diff --git a/mlir/examples/standalone/test/CAPI/lit.local.cfg b/mlir/examples/standalone/test/CAPI/lit.local.cfg
--- a/mlir/examples/standalone/test/CAPI/lit.local.cfg
+++ b/mlir/examples/standalone/test/CAPI/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.add('.c')
+config.suffixes.add(".c")
diff --git a/mlir/examples/standalone/test/python/lit.local.cfg b/mlir/examples/standalone/test/python/lit.local.cfg
--- a/mlir/examples/standalone/test/python/lit.local.cfg
+++ b/mlir/examples/standalone/test/python/lit.local.cfg
@@ -1,4 +1,4 @@
-config.suffixes.add('.py')
+config.suffixes.add(".py")
 
 if not config.enable_bindings_python:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/CAPI/lit.local.cfg b/mlir/test/CAPI/lit.local.cfg
--- a/mlir/test/CAPI/lit.local.cfg
+++ b/mlir/test/CAPI/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.add('.c')
+config.suffixes.add(".c")
diff --git a/mlir/test/Conversion/GPUToCUDA/lit.local.cfg b/mlir/test/Conversion/GPUToCUDA/lit.local.cfg
--- a/mlir/test/Conversion/GPUToCUDA/lit.local.cfg
+++ b/mlir/test/Conversion/GPUToCUDA/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.run_cuda_tests:
-  config.unsupported = True
\ No newline at end of file
+    config.unsupported = True
diff --git a/mlir/test/Conversion/GPUToROCm/lit.local.cfg b/mlir/test/Conversion/GPUToROCm/lit.local.cfg
--- a/mlir/test/Conversion/GPUToROCm/lit.local.cfg
+++ b/mlir/test/Conversion/GPUToROCm/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.run_rocm_tests:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Examples/Toy/Ch6/lit.local.cfg b/mlir/test/Examples/Toy/Ch6/lit.local.cfg
--- a/mlir/test/Examples/Toy/Ch6/lit.local.cfg
+++ b/mlir/test/Examples/Toy/Ch6/lit.local.cfg
@@ -1,5 +1,3 @@
 # Requires native execution.
-if 'host-supports-jit' not in config.available_features:
+if "host-supports-jit" not in config.available_features:
     config.unsupported = True
-
-
diff --git a/mlir/test/Examples/Toy/Ch7/lit.local.cfg b/mlir/test/Examples/Toy/Ch7/lit.local.cfg
--- a/mlir/test/Examples/Toy/Ch7/lit.local.cfg
+++ b/mlir/test/Examples/Toy/Ch7/lit.local.cfg
@@ -1,5 +1,3 @@
 # Requires native execution.
-if 'host-supports-jit' not in config.available_features:
+if "host-supports-jit" not in config.available_features:
     config.unsupported = True
-
-
diff --git a/mlir/test/Examples/lit.local.cfg b/mlir/test/Examples/lit.local.cfg
--- a/mlir/test/Examples/lit.local.cfg
+++ b/mlir/test/Examples/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.build_examples:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Examples/standalone/lit.local.cfg b/mlir/test/Examples/standalone/lit.local.cfg
--- a/mlir/test/Examples/standalone/lit.local.cfg
+++ b/mlir/test/Examples/standalone/lit.local.cfg
@@ -1,13 +1,12 @@
 # Disable with sanitizers for now, this require some more setup apparently.
-for san in ['asan', 'msan', 'ubsan']:
-   if (san in config.available_features):
-      config.unsupported = True
+for san in ["asan", "msan", "ubsan"]:
+    if san in config.available_features:
+        config.unsupported = True
 
 config.substitutions.append(("%cmake_exe", config.host_cmake))
 config.substitutions.append(("%cmake_generator", config.host_cmake_generator))
 config.substitutions.append(("%host_cxx", config.host_cxx))
 config.substitutions.append(("%host_cc", config.host_cc))
 config.substitutions.append(("%enable_libcxx", config.enable_libcxx))
-config.substitutions.append(
-    ("%mlir_cmake_dir", config.mlir_cmake_dir))
+config.substitutions.append(("%mlir_cmake_dir", config.mlir_cmake_dir))
 config.substitutions.append(("%llvm_use_linker", config.llvm_use_linker))
diff --git a/mlir/test/Integration/Dialect/Async/CPU/lit.local.cfg b/mlir/test/Integration/Dialect/Async/CPU/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Async/CPU/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Async/CPU/lit.local.cfg
@@ -1,5 +1,5 @@
 import sys
 
 # Windows does not have aligned_alloc
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/LLVMIR/CPU/X86/lit.local.cfg b/mlir/test/Integration/Dialect/LLVMIR/CPU/X86/lit.local.cfg
--- a/mlir/test/Integration/Dialect/LLVMIR/CPU/X86/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/LLVMIR/CPU/X86/lit.local.cfg
@@ -1,4 +1,4 @@
 import platform
 
-if platform.machine() != 'x86_64':
+if platform.machine() != "x86_64":
     config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/LLVMIR/CPU/lit.local.cfg b/mlir/test/Integration/Dialect/LLVMIR/CPU/lit.local.cfg
--- a/mlir/test/Integration/Dialect/LLVMIR/CPU/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/LLVMIR/CPU/lit.local.cfg
@@ -1,18 +1,22 @@
 import sys
 
-lli_cmd = 'lli'
+lli_cmd = "lli"
 if config.riscv_emulator_lli_executable:
     lli_cmd = config.riscv_emulator_lli_executable
 
-config.substitutions.append(('%mlir_native_utils_lib_dir',
-    config.riscv_emulator_utils_lib_dir or config.mlir_lib_dir))
+config.substitutions.append(
+    (
+        "%mlir_native_utils_lib_dir",
+        config.riscv_emulator_utils_lib_dir or config.mlir_lib_dir,
+    )
+)
 
 if config.riscv_vector_emulator_executable:
     # Run test in qemu emulator.
     emulation_cmd = config.riscv_vector_emulator_executable
     if config.riscv_vector_emulator_options:
-        emulation_cmd = emulation_cmd + ' ' + config.riscv_vector_emulator_options
-    emulation_cmd = emulation_cmd + ' ' + lli_cmd + ' --march=riscv64 -mattr=+v '
-    config.substitutions.append(('%lli', emulation_cmd))
+        emulation_cmd = emulation_cmd + " " + config.riscv_vector_emulator_options
+    emulation_cmd = emulation_cmd + " " + lli_cmd + " --march=riscv64 -mattr=+v "
+    config.substitutions.append(("%lli", emulation_cmd))
 else:
-    config.substitutions.append(('%lli', lli_cmd))
+    config.substitutions.append(("%lli", lli_cmd))
diff --git a/mlir/test/Integration/Dialect/SparseTensor/CPU/lit.local.cfg b/mlir/test/Integration/Dialect/SparseTensor/CPU/lit.local.cfg
--- a/mlir/test/Integration/Dialect/SparseTensor/CPU/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/SparseTensor/CPU/lit.local.cfg
@@ -2,14 +2,16 @@
 from lit.llvm import llvm_config
 
 # FIXME: %mlir_native_utils_lib_dir is set incorrectly on Windows
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
 
 # ArmSVE tests must be enabled via build flag.
 if config.mlir_run_arm_sve_tests:
-    config.substitutions.append(('%ENABLE_VLA', 'true'))
-    config.substitutions.append(('%VLA_ARCH_ATTR_OPTIONS', '--march=aarch64 --mattr="+sve"'))
+    config.substitutions.append(("%ENABLE_VLA", "true"))
+    config.substitutions.append(
+        ("%VLA_ARCH_ATTR_OPTIONS", '--march=aarch64 --mattr="+sve"')
+    )
 else:
-    config.substitutions.append(('%ENABLE_VLA', 'false'))
-    config.substitutions.append(('%VLA_ARCH_ATTR_OPTIONS', ''))
-    config.substitutions.append(('%mlir_native_utils_lib_dir', config.mlir_lib_dir))
+    config.substitutions.append(("%ENABLE_VLA", "false"))
+    config.substitutions.append(("%VLA_ARCH_ATTR_OPTIONS", ""))
+    config.substitutions.append(("%mlir_native_utils_lib_dir", config.mlir_lib_dir))
diff --git a/mlir/test/Integration/Dialect/SparseTensor/GPU/CUDA/lit.local.cfg b/mlir/test/Integration/Dialect/SparseTensor/GPU/CUDA/lit.local.cfg
--- a/mlir/test/Integration/Dialect/SparseTensor/GPU/CUDA/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/SparseTensor/GPU/CUDA/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.enable_cuda_runner or not config.mlir_run_cuda_sm80_tests:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/SparseTensor/python/lit.local.cfg b/mlir/test/Integration/Dialect/SparseTensor/python/lit.local.cfg
--- a/mlir/test/Integration/Dialect/SparseTensor/python/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/SparseTensor/python/lit.local.cfg
@@ -1,5 +1,5 @@
 # Disable ASAN's leak detection for python OpsDSL tests.
-config.environment['ASAN_OPTIONS'] = 'detect_leaks=0'
+config.environment["ASAN_OPTIONS"] = "detect_leaks=0"
 # Only run when python bindings are enabled.
 if not config.enable_bindings_python:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/SparseTensor/taco/lit.local.cfg b/mlir/test/Integration/Dialect/SparseTensor/taco/lit.local.cfg
--- a/mlir/test/Integration/Dialect/SparseTensor/taco/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/SparseTensor/taco/lit.local.cfg
@@ -1,5 +1,5 @@
 # Disable ASAN's leak detection for python taco tests.
-config.environment['ASAN_OPTIONS'] = 'detect_leaks=0'
+config.environment["ASAN_OPTIONS"] = "detect_leaks=0"
 # Only run when python bindings are enabled.
 if not config.enable_bindings_python:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/Vector/CPU/AMX/lit.local.cfg b/mlir/test/Integration/Dialect/Vector/CPU/AMX/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Vector/CPU/AMX/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Vector/CPU/AMX/lit.local.cfg
@@ -5,11 +5,11 @@
     config.unsupported = True
 
 # No JIT on win32.
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
 
 if config.intel_sde_executable:
     # Run test in emulator (Intel SDE): AMX needs Sapphire Rapids CPU.
-    config.substitutions.append(('%lli', config.intel_sde_executable + ' -spr -- lli'))
+    config.substitutions.append(("%lli", config.intel_sde_executable + " -spr -- lli"))
 else:
-    config.substitutions.append(('%lli', 'lli'))
+    config.substitutions.append(("%lli", "lli"))
diff --git a/mlir/test/Integration/Dialect/Vector/CPU/ArmSME/lit.local.cfg b/mlir/test/Integration/Dialect/Vector/CPU/ArmSME/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Vector/CPU/ArmSME/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Vector/CPU/ArmSME/lit.local.cfg
@@ -5,5 +5,5 @@
     config.unsupported = True
 
 # No JIT on win32.
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/Vector/CPU/ArmSVE/lit.local.cfg b/mlir/test/Integration/Dialect/Vector/CPU/ArmSVE/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Vector/CPU/ArmSVE/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Vector/CPU/ArmSVE/lit.local.cfg
@@ -5,5 +5,5 @@
     config.unsupported = True
 
 # No JIT on win32.
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
diff --git a/mlir/test/Integration/Dialect/Vector/CPU/X86Vector/lit.local.cfg b/mlir/test/Integration/Dialect/Vector/CPU/X86Vector/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Vector/CPU/X86Vector/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Vector/CPU/X86Vector/lit.local.cfg
@@ -5,11 +5,11 @@
     config.unsupported = True
 
 # No JIT on win32.
-if sys.platform == 'win32':
+if sys.platform == "win32":
     config.unsupported = True
 
 if config.intel_sde_executable:
     # Run test in emulator (Intel SDE).
-    config.substitutions.append(('%lli', config.intel_sde_executable + ' -tgl -- lli'))
+    config.substitutions.append(("%lli", config.intel_sde_executable + " -tgl -- lli"))
 else:
-    config.substitutions.append(('%lli', 'lli'))
+    config.substitutions.append(("%lli", "lli"))
diff --git a/mlir/test/Integration/Dialect/Vector/GPU/CUDA/lit.local.cfg b/mlir/test/Integration/Dialect/Vector/GPU/CUDA/lit.local.cfg
--- a/mlir/test/Integration/Dialect/Vector/GPU/CUDA/lit.local.cfg
+++ b/mlir/test/Integration/Dialect/Vector/GPU/CUDA/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.enable_cuda_runner:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/GPU/CUDA/TensorCore/lit.local.cfg b/mlir/test/Integration/GPU/CUDA/TensorCore/lit.local.cfg
--- a/mlir/test/Integration/GPU/CUDA/TensorCore/lit.local.cfg
+++ b/mlir/test/Integration/GPU/CUDA/TensorCore/lit.local.cfg
@@ -2,4 +2,4 @@
 
 # TensorCore tests must be enabled via build flag.
 if not config.mlir_run_cuda_tensor_core_tests:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/GPU/CUDA/lit.local.cfg b/mlir/test/Integration/GPU/CUDA/lit.local.cfg
--- a/mlir/test/Integration/GPU/CUDA/lit.local.cfg
+++ b/mlir/test/Integration/GPU/CUDA/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.enable_cuda_runner:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/Integration/GPU/ROCM/lit.local.cfg b/mlir/test/Integration/GPU/ROCM/lit.local.cfg
--- a/mlir/test/Integration/GPU/ROCM/lit.local.cfg
+++ b/mlir/test/Integration/GPU/ROCM/lit.local.cfg
@@ -1,4 +1,4 @@
 if not config.enable_rocm_runner or not config.rocm_test_chipset:
-  config.unsupported = True
+    config.unsupported = True
 
-config.substitutions.append(('%chip', config.rocm_test_chipset))
+config.substitutions.append(("%chip", config.rocm_test_chipset))
diff --git a/mlir/test/Integration/lit.local.cfg b/mlir/test/Integration/lit.local.cfg
--- a/mlir/test/Integration/lit.local.cfg
+++ b/mlir/test/Integration/lit.local.cfg
@@ -3,8 +3,9 @@
 if not config.mlir_include_integration_tests:
     config.unsupported = True
 
+
 def configure_aarch64_lli_cmd():
-    lli_cmd = 'lli'
+    lli_cmd = "lli"
 
     # NOTE: If the SVE tests are disabled and the SME tests are enabled to run
     # under emulation, the SVE specific RUN lines in the SparseTensor tests
@@ -12,8 +13,12 @@
     if not (config.mlir_run_arm_sve_tests or config.mlir_run_arm_sme_tests):
         return lli_cmd
 
-    config.substitutions.append(('%mlir_native_utils_lib_dir',
-        config.arm_emulator_utils_lib_dir or config.mlir_lib_dir))
+    config.substitutions.append(
+        (
+            "%mlir_native_utils_lib_dir",
+            config.arm_emulator_utils_lib_dir or config.mlir_lib_dir,
+        )
+    )
 
     if config.arm_emulator_executable:
         if config.arm_emulator_lli_executable:
@@ -23,16 +28,22 @@
             # when running under an emulator. If the user didn't specify an lli
             # executable, use absolute path %llvm_tools_dir/lli.
             lli_cmd = llvm_config.use_llvm_tool(
-                'lli', search_env='LLI', required=True,
-                search_paths=[config.llvm_tools_dir], use_installed=False
+                "lli",
+                search_env="LLI",
+                required=True,
+                search_paths=[config.llvm_tools_dir],
+                use_installed=False,
             )
 
         # Run test in emulator (qemu or armie)
-        emulation_cmd = f'{config.arm_emulator_executable} {config.arm_emulator_options}'
-        lli_cmd = f'{emulation_cmd} {lli_cmd}'
+        emulation_cmd = (
+            f"{config.arm_emulator_executable} {config.arm_emulator_options}"
+        )
+        lli_cmd = f"{emulation_cmd} {lli_cmd}"
 
     return lli_cmd
 
+
 aarch64_lli_cmd = configure_aarch64_lli_cmd()
 
 # Configure the following AArch64 substitutions:
@@ -52,5 +63,5 @@
 # could be used in the SparseTensor tests where necessary, but the meaning
 # conveyed by the substitution name would be a misnomer if the host target
 # is not AArch64 and MLIR_RUN_ARM_SVE_TESTS=OFF.
-config.substitutions.append(('%lli_aarch64_cmd', aarch64_lli_cmd))
-config.substitutions.append(('%lli_host_or_aarch64_cmd', aarch64_lli_cmd))
+config.substitutions.append(("%lli_aarch64_cmd", aarch64_lli_cmd))
+config.substitutions.append(("%lli_host_or_aarch64_cmd", aarch64_lli_cmd))
diff --git a/mlir/test/lib/Dialect/Test/lit.local.cfg b/mlir/test/lib/Dialect/Test/lit.local.cfg
--- a/mlir/test/lib/Dialect/Test/lit.local.cfg
+++ b/mlir/test/lib/Dialect/Test/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.remove('.td')
\ No newline at end of file
+config.suffixes.remove(".td")
diff --git a/mlir/test/lib/Dialect/Transform/lit.local.cfg b/mlir/test/lib/Dialect/Transform/lit.local.cfg
--- a/mlir/test/lib/Dialect/Transform/lit.local.cfg
+++ b/mlir/test/lib/Dialect/Transform/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.remove('.td')
\ No newline at end of file
+config.suffixes.remove(".td")
diff --git a/mlir/test/lib/Tools/PDLL/lit.local.cfg b/mlir/test/lib/Tools/PDLL/lit.local.cfg
--- a/mlir/test/lib/Tools/PDLL/lit.local.cfg
+++ b/mlir/test/lib/Tools/PDLL/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.remove('.pdll')
+config.suffixes.remove(".pdll")
diff --git a/mlir/test/lib/Transforms/lit.local.cfg b/mlir/test/lib/Transforms/lit.local.cfg
--- a/mlir/test/lib/Transforms/lit.local.cfg
+++ b/mlir/test/lib/Transforms/lit.local.cfg
@@ -1 +1 @@
-config.suffixes.remove('.pdll')
+config.suffixes.remove(".pdll")
diff --git a/mlir/test/mlir-cpu-runner/lit.local.cfg b/mlir/test/mlir-cpu-runner/lit.local.cfg
--- a/mlir/test/mlir-cpu-runner/lit.local.cfg
+++ b/mlir/test/mlir-cpu-runner/lit.local.cfg
@@ -1,12 +1,11 @@
 import sys
 
 # MSAN does not work with JIT.
-if 'msan' in config.available_features:
-  config.unsupported = True
+if "msan" in config.available_features:
+    config.unsupported = True
 
 # Requires native execution.
-if 'host-supports-jit' not in config.available_features:
+if "host-supports-jit" not in config.available_features:
     config.unsupported = True
 
-config.available_features.add(
-        config.root.native_target.lower() + '-native-target')
+config.available_features.add(config.root.native_target.lower() + "-native-target")
diff --git a/mlir/test/mlir-pdll-lsp-server/lit.local.cfg b/mlir/test/mlir-pdll-lsp-server/lit.local.cfg
--- a/mlir/test/mlir-pdll-lsp-server/lit.local.cfg
+++ b/mlir/test/mlir-pdll-lsp-server/lit.local.cfg
@@ -1 +1 @@
-config.excludes = ['include']
+config.excludes = ["include"]
diff --git a/mlir/test/mlir-pdll/lit.local.cfg b/mlir/test/mlir-pdll/lit.local.cfg
--- a/mlir/test/mlir-pdll/lit.local.cfg
+++ b/mlir/test/mlir-pdll/lit.local.cfg
@@ -1,2 +1,2 @@
-config.suffixes = ['.pdll', '.mlir']
-config.excludes = ['include']
+config.suffixes = [".pdll", ".mlir"]
+config.excludes = ["include"]
diff --git a/mlir/test/mlir-spirv-cpu-runner/lit.local.cfg b/mlir/test/mlir-spirv-cpu-runner/lit.local.cfg
--- a/mlir/test/mlir-spirv-cpu-runner/lit.local.cfg
+++ b/mlir/test/mlir-spirv-cpu-runner/lit.local.cfg
@@ -1,4 +1,4 @@
 import sys
 
 if not config.enable_spirv_cpu_runner:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/mlir-vulkan-runner/lit.local.cfg b/mlir/test/mlir-vulkan-runner/lit.local.cfg
--- a/mlir/test/mlir-vulkan-runner/lit.local.cfg
+++ b/mlir/test/mlir-vulkan-runner/lit.local.cfg
@@ -1,2 +1,2 @@
 if not config.enable_vulkan_runner:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/python/dialects/linalg/opdsl/lit.local.cfg b/mlir/test/python/dialects/linalg/opdsl/lit.local.cfg
--- a/mlir/test/python/dialects/linalg/opdsl/lit.local.cfg
+++ b/mlir/test/python/dialects/linalg/opdsl/lit.local.cfg
@@ -4,6 +4,6 @@
 # Since both lit and the python bindings use the same python interpreter,
 # we can just check whether yaml can be imported here and exclude if not.
 try:
-  import yaml
+    import yaml
 except ModuleNotFoundError:
-  config.unsupported = True
+    config.unsupported = True
diff --git a/mlir/test/python/lit.local.cfg b/mlir/test/python/lit.local.cfg
--- a/mlir/test/python/lit.local.cfg
+++ b/mlir/test/python/lit.local.cfg
@@ -1,4 +1,4 @@
-config.environment['ASAN_OPTIONS'] = 'detect_leaks=0'
+config.environment["ASAN_OPTIONS"] = "detect_leaks=0"
 if not config.enable_bindings_python:
-  config.unsupported = True
-config.excludes.add('python_test_ops.td')
+    config.unsupported = True
+config.excludes.add("python_test_ops.td")
diff --git a/mlir/test/tblgen-lsp-server/lit.local.cfg b/mlir/test/tblgen-lsp-server/lit.local.cfg
--- a/mlir/test/tblgen-lsp-server/lit.local.cfg
+++ b/mlir/test/tblgen-lsp-server/lit.local.cfg
@@ -1 +1 @@
-config.excludes = ['include']
+config.excludes = ["include"]