da1bb..b0358467ca63 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/types-none.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/types-none.py
@@ -9,6 +9,7 @@
 
 mb = ModuleBuilder()
 
+
 # CHECK: @__torch__.returns_none
 @mb.import_function
 @torch.jit.script
diff --git a/projects/pt1/test/python/importer/jit_ir/node_import/utils.py b/projects/pt1/test/python/importer/jit_ir/node_import/utils.py
index 613ccb6a8502..b06c38fdf285 100644
--- a/projects/pt1/test/python/importer/jit_ir/node_import/utils.py
+++ b/projects/pt1/test/python/importer/jit_ir/node_import/utils.py
@@ -9,6 +9,7 @@
 
 # RUN: %PYTHON %s
 
+
 # Import TorchScript IR string as ScriptFunction.
 def create_script_function(func_name, ts_ir_str, **kwargs):
     cu = CompilationUnit()
diff --git a/python/torch_mlir/extras/fx_importer.py b/python/torch_mlir/extras/fx_importer.py
index 9acf4ad03a77..24bda3f5b2c6 100644
--- a/python/torch_mlir/extras/fx_importer.py
+++ b/python/torch_mlir/extras/fx_importer.py
@@ -1849,8 +1849,7 @@ def _emit_operation(
 
 # Opaque value to indicate something is empty. Used in cases where 'None'
 # may have a different meaning.
-class EmptyType:
-    ...
+class EmptyType: ...
 
 
 Empty = EmptyType()
diff --git a/python/torch_mlir/extras/onnx_importer.py b/python/torch_mlir/extras/onnx_importer.py
index f1064f976504..8d0e4cf5a8e1 100644
--- a/python/torch_mlir/extras/onnx_importer.py
+++ b/python/torch_mlir/extras/onnx_importer.py
@@ -156,8 +156,7 @@ def find_type_proto_for_name(self, name: str) -> onnx.TypeProto:
         return ""
 
 
-class OnnxImportError(Exception):
-    ...
+class OnnxImportError(Exception): ...
 
 
 class NodeImporter:
@@ -235,22 +234,22 @@ def _populate_graph_attrs(self, container_op: Operation):
                 else:
                     default_opset_version = opset_import.version
             if default_opset_version:
-                container_op.attributes[
-                    "torch.onnx_meta.opset_version"
-                ] = IntegerAttr.get(i64_type, default_opset_version)
+                container_op.attributes["torch.onnx_meta.opset_version"] = (
+                    IntegerAttr.get(i64_type, default_opset_version)
+                )
             if opset_versions:
-                container_op.attributes[
-                    "torch.onnx_meta.opset_versions"
-                ] = DictAttr.get(opset_versions)
+                container_op.attributes["torch.onnx_meta.opset_versions"] = (
+                    DictAttr.get(opset_versions)
+                )
             container_op.attributes["torch.onnx_meta.ir_version"] = IntegerAttr.get(
                 IntegerType.get_signed(64), m.ir_version
             )
             container_op.attributes["torch.onnx_meta.producer_name"] = StringAttr.get(
                 m.producer_name
             )
-            container_op.attributes[
-                "torch.onnx_meta.producer_version"
-            ] = StringAttr.get(m.producer_version)
+            container_op.attributes["torch.onnx_meta.producer_version"] = (
+                StringAttr.get(m.producer_version)
+            )
 
     def import_all(self, func=True):
         """Imports all nodes topologically."""
@@ -658,9 +657,11 @@ def tensor_proto_to_attr(self, tp: onnx.TensorProto) -> Attribute:
         RankedTensorType.get(shape, IntegerType.get_signed(64)),
         IntegerAttr.get(
             IntegerType.get_signed(64),
-            int.from_bytes(tp.raw_data, "little", signed=True)
-            if tp.HasField("raw_data")
-            else tp.int64_data[0],
+            (
+                int.from_bytes(tp.raw_data, "little", signed=True)
+                if tp.HasField("raw_data")
+                else tp.int64_data[0]
+            ),
         ),
     ),
     # TODO: All the rest from ELEM_TYPE_TO_IR_TYPE_CB
@@ -703,7 +704,7 @@ def tensor_proto_to_attr(self, tp: onnx.TensorProto) -> Attribute:
     ),
     onnx.TensorProto.DataType.UINT64: lambda tp: DenseElementsAttr.get(
         np.asarray(tp.uint64_data, dtype=np.uint64).reshape(tp.dims), signless=False
-    )
+    ),
     # Intentionally unsupported: STRING
 }