⬆️ bump mypy to 1.18.1 and --ignore-disjoint-bases (#877)

Author: jorenham

.github/workflows/ci.yml

@@ -84,7 +84,7 @@ jobs:
         run: mypy --no-incremental --cache-dir=/dev/null scipy-stubs
 
       - name: stubtest scipy
-        run: stubtest --allowlist=.mypyignore scipy
+        run: stubtest --ignore-disjoint-bases --allowlist=.mypyignore scipy
 
   typetest:
     # needs: generate-matrix

pyproject.toml

@@ -52,16 +52,16 @@ extras = ["scipy-stubs[scipy]"]
 ci = ["packaging>=25.0"]
 lint = [
   { include-group = "extras" },
-  "dprint-py>=0.50.1.4",
-  "ruff>=0.13.0",
-  "sp-repo-review[cli]>=2025.5.2",
+  "dprint-py==0.50.1.4",
+  "ruff==0.13.0",
+  "sp-repo-review[cli]==2025.5.2",
 ]
 type = [
   { include-group = "extras" },
   { include-group = "ci" },
   "array-api-compat==1.12.0", # bundled as `scipy._lib.array_api_compat`
-  "basedpyright>=1.31.4",
-  "mypy[faster-cache]>=1.17.1,<1.18",
+  "basedpyright==1.31.4",
+  "mypy[faster-cache]==1.18.1",
 ]
 dev = [
   { include-group = "lint" },
@@ -71,20 +71,24 @@ dev = [
 [tool.poe.tasks.clean]
 cmd = """
 rm -rf
-    **/*.pyc
-    **/__pycache__
-    **/.cache
-    **/.mypy_cache
-    **/.ruff_cache
-    **/.tox
+  **/*.pyc
+  **/__pycache__
+  **/.cache
+  **/.mypy_cache
+  **/.ruff_cache
+  **/.tox
 """
 
 [tool.poe.tasks.stubtest]
 cmd = """
-uv run --no-editable --reinstall-package=scipy-stubs
-    stubtest --allowlist=.mypyignore $modules
+uv run
+  --no-editable
+  --reinstall-package=scipy-stubs
+  stubtest
+  --ignore-disjoint-bases
+  --allowlist=.mypyignore
+  scipy
 """
-args = [{ name = "modules", positional = true, multiple = true, default = "scipy" }]
 
 [tool.typos.files]
 extend-exclude = ["*.pyi", ".mypyignore"]
@@ -207,6 +211,7 @@ uv_sync_flags = ["--no-editable", "--reinstall-package=scipy-stubs"]
 commands = [
   [
     "stubtest",
+    "--ignore-disjoint-bases",
     "--allowlist=.mypyignore",
     { replace = "posargs", default = ["scipy"], extend = true },
   ],

scipy-stubs/stats/_biasedurn.pyi

@@ -1,6 +1,6 @@
 # see `scipy/stats/_biasedurn.pyx`
 
-from typing import Never, type_check_only
+from typing import type_check_only
 
 import numpy as np
 import optype as op
@@ -21,7 +21,6 @@ class _PyFishersNCHypergeometric(_PyNCHypergeometric): ...
 class _PyWalleniusNCHypergeometric(_PyNCHypergeometric): ...
 
 class _PyStochasticLib3:
-    def __init__(self, /, *args: Never, **kwargs: Never) -> None: ...
     def Random(self, /) -> float: ...
     def SetAccuracy(self, /, accur: op.CanFloat) -> None: ...
     def FishersNCHyp(self, /, n: op.CanInt, m: op.CanInt, N: op.CanInt, odds: op.CanFloat) -> _PyFishersNCHypergeometric: ...