Add implementation of dpnp.divmod (#2674)

The PR implements `dpnp.divmod` function.

The new `DPNPBinaryTwoOutputsFunc` class is added to support binary
elementwise functions with two output arrays.
Also, the Python built-in function `divmod` is working now with
`dpnp.ndarray`.

Author: antonwolfy

CHANGELOG.md

@@ -24,6 +24,7 @@ Also, that release drops support for Python 3.9, making Python 3.10 the minimum
 * Added implementation of `dpnp.ndarray.tobytes` method [#2656](https://github.com/IntelPython/dpnp/pull/2656)
 * Added implementation of `dpnp.ndarray.__format__` method [#2662](https://github.com/IntelPython/dpnp/pull/2662)
 * Added implementation of `dpnp.ndarray.__bytes__` method [#2671](https://github.com/IntelPython/dpnp/pull/2671)
+* Added implementation of `dpnp.divmod` [#2674](https://github.com/IntelPython/dpnp/pull/2674)
 
 ### Changed
 

doc/conf.py

@@ -13,6 +13,7 @@
 from dpnp.dpnp_algo.dpnp_elementwise_common import (
     DPNPBinaryFunc,
     DPNPBinaryFuncOutKw,
+    DPNPBinaryTwoOutputsFunc,
     DPNPUnaryFunc,
     DPNPUnaryTwoOutputsFunc,
 )
@@ -215,6 +216,7 @@ def _can_document_member(member, *args, **kwargs):
         (
             DPNPBinaryFunc,
             DPNPBinaryFuncOutKw,
+            DPNPBinaryTwoOutputsFunc,
             DPNPUnaryFunc,
             DPNPUnaryTwoOutputsFunc,
         ),

doc/reference/ndarray.rst

@@ -349,6 +349,7 @@ Arithmetic, reflected:
    ndarray.__rtruediv__
    ndarray.__rfloordiv__
    ndarray.__rmod__
+   ndarray.__rdivmod__
    ndarray.__rpow__
    ndarray.__rlshift__
    ndarray.__rrshift__

dpnp/__init__.py

@@ -380,6 +380,7 @@
     cumulative_prod,
     cumulative_sum,
     diff,
+    divmod,
     divide,
     ediff1d,
     fabs,
@@ -890,6 +891,7 @@
     "deg2rad",
     "degrees",
     "diff",
+    "divmod",
     "divide",
     "ediff1d",
     "exp",