🐛 optimize: also accept None for certain curve_fit kwargs

Author: jorenham

scipy-stubs/optimize/_minpack.pyi

@@ -23,13 +23,13 @@ def _hybrd(
     x0: onp.Array1D[np.float64],
     args: tuple[object, ...],
     full_output: bool,
-    xtol: float,
+    xtol: float | None,
     maxfev: int,
     ml: int,
     mu: int,
-    epsfcn: float,
-    factor: float,
-    diag: onp.Array1D[np.float64],
+    epsfcn: float | None,
+    factor: float | None,
+    diag: onp.Array1D[np.float64] | None,
 ) -> tuple[onp.Array1D[np.float64], dict[str, Any], int]: ...
 def _hybrj(
     fun: Callable[..., onp.Array1D[np.float64]],
@@ -38,23 +38,23 @@ def _hybrj(
     args: tuple[object, ...],
     full_output: bool,
     col_deriv: bool,
-    xtol: float,
+    xtol: float | None,
     maxfev: int,
-    factor: float,
-    diag: onp.Array1D[np.float64],
+    factor: float | None,
+    diag: onp.Array1D[np.float64] | None,
 ) -> tuple[onp.Array1D[np.float64], dict[str, Any], int]: ...
 def _lmdif(
     fun: Callable[..., onp.Array1D[np.float64]],
     x0: onp.Array1D[np.float64],
     args: tuple[object, ...],
     full_output: bool,
-    ftol: float,
-    xtol: float,
-    gtol: float,
+    ftol: float | None,
+    xtol: float | None,
+    gtol: float | None,
     maxfev: int,
-    epsfcn: float,
-    factor: float,
-    diag: onp.Array1D[np.float64],
+    epsfcn: float | None,
+    factor: float | None,
+    diag: onp.Array1D[np.float64] | None,
 ) -> tuple[onp.Array1D[np.float64], dict[str, Any], int]: ...
 def _lmder(
     fun: Callable[..., onp.Array1D[np.float64]],
@@ -63,10 +63,10 @@ def _lmder(
     args: tuple[object, ...],
     full_output: bool,
     col_deriv: bool,
-    ftol: float,
-    xtol: float,
-    gtol: float,
+    ftol: float | None,
+    xtol: float | None,
+    gtol: float | None,
     maxfev: int,
-    factor: float,
-    diag: onp.Array1D[np.float64],
+    factor: float | None,
+    diag: onp.Array1D[np.float64] | None,
 ) -> tuple[onp.Array1D[np.float64], dict[str, Any], int]: ...