MAINT: Allow void.__getitem__ to take strings or lists thereof

Author: BvB93

numpy/__init__.pyi

@@ -3273,8 +3273,15 @@ class void(flexible):
     def setfield(
         self, val: ArrayLike, dtype: DTypeLike, offset: int = ...
     ) -> None: ...
-    def __getitem__(self, key: SupportsIndex) -> Any: ...
-    def __setitem__(self, key: SupportsIndex, value: ArrayLike) -> None: ...
+    @overload
+    def __getitem__(self, key: str | SupportsIndex) -> Any: ...
+    @overload
+    def __getitem__(self, key: list[str]) -> void: ...
+    def __setitem__(
+        self,
+        key: str | List[str] | SupportsIndex,
+        value: ArrayLike,
+    ) -> None: ...
 
 void0 = void
 

numpy/typing/tests/data/reveal/scalars.py

@@ -10,6 +10,7 @@
 m: np.timedelta64
 U: np.str_
 S: np.bytes_
+V: np.void
 
 reveal_type(c8.real)  # E: {float32}
 reveal_type(c8.imag)  # E: {float32}
@@ -36,6 +37,11 @@
 reveal_type(np.unicode_('foo'))  # E: numpy.str_
 reveal_type(np.str0('foo'))  # E: numpy.str_
 
+reveal_type(V[0])  # E: Any
+reveal_type(V["field1"])  # E: Any
+reveal_type(V[["field1", "field2"]])  # E: numpy.void
+V[0] = 5
+
 # Aliases
 reveal_type(np.unicode_())  # E: numpy.str_
 reveal_type(np.str0())  # E: numpy.str_