update

language_learning/2021.01.18_run_programs_sequentially/run_programs_sequentially.py

@@ -0,0 +1,21 @@
+import os
+import time
+
+start = time.time()
+
+print('程序1开始的时间：', time.ctime())
+start1 = time.time()
+os.chdir('D:')  # 代码位置
+os.system('python a.py')  # 运行a.py
+end1 = time.time()
+print('程序1运行时间(min)=', (end1-start1)/60,'\n')
+
+print('程序2开始的时间：', time.ctime())
+start2 = time.time()
+os.chdir('E:')  # 代码位置
+os.system('python b.py')  # 运行b.py
+end2 = time.time()
+print('程序2运行时间(min)=', (end2-start2)/60, '\n')
+
+end = time.time()
+print('总运行时间(min)=', (end-start)/60)