Python中斷言方法

assert（）方法，斷言成功，則程序繼續執行，斷言失敗，則程序報錯

'''
斷言
'''
a = 5
assert (a>1)
print("斷言成功，程序繼續進行")

assert (a>7)
print("斷言失敗，程序報錯")

'''

斷言成功，程序繼續進行
Traceback (most recent call last):
File "D:/pythonProjects/djangoProjects/DistributeSpider1807/lianxi/lianxi2.py", line 221, in <module>
assert (a>7)
AssertionError

'''