今天爱分享给大家带来Python如何判断一个对象是否拥有某个属性【面试题详解】,希望能够帮助到大家。
if hasattr(a, 'property'):
a.property
两种风格
EAFP(easier to ask for forgiveness than permission)
LBYL(look before you leap)
try:
doStuff(a.property)
except AttributeError:
otherStuff()
or
if hasattr(a, 'property'):
doStuff(a.property)
else:
otherStuff()
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