Fix issues for legacy behavior with dpnp.random.uniform() and dpnp.random.seed() calls

Author: antonwolfy

dpnp/backend/src/dpnp_random_state.cpp

@@ -54,4 +54,4 @@ void MT19937_Delete(mt19937_struct *mt19937) {
     mt19937->engine = nullptr;
     delete engine;
     return;
-}
+}

dpnp/random/dpnp_iface_random.py

@@ -133,7 +133,6 @@ def uniform(self, low=0.0, high=1.0, size=None, dtype=numpy.float64, usm_type="d
 
         return call_origin(numpy.random.uniform, low, high, size)
 
-
 def _check_dims(dims):
     for dim in dims:
         if not isinstance(dim, int):
@@ -1370,7 +1369,13 @@ def seed(seed=None):
         elif seed < 0:
             pass
         else:
-            dpnp_rng_srand(seed)
+            # TODO:
+            # migrate to a single approach with RandomState()
+
+            # update a mt19937 random number for both RandomState() class and legacy functionality
+            global dpnp_random_state
+            dpnp_random_state = RandomState(seed)
+            return dpnp_rng_srand(seed)
 
     return call_origin(numpy.random.seed, seed)
 
@@ -1737,5 +1742,4 @@ def zipf(a, size=None):
     return call_origin(numpy.random.zipf, a, size)
 
 
-seed = 1
-dpnp_random_state = RandomState(seed)
+dpnp_random_state = RandomState()