Extend stub.py to accept external typehinting (#1102)

candle-pyo3/py_src/candle/__init__.pyi

@@ -1,7 +1,7 @@
 # Generated content DO NOT EDIT
 from typing import Any, Callable, Dict, List, Optional, Tuple, Union, Sequence
 from os import PathLike
-from candle.typing import _ArrayLike, Device
+from candle.typing import _ArrayLike, Device, Scalar, Index
 
 class bf16(DType):
     pass
@@ -119,6 +119,46 @@ class Tensor:
 
     def __init__(self, data: _ArrayLike):
         pass
+    def __add__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Add a scalar to a tensor or two tensors together.
+        """
+        pass
+    def __getitem__(self, index: Union[Index, Tensor, Sequence[Index]]) -> "Tensor":
+        """
+        Return a slice of a tensor.
+        """
+        pass
+    def __mul__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Multiply a tensor by a scalar or one tensor by another.
+        """
+        pass
+    def __radd__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Add a scalar to a tensor or two tensors together.
+        """
+        pass
+    def __richcmp__(self, rhs: Union[Tensor, Scalar], op) -> "Tensor":
+        """
+        Compare a tensor with a scalar or one tensor with another.
+        """
+        pass
+    def __rmul__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Multiply a tensor by a scalar or one tensor by another.
+        """
+        pass
+    def __sub__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Subtract a scalar from a tensor or one tensor from another.
+        """
+        pass
+    def __truediv__(self, rhs: Union[Tensor, Scalar]) -> "Tensor":
+        """
+        Divide a tensor by a scalar or one tensor by another.
+        """
+        pass
     def argmax_keepdim(self, dim: int) -> Tensor:
         """
         Returns the indices of the maximum value(s) across the selected dimension.

candle-pyo3/py_src/candle/functional/__init__.pyi

@@ -1,7 +1,7 @@
 # Generated content DO NOT EDIT
 from typing import Any, Callable, Dict, List, Optional, Tuple, Union, Sequence
 from os import PathLike
-from candle.typing import _ArrayLike, Device
+from candle.typing import _ArrayLike, Device, Scalar, Index
 from candle import Tensor, DType, QTensor
 
 @staticmethod

candle-pyo3/py_src/candle/typing/__init__.py

@@ -14,3 +14,7 @@ CPU: str = "cpu"
 CUDA: str = "cuda"
 
 Device = TypeVar("Device", CPU, CUDA)
+
+Scalar = Union[int, float]
+
+Index = Union[int, slice, None, "Ellipsis"]

candle-pyo3/py_src/candle/utils/__init__.pyi

@@ -1,7 +1,7 @@
 # Generated content DO NOT EDIT
 from typing import Any, Callable, Dict, List, Optional, Tuple, Union, Sequence
 from os import PathLike
-from candle.typing import _ArrayLike, Device
+from candle.typing import _ArrayLike, Device, Scalar, Index
 from candle import Tensor, DType, QTensor
 
 @staticmethod