Question

How to raise exception in Python

Answer 1

def f(s):
    raise Exception(s + " : raise Exception")

f("python")


'''
run:

Traceback (most recent call last):
  File ".../test.py", line 4, in <module>
    f("python")
  File ".../test.py", line 2, in f
    raise Exception(s + " : raise Exception")
Exception: python : raise Exception

'''

 

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Answer 2

x = 243
if x > 20:
    raise Exception('x > 20'.format(x))

 
   
'''
run:
   
Traceback (most recent call last):
  File "main.py", line 3, in <module>
    raise Exception('x > 20'.format(x))
Exception: x > 20
          
'''

 

Cleaner teeth, healthier you!
Get The Secret to a Bright and Healthy Smile