defprintMax(x,y):'''Printsthemaximumoftwonumbers.Thetwovaluesmustbeintegers.'''x=int(x)y=int(y)ifx>y:print(x,'ismaximum')else:print(y,'ismaximum')printMax(3,5)print(printMax._doc_)代码如上,然而执行结果如下>>>5ismaximumT

defprintMax(x,y):

'''Printsthemaximumoftwonumbers.

Thetwovaluesmustbeintegers.'''

x=int(x)

y=int(y)

ifx>y:

print(x,'ismaximum')

else:

print(y,'ismaximum')

printMax(3,5)

print(printMax._doc_)

代码如上,然而执行结果如下

>>>

5ismaximum

Traceback(mostrecentcalllast):

File"D:/Python31/code/func_doc.py",line16,in

print(printMax._doc_)#printMax._doc_需放在字符串中

AttributeError:'function'objecthasnoattribute'_doc_'

>>>