Update description of _copysign in vm extension

Author: antonwolfy

dpnp/backend/extensions/vm/copysign.cpp

@@ -143,10 +143,9 @@ void init_copysign(py::module_ m)
     };
     m.def(
         "_copysign", copysign_pyapi,
-        "Call `copysign` function from OneMKL VM library to return `dst` of "
-        "elements containing the next representable floating-point values "
-        "following the values from the elements of `src1` in the direction of "
-        "the corresponding elements of `src2`",
+        "Call `copysign` function from OneMKL VM library to return `dst` with "
+        "the elements of `src1` with the sign changed to match the sign "
+        "of the corresponding elements of `src2`",
         py::arg("sycl_queue"), py::arg("src1"), py::arg("src2"), py::arg("dst"),
         py::arg("depends") = py::list());
 

dpnp/backend/extensions/vm/i0.cpp

@@ -117,8 +117,9 @@ void init_i0(py::module_ m)
             td_ns::NullPtrVector<impl::unary_strided_impl_fn_ptr_t>{});
     };
     m.def("_i0", i0_pyapi,
-          "Call `i0` function from OneMKL VM library to compute "
-          "the element-wise regular modified cylindrical Bessel function of order 0",
+          "Call `i0` function from OneMKL VM library to compute the "
+          "element-wise regular modified cylindrical Bessel function "
+          "of order 0",
           py::arg("sycl_queue"), py::arg("src"), py::arg("dst"),
           py::arg("depends") = py::list());
 

dpnp/backend/extensions/vm/inv.cpp

@@ -118,7 +118,8 @@ void init_inv(py::module_ m)
     };
     m.def("_inv", inv_pyapi,
           "Call `inv` function from OneMKL VM library to compute "
-          "the element-wise multiplicative inverse (or reciprocal) of vector elements",
+          "the element-wise multiplicative inverse (or reciprocal) "
+          "of vector elements",
           py::arg("sycl_queue"), py::arg("src"), py::arg("dst"),
           py::arg("depends") = py::list());