what is the difference between name and _name?
luofeiyu
elearn2014 at gmail.com
Wed Aug 20 03:16:56 EDT 2014
When i learn property in python , i was confused by somename and _somename,what is the difference between them?
class Person(object):
def __init__(self, name):
self._name = name
def getName(self):
print('fetch....')
return self._name
def setName(self, value):
print('change...')
self._name = value
def delName(self):
print('remove....')
del self._name
name = property(getName, setName, delName, "name property docs")
>>> bob._name
'Bob'
>>> pt=Person("peter")
>>> pt.name
fetch....
'peter'
>>> pt._name
'peter'
>>> pt.name="tom"
change...
>>> pt._name="tom"
>>> pt._name
'tom'
>>> pt.name
fetch....
'tom'
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