请用代码描述如何定义异常类、抛出异常类以及捕捉异常类
'''
Exception
'''
class MyException(Exception):
pass
num = 12
if num >= 10:
raise MyException('抛出异常')
print('正常执行')
---------------------------------------------------------------------------
MyException Traceback (most recent call last)
<ipython-input-4-b1e683127a7f> in <module>
9
10 if num >= 10:
---> 11 raise MyException('抛出异常')
12 print('正常执行')
MyException: 抛出异常
try:
if num >= 10:
raise MyException('抛出异常')
print('正常执行')
except MyException:
print('发生异常')
发生异常
69 - Python类是否支持多继承,请举例说明