override python print for class
>>> class Test:
... def __repr__(self):
... return "Test()"
... def __str__(self):
... return "member of Test"
...
>>> t = Test()
>>> t
Test()
>>> print(t)
member of Testoverride python print for class
>>> class Test:
... def __repr__(self):
... return "Test()"
... def __str__(self):
... return "member of Test"
...
>>> t = Test()
>>> t
Test()
>>> print(t)
member of Testpython __repr__
class Person:
name = ""
age = 0
def __init__(self, personName, personAge):
self.name = personName
self.age = personAge
def __repr__(self):
return {'name':self.name, 'age':self.age}
def __str__(self):
return 'Person(name='+self.name+', age='+str(self.age)+ ')'python __repr__ meaning
>>>x=4
>>>repr(x)
'4'
>>>str(x)
'4'
>>>y='stringy'
>>>repr(y)
"'stringy'"
>>>str(y)
'stringy'python __repr__ meaning
>>>repr(y)
"'a string'"
>>>y2=eval(repr(y))
>>>y==y2
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