update

Author: jswhit2

src/netCDF4/__init__.pyi

@@ -698,23 +698,13 @@ def stringtoarr(
 @overload
 def stringtochar(
     a: npt.NDArray[np.character],
-    encoding: Literal["none", "None", "bytes"],
+    encoding: str | None = None, 
     n_strlen: int | None = None,
-) -> npt.NDArray[np.bytes_]: ...
-@overload
-def stringtochar(
-    a: npt.NDArray[np.character],
-    encoding: str = ...,
 ) -> npt.NDArray[np.str_] | npt.NDArray[np.bytes_]: ...
 @overload
 def chartostring(
     b: npt.NDArray[np.character],
-    encoding: Literal["none", "None", "bytes"] = ...,
-) -> npt.NDArray[np.bytes_]: ...
-@overload
-def chartostring(
-    b: npt.NDArray[np.character],
-    encoding: str = ...,
+    encoding: str | None = None,
 ) -> npt.NDArray[np.str_] | npt.NDArray[np.bytes_]: ...
 def getlibversion() -> str: ...
 def rc_get(key: str) -> str | None: ...