Python基礎-函數

>>> abs(-199)
199
>>> abs(200,100)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
TypeError: abs() takes exactly one argument (2 given)
>>> abs('abc')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
TypeError: bad operand type for abs(): 'str'
>>> max(-100.3,200,3.5)
200
>>> min(-100.3,200,3.5)
-100.3
>>> int('123')
123
>>> int('12.9')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: invalid literal for int() with base 10: '12.9'
>>> int('12.34')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: invalid literal for int() with base 10: '12.34'
>>> int(12.34)
12