From a48302e09c7600ca0c646a9f2b7ce498cc0e2a6c Mon Sep 17 00:00:00 2001
From: seungwoo <30397543+seunwoolee@users.noreply.github.com>
Date: Wed, 4 Nov 2020 15:41:19 +0900
Subject: [PATCH] add time sleep

---
 Chapter 04/lockExample.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Chapter 04/lockExample.py b/Chapter 04/lockExample.py
index cd25cb6..915493f 100644
--- a/Chapter 04/lockExample.py	
+++ b/Chapter 04/lockExample.py	
@@ -12,7 +12,8 @@ def workerA():
     while counter < 1000:
       counter += 1
       print("Worker A is incrementing counter to {}".format(counter))
-      
+      sleepTime = random.randint(0, 1)
+      time.sleep(sleepTime)      
   finally:
     lock.release()
 
@@ -23,7 +24,8 @@ def workerB():
     while counter > -1000:
       counter -= 1
       print("Worker B is decrementing counter to {}".format(counter))
-      
+      sleepTime = random.randint(0, 1)
+      time.sleep(sleepTime)      
   finally:
     lock.release()