demo_python_ref_keyword_raise_2.py:
​x
 
x = "hello"
​
if not type(x) is int:
  raise TypeError("Only integers are allowed")
​
python@w3school.org.cn:/home/python#python demo_python_ref_keyword_raise_2.py
Traceback (most recent call last):
  File "demo_python_ref_keyword_raise_2.py", line 4, in <module>
    raise TypeError("Only integers are allowed")
TypeError: Only integers are allowed