Update simulate.py

jayascript · web-flow · commit 9742f65dff8b · 2019-08-15T15:21:58.000-04:00
Add top-level docstring
diff --git a/simpy/simulate.py b/simpy/simulate.py
@@ -1,3 +1,11 @@
+"""Companion code to https://realpython.com/simulation-with-simpy/
+
+'Simulating Real-World Processes With SimPy'
+
+Python version: 3.7.3
+SimPy version: 3.0.11
+"""
+
 import simpy
 import random
 
