out parameter handlibg to desc in algo module

dpnp/dpnp_algo/dpnp_algo.pxd

@@ -249,12 +249,32 @@ cdef dpnp_DPNPFuncType_to_dtype(size_t type)
 """
 Bitwise functions
 """
-cpdef dpnp_descriptor dpnp_bitwise_and(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_bitwise_or(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_bitwise_xor(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
+cpdef dpnp_descriptor dpnp_bitwise_and(dpnp_descriptor x1_obj,
+                                       dpnp_descriptor x2_obj,
+                                       object dtype=*,
+                                       dpnp_descriptor out=*,
+                                       object where=*)
+cpdef dpnp_descriptor dpnp_bitwise_or(dpnp_descriptor x1_obj,
+                                      dpnp_descriptor x2_obj,
+                                      object dtype=*,
+                                      dpnp_descriptor out=*,
+                                      object where=*)
+cpdef dpnp_descriptor dpnp_bitwise_xor(dpnp_descriptor x1_obj,
+                                       dpnp_descriptor x2_obj,
+                                       object dtype=*,
+                                       dpnp_descriptor out=*,
+                                       object where=*)
 cpdef dpnp_descriptor dpnp_invert(dpnp_descriptor x1)
-cpdef dpnp_descriptor dpnp_left_shift(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_right_shift(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
+cpdef dpnp_descriptor dpnp_left_shift(dpnp_descriptor x1_obj,
+                                      dpnp_descriptor x2_obj,
+                                      object dtype=*,
+                                      dpnp_descriptor out=*,
+                                      object where=*)
+cpdef dpnp_descriptor dpnp_right_shift(dpnp_descriptor x1_obj,
+                                       dpnp_descriptor x2_obj,
+                                       object dtype=*,
+                                       dpnp_descriptor out=*,
+                                       object where=*)
 
 
 """
@@ -293,17 +313,27 @@ cpdef dpnp_descriptor dpnp_copy(dpnp_descriptor x1)
 """
 Mathematical functions
 """
-cpdef dpnp_descriptor dpnp_add(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_arctan2(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_divide(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_hypot(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_maximum(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_minimum(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_multiply(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
+cpdef dpnp_descriptor dpnp_add(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                               dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_arctan2(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                   dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_divide(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                  dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_hypot(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                 dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_maximum(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                   dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_minimum(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                   dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_multiply(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                    dpnp_descriptor out=*, object where=*)
 cpdef dpnp_descriptor dpnp_negative(dpnp_descriptor array1)
-cpdef dpnp_descriptor dpnp_power(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_remainder(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
-cpdef dpnp_descriptor dpnp_subtract(object x1_obj, object x2_obj, object dtype=*, dparray out=*, object where=*)
+cpdef dpnp_descriptor dpnp_power(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                 dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_remainder(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                     dpnp_descriptor out=*, object where=*)
+cpdef dpnp_descriptor dpnp_subtract(dpnp_descriptor x1_obj, dpnp_descriptor x2_obj, object dtype=*,
+                                    dpnp_descriptor out=*, object where=*)
 
 
 """

dpnp/dpnp_algo/dpnp_algo.pyx

@@ -302,7 +302,7 @@ cdef utils.dpnp_descriptor call_fptr_2in_1out(DPNPFuncName fptr_name,
                                               utils.dpnp_descriptor x1_obj,
                                               utils.dpnp_descriptor x2_obj,
                                               object dtype=None,
-                                              dparray out=None,
+                                              utils.dpnp_descriptor out=None,
                                               object where=True,
                                               func_name=None):
 
@@ -330,11 +330,19 @@ cdef utils.dpnp_descriptor call_fptr_2in_1out(DPNPFuncName fptr_name,
         if out.shape != result_shape:
             utils.checker_throw_value_error(func_name, 'out.shape', out.shape, result_shape)
 
-        result = dpnp_descriptor(out)
+        result = out
 
     """ Call FPTR function """
     cdef fptr_2in_1out_t func = <fptr_2in_1out_t > kernel_data.ptr
-    func(result.get_data(), x1_obj.get_data(), x1_obj.size, x1_shape.data(), x1_shape.size(),
-         x2_obj.get_data(), x2_obj.size, x2_shape.data(), x2_shape.size(), NULL)
+    func(result.get_data(),
+         x1_obj.get_data(),
+         x1_obj.size,
+         x1_shape.data(),
+         x1_shape.size(),
+         x2_obj.get_data(),
+         x2_obj.size,
+         x2_shape.data(),
+         x2_shape.size(),
+         NULL)
 
     return result

dpnp/dpnp_algo/dpnp_algo_arraycreation.pyx

@@ -218,8 +218,6 @@ cpdef object dpnp_logspace(start, stop, num, endpoint, base, dtype, axis):
 
 
 cpdef list dpnp_meshgrid(xi, copy, sparse, indexing):
-    cdef dparray res_item
-
     input_count = len(xi)
 
     # simple case
@@ -253,14 +251,15 @@ cpdef list dpnp_meshgrid(xi, copy, sparse, indexing):
 
     shape = tuple(shape_list)
 
+    cdef utils.dpnp_descriptor res_item
     result = []
     for i in range(input_count):
-        res_item = utils_py.create_output_descriptor_py(shape, xi[i].dtype, None).get_pyobj()
+        res_item = utils_py.create_output_descriptor_py(shape, xi[i].dtype, None)
 
         for j in range(res_item.size):
-            res_item[j] = xi[i][(j // steps[i]) % xi[i].size]
+            res_item.get_pyobj()[j] = xi[i][(j // steps[i]) % xi[i].size]
 
-        result.append(res_item)
+        result.append(res_item.get_pyobj())
 
     return result
 

dpnp/dpnp_algo/dpnp_algo_bitwise.pyx

@@ -44,24 +44,44 @@ __all__ += [
 ]
 
 
-cpdef utils.dpnp_descriptor dpnp_bitwise_and(object x1_obj, object x2_obj, object dtype=None, dparray out=None, object where=True):
+cpdef utils.dpnp_descriptor dpnp_bitwise_and(utils.dpnp_descriptor x1_obj,
+                                             utils.dpnp_descriptor x2_obj,
+                                             object dtype=None,
+                                             utils.dpnp_descriptor out=None,
+                                             object where=True):
     return call_fptr_2in_1out(DPNP_FN_BITWISE_AND, x1_obj, x2_obj, dtype=dtype, out=out, where=where)
 
 
-cpdef utils.dpnp_descriptor dpnp_bitwise_or(object x1_obj, object x2_obj, object dtype=None, dparray out=None, object where=True):
+cpdef utils.dpnp_descriptor dpnp_bitwise_or(utils.dpnp_descriptor x1_obj,
+                                            utils.dpnp_descriptor x2_obj,
+                                            object dtype=None,
+                                            utils.dpnp_descriptor out=None,
+                                            object where=True):
     return call_fptr_2in_1out(DPNP_FN_BITWISE_OR, x1_obj, x2_obj, dtype=dtype, out=out, where=where)
 
 
-cpdef utils.dpnp_descriptor dpnp_bitwise_xor(object x1_obj, object x2_obj, object dtype=None, dparray out=None, object where=True):
+cpdef utils.dpnp_descriptor dpnp_bitwise_xor(utils.dpnp_descriptor x1_obj,
+                                             utils.dpnp_descriptor x2_obj,
+                                             object dtype=None,
+                                             utils.dpnp_descriptor out=None,
+                                             object where=True):
     return call_fptr_2in_1out(DPNP_FN_BITWISE_XOR, x1_obj, x2_obj, dtype=dtype, out=out, where=where)
 
 
-cpdef utils.dpnp_descriptor dpnp_invert(dpnp_descriptor arr):
+cpdef utils.dpnp_descriptor dpnp_invert(utils.dpnp_descriptor arr):
     return call_fptr_1in_1out(DPNP_FN_INVERT, arr, arr.shape)
 
 
-cpdef utils.dpnp_descriptor dpnp_left_shift(object x1_obj, object x2_obj, object dtype=None, dparray out=None, object where=True):
+cpdef utils.dpnp_descriptor dpnp_left_shift(utils.dpnp_descriptor x1_obj,
+                                            utils.dpnp_descriptor x2_obj,
+                                            object dtype=None,
+                                            utils.dpnp_descriptor out=None,
+                                            object where=True):
     return call_fptr_2in_1out(DPNP_FN_LEFT_SHIFT, x1_obj, x2_obj, dtype=dtype, out=out, where=where)
 
-cpdef utils.dpnp_descriptor dpnp_right_shift(object x1_obj, object x2_obj, object dtype=None, dparray out=None, object where=True):
+cpdef utils.dpnp_descriptor dpnp_right_shift(utils.dpnp_descriptor x1_obj,
+                                             utils.dpnp_descriptor x2_obj,
+                                             object dtype=None,
+                                             utils.dpnp_descriptor out=None,
+                                             object where=True):
     return call_fptr_2in_1out(DPNP_FN_RIGHT_SHIFT, x1_obj, x2_obj, dtype=dtype, out=out, where=where)