Feedback on ex0.* and ex1.*

ex0.2/gen_rand_explicit.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+import numpy as np
+import sys
+
+N = 1e6
+
+if len(sys.argv) > 1:
+    N = float(sys.argv[1])
+
+for _ in range(int(N)):
+    print( np.random.rand(1) )

ex0.2/results.txt

@@ -1,4 +1,10 @@
-Running `time ./gen_rand.py "1e9"` gives 
+Running `time ./gen_rand.py "1e6"` gives 
 
-real 0m13.803s
-user 0m8.874s
+real	0m0.237s
+user	0m0.160s
+
+Contrast this to the following:
+Running `time ./gen_rand_explicit.py "1e6"` gives
+
+real	2m11.564s
+user	2m1.950s