added helpers module with speed test

helpers.py

@@ -0,0 +1,9 @@
+# coding: utf-8
+def see_how_fast_this_computer_counts_per_second():
+    start = time.time()
+    for i in range(1_000_000):
+        print(i)
+    end = time.time()
+    took_seconds = end - start
+    return 1_000_000 / took_seconds
+