Leverage dpctl.tensor.expand_dims()/swapaxes() implementation (#1532)

* Leverage dpctl.tensor.expand_dims impl

* Leverage dpctl.tensor.swapaxes impl

* Align args names to numpy

* Remove call_origin for dpnp.moveaxis

* Remove call_origin for dpnp.squeeze

Author: vlad-perevezentsev

dpnp/dpnp_algo/dpnp_algo_manipulation.pxi

@@ -38,9 +38,7 @@ and the rest of the library
 __all__ += [
     "dpnp_atleast_2d",
     "dpnp_atleast_3d",
-    "dpnp_expand_dims",
     "dpnp_repeat",
-    "dpnp_reshape",
 ]
 
 
@@ -104,35 +102,6 @@ cpdef utils.dpnp_descriptor dpnp_atleast_3d(utils.dpnp_descriptor arr):
         return arr
 
 
-cpdef utils.dpnp_descriptor dpnp_expand_dims(utils.dpnp_descriptor in_array, axis):
-    axis_tuple = utils._object_to_tuple(axis)
-    result_ndim = len(axis_tuple) + in_array.ndim
-
-    if len(axis_tuple) == 0:
-        axis_ndim = 0
-    else:
-        axis_ndim = max(-min(0, min(axis_tuple)), max(0, max(axis_tuple))) + 1
-
-    axis_norm = utils._object_to_tuple(utils.normalize_axis(axis_tuple, result_ndim))
-
-    if axis_ndim - len(axis_norm) > in_array.ndim:
-        utils.checker_throw_axis_error("dpnp_expand_dims", "axis", axis, axis_ndim)
-
-    if len(axis_norm) > len(set(axis_norm)):
-        utils.checker_throw_value_error("dpnp_expand_dims", "axis", axis, "no repeated axis")
-
-    cdef shape_type_c shape_list
-    axis_idx = 0
-    for i in range(result_ndim):
-        if i in axis_norm:
-            shape_list.push_back(1)
-        else:
-            shape_list.push_back(in_array.shape[axis_idx])
-            axis_idx = axis_idx + 1
-
-    return dpnp_reshape(in_array, shape_list)
-
-
 cpdef utils.dpnp_descriptor dpnp_repeat(utils.dpnp_descriptor array1, repeats, axes=None):
     cdef DPNPFuncType param1_type = dpnp_dtype_to_DPNPFuncType(array1.dtype)
 
@@ -165,17 +134,3 @@ cpdef utils.dpnp_descriptor dpnp_repeat(utils.dpnp_descriptor array1, repeats, a
     c_dpctl.DPCTLEvent_Delete(event_ref)
 
     return result
-
-
-cpdef utils.dpnp_descriptor dpnp_reshape(utils.dpnp_descriptor array1, newshape, order="C"):
-    # return dpnp.get_dpnp_descriptor(dpctl.tensor.usm_ndarray(newshape, dtype=numpy.dtype(array1.dtype).name, buffer=array1.get_pyobj()))
-    # return dpnp.get_dpnp_descriptor(dpctl.tensor.reshape(array1.get_pyobj(), newshape))
-    array1_obj = array1.get_array()
-    array_obj = dpctl.tensor.reshape(array1_obj, newshape, order=order)
-    return dpnp.get_dpnp_descriptor(dpnp_array(array_obj.shape,
-                                               buffer=array_obj,
-                                               order=order,
-                                               device=array1_obj.sycl_device,
-                                               usm_type=array1_obj.usm_type,
-                                               sycl_queue=array1_obj.sycl_queue),
-                                    copy_when_nondefault_queue=False)

dpnp/dpnp_array.py

@@ -1059,7 +1059,14 @@ def sum(
             where=where,
         )
 
-    # 'swapaxes',
+    def swapaxes(self, axis1, axis2):
+        """
+        Interchange two axes of an array.
+
+        For full documentation refer to :obj:`numpy.swapaxes`.
+        """
+
+        return dpnp.swapaxes(self, axis1=axis1, axis2=axis2)
 
     def take(self, indices, /, *, axis=None, out=None, mode="wrap"):
         """