fix tutorial gen

Author: jlnav

libensemble/tests/functionality_tests/sine_gen.py

@@ -16,8 +16,8 @@ def gen_random_sample(InputArray, persis_info, gen_specs):
     # Create empty array of "batch_size" zeros. Array dtype should match "out" fields
     OutputArray = np.zeros(batch_size, dtype=gen_specs["out"])
 
-    # Set the "x" output field to contain random numbers, using random stream
-    OutputArray["x"] = persis_info["rand_stream"].uniform(lower, upper, (batch_size, num))
+    # Set the "x" output field to contain random numbers
+    OutputArray["x"] = np.random.uniform(lower, upper, (batch_size, num))
 
     # Send back our output and persis_info
     return OutputArray, persis_info