inducer · inducer · Jul 19, 2026 · Jul 19, 2026 · Jul 19, 2026
diff --git a/.basedpyright/baseline.json b/.basedpyright/baseline.json
@@ -1,22 +1,6 @@
 {
     "files": {
         "./examples/fmm-error.py": [
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 37,
-                    "endColumn": 41,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 43,
-                    "endColumn": 50,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownArgumentType",
                 "range": {
@@ -745,14 +729,6 @@
             }
         ],
         "./examples/layerpot-3d.py": [
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 57,
-                    "endColumn": 66,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportMissingParameterType",
                 "range": {
@@ -803,30 +779,6 @@
             }
         ],
         "./examples/layerpot.py": [
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 37,
-                    "endColumn": 41,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 43,
-                    "endColumn": 50,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 57,
-                    "endColumn": 66,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportMissingParameterType",
                 "range": {
@@ -1385,14 +1337,6 @@
             }
         ],
         "./pytential/array_context.py": [
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 4,
-                    "endColumn": 22,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownVariableType",
                 "range": {
@@ -27913,22 +27857,6 @@
                     "lineCount": 1
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             },
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-                "code": "reportUnknownArgumentType",
-                "range": {
-                    "startColumn": 52,
-                    "endColumn": 57,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownVariableType",
-                "range": {
-                    "startColumn": 63,
-                    "endColumn": 68,
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-                }
-            },
             {
                 "code": "reportUnknownMemberType",
                 "range": {
@@ -28141,14 +28069,6 @@
             }
         ],
         "./pytential/symbolic/dof_connection.py": [
-            {
-                "code": "reportUnusedImport",
-                "range": {
-                    "startColumn": 16,
-                    "endColumn": 18,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnreachable",
                 "range": {
@@ -28633,14 +28553,6 @@
                     "lineCount": 1
                 }
             },
-            {
-                "code": "reportAbstractUsage",
-                "range": {
-                    "startColumn": 19,
-                    "endColumn": 18,
-                    "lineCount": 4
-                }
-            },
             {
                 "code": "reportCallIssue",
                 "range": {
@@ -28769,14 +28681,6 @@
                     "lineCount": 1
                 }
             },
-            {
-                "code": "reportAbstractUsage",
-                "range": {
-                    "startColumn": 19,
-                    "endColumn": 18,
-                    "lineCount": 4
-                }
-            },
             {
                 "code": "reportCallIssue",
                 "range": {
@@ -43997,6 +43901,14 @@
                     "lineCount": 1
                 }
             },
+            {
+                "code": "reportUnnecessaryTypeIgnoreComment",
+                "range": {
+                    "startColumn": 97,
+                    "endColumn": 117,
+                    "lineCount": 1
+                }
+            },
             {
                 "code": "reportUnknownVariableType",
                 "range": {
@@ -44005,6 +43917,38 @@
                     "lineCount": 1
                 }
             },
+            {
+                "code": "reportUnknownVariableType",
+                "range": {
+                    "startColumn": 12,
+                    "endColumn": 18,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportOptionalSubscript",
+                "range": {
+                    "startColumn": 21,
+                    "endColumn": 48,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownMemberType",
+                "range": {
+                    "startColumn": 49,
+                    "endColumn": 70,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownArgumentType",
+                "range": {
+                    "startColumn": 49,
+                    "endColumn": 55,
+                    "lineCount": 1
+                }
+            },
             {
                 "code": "reportUnknownMemberType",
                 "range": {

diff --git a/doc/conf.py b/doc/conf.py
@@ -106,7 +106,7 @@
     "P2P": "class:sumpy.p2p.P2P",
     "P2PBase": "class:sumpy.p2p.P2PBase",
     "FMMLevelToOrder": "class:sumpy.fmm.FMMLevelToOrder",
-    "MultipoleExpansionFromOrderFactory": "class:sumpy.fmm.MultipoleExpansionFromOrderFactory",  # noqa: E501
+    "MultipoleExpansionFromOrderFactory": "class:sumpy.fmm.MultipoleExpansionFromOrderFactory",  # ruff:ignore[line-too-long]
     "LocalExpansionFromOrderFactory": "class:sumpy.fmm.LocalExpansionFromOrderFactory",
     # pytential
     "DOFDescriptorLike": "data:pytential.symbolic.dof_desc.DOFDescriptorLike",
@@ -123,13 +123,13 @@
     "Side": "obj:pytential.symbolic.primitives.Side",
     "TargetOrDiscretization": "obj:pytential.target.TargetOrDiscretization",
     "VectorExpression": "obj:pytential.symbolic.pde.scalar.VectorExpression",
-    "pytential.symbolic.dof_desc.DOFDescriptorLike": "data:pytential.symbolic.dof_desc.DOFDescriptorLike",  # noqa: E501
-    "pytential.symbolic.primitives.ExpressionNode": "class:pytential.symbolic.primitives.ExpressionNode",  # noqa: E501
+    "pytential.symbolic.dof_desc.DOFDescriptorLike": "data:pytential.symbolic.dof_desc.DOFDescriptorLike",  # ruff:ignore[line-too-long]
+    "pytential.symbolic.primitives.ExpressionNode": "class:pytential.symbolic.primitives.ExpressionNode",  # ruff:ignore[line-too-long]
     "sym.DOFDescriptor": "class:pytential.symbolic.dof_desc.DOFDescriptor",
     "sym.IntG": "class:pytential.symbolic.primitives.IntG",
     "sym.var": "obj:pytential.symbolic.primitives.var",
 }
 
 
 def setup(app):
-    app.connect("missing-reference", process_autodoc_missing_reference)  # noqa: F821
+    app.connect("missing-reference", process_autodoc_missing_reference)  # ruff:ignore[undefined-name]
diff --git a/examples/fmm-error.py b/examples/fmm-error.py
@@ -1,6 +1,11 @@
 import numpy as np
 
-from meshmode.mesh.generation import drop, ellipse, make_curve_mesh, starfish  # noqa
+from meshmode.mesh.generation import (  # ruff:ignore[unused-import]
+    drop,
+    ellipse,
+    make_curve_mesh,
+    starfish,
+)
 from sumpy.kernel import HelmholtzKernel, LaplaceKernel
 from sumpy.visualization import FieldPlotter
 

diff --git a/examples/layerpot-3d.py b/examples/layerpot-3d.py
@@ -1,6 +1,10 @@
 import numpy as np
 
-from sumpy.kernel import HelmholtzKernel, LaplaceKernel, OneKernel  # noqa
+from sumpy.kernel import (  # ruff:ignore[unused-import]
+    HelmholtzKernel,
+    LaplaceKernel,
+    OneKernel,
+)
 from sumpy.visualization import FieldPlotter
 
 from pytential import bind, sym

diff --git a/examples/layerpot.py b/examples/layerpot.py
@@ -1,7 +1,15 @@
 import numpy as np
 
-from meshmode.mesh.generation import drop, ellipse, starfish  # noqa: F401
-from sumpy.kernel import HelmholtzKernel, LaplaceKernel, OneKernel  # noqa: F401
+from meshmode.mesh.generation import (  # ruff:ignore[unused-import]
+    drop,
+    ellipse,
+    starfish,
+)
+from sumpy.kernel import (  # ruff:ignore[unused-import]
+    HelmholtzKernel,
+    LaplaceKernel,
+    OneKernel,
+)
 from sumpy.visualization import FieldPlotter
 
 from pytential import bind, sym

diff --git a/pyproject.toml b/pyproject.toml
@@ -91,14 +91,14 @@ extend-select = [
 ]
 extend-ignore = [
     "C90",      # McCabe complexity
-    "E226",     # missing whitespace around arithmetic operator
-    "E402",     # module level import not at the top of file
-    "N802",     # function name should be lowercase
-    "N803",     # argument name should be lowercase
-    "N806",     # variable name should be lowercase
-    "RUF067",   # non-empty-init-module
-    "UP031",    # use f-strings instead of %
-    "UP032",    # use f-strings instead of .format
+    "missing-whitespace-around-arithmetic-operator",
+    "module-import-not-at-top-of-file",
+    "invalid-function-name",
+    "invalid-argument-name",
+    "non-lowercase-variable-in-function",
+    "non-empty-init-module",
+    "printf-string-formatting",
+    "f-string",
 ]
 exclude = [
     "experiments/*.py",
@@ -107,9 +107,9 @@ exclude = [
 ]
 
 [tool.ruff.lint.per-file-ignores]
-"doc/*.py" = ["I002", "S102"]
-"examples/*.py" = ["I002"]
-"test/test_*.py" = ["S102"]
+"doc/*.py" = ["missing-required-import", "exec-builtin"]
+"examples/*.py" = ["missing-required-import"]
+"test/test_*.py" = ["exec-builtin"]
 
 [tool.ruff.lint.flake8-quotes]
 docstring-quotes = "double"
@@ -162,6 +162,9 @@ reportImportCycles = "none"
 
 reportPrivateUsage = "hint"
 
+# covered by ruff
+reportUnusedImport = "none"
+
 pythonVersion = "3.12"
 pythonPlatform = "All"
 
@@ -199,4 +202,3 @@ reportPrivateImportUsage = "hint"
 reportPrivateUsage = "hint"
 reportUnknownLambdaType = "hint"
 reportMissingTypeStubs = "hint"
-reportUnusedImport = "none"
diff --git a/pytential/array_context.py b/pytential/array_context.py
@@ -31,7 +31,7 @@
     _PytestPyOpenCLArrayContextFactoryWithClass,
     register_pytest_array_context_factory,
 )
-from sumpy.array_context import (  # noqa: F401
+from sumpy.array_context import (  # ruff:ignore[unused-import]
     PyOpenCLArrayContext as PyOpenCLArrayContextBase,
     make_loopy_program,
 )

diff --git a/pytential/linalg/direct_solver_symbolic.py b/pytential/linalg/direct_solver_symbolic.py
@@ -53,11 +53,11 @@
 
 # {{{ utils
 
-class PROXY_SKELETONIZATION_SOURCE:             # noqa: N801
+class PROXY_SKELETONIZATION_SOURCE:             # ruff:ignore[invalid-class-name]
     pass
 
 
-class PROXY_SKELETONIZATION_TARGET:             # noqa: N801
+class PROXY_SKELETONIZATION_TARGET:             # ruff:ignore[invalid-class-name]
     pass
 
 

diff --git a/pytential/log.py b/pytential/log.py
@@ -39,11 +39,11 @@
 
 # {{{ constants
 
-class colors:  # noqa
+class colors:  # ruff:ignore[invalid-class-name]
     BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)
 
 
-class term_seq:  # noqa
+class term_seq:  # ruff:ignore[invalid-class-name]
     RESET_SEQ = "\033[0m"
     COLOR_SEQ = "\033[1;%dm"
     BOLD_SEQ = "\033[1m"

diff --git a/pytential/qbx/cost.py b/pytential/qbx/cost.py
@@ -654,7 +654,7 @@ def get_kernel():
                         nqbx_centers += global_qbx_center_weight[iparticle];
 
                     nqbx_centers_itgt_box[i] = nqbx_centers;
-                """).render(        # noqa: E501
+                """).render(        # ruff:ignore[line-too-long]
                     box_id_t=dtype_to_ctype(box_id_dtype),
                     particle_id_t=dtype_to_ctype(particle_id_dtype)
                 ),

diff --git a/pytential/qbx/geometry.py b/pytential/qbx/geometry.py
@@ -99,7 +99,7 @@
 
 # {{{ code getter
 
-class target_state(Enum):  # noqa
+class target_state(Enum):  # ruff:ignore[invalid-class-name]
     """This enumeration contains special values that are used in
     the array returned by :meth:`QBXFMMGeometryData.user_target_to_center`.
 

diff --git a/pytential/qbx/target_assoc.py b/pytential/qbx/target_assoc.py
@@ -150,7 +150,7 @@
 
 # {{{ kernels
 
-class target_status_enum(Enum):  # noqa
+class target_status_enum(Enum):  # ruff:ignore[invalid-class-name]
     c_name = "TargetStatus"
     dtype = np.dtype(np.int32)
     c_value_prefix = ""
@@ -160,7 +160,7 @@ class target_status_enum(Enum):  # noqa
     MARKED_QBX_CENTER_FOUND = 2
 
 
-class target_flag_enum(Enum):  # noqa
+class target_flag_enum(Enum):  # ruff:ignore[invalid-class-name]
     c_name = "TargetFlag"
     dtype = np.dtype(np.int32)
     c_value_prefix = ""