[Overview of Artificial Intelligence] Python’s wonderful use of str ()
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1.Python built-in functions__str__()
- Related content in the object can be printed by customizing the __str__() function.
class Person(object):
def __init__(self, name = 'tom', age = 10):
self.name = name
self.age = age
self.parent = None
def __str__(self):
return "Your name is: " + self.name
tom = Person()
print(tom)
# 唔,果然输出了我们自定义的内容
# >>> Your name is: tom