题目内容

在python中,声明匿名函数的关键词是

A. lambda
B. class
C. del
D. def

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针对Unicode数字,byte数字(单字节),全角数字(双字节),罗马数字等均能返回真值的函数是:

A. isdigit()
B. isdecimal()
C. isnumeric()
D. isalnum

执行代码:>>>'3/67={x}'.format(x=3/67)'3/67=0.04477611940298507'>>>'3/67={x:.3f}'.format(x=3/67)最后的结果是:

A. 3/67=0.044'
B. '3/67=0.045'
C. '3/67=0.05'
D. '3/67=0.0448'

执行代码:>>>names=['zhu','wang','li','xie']>>>cap_names=[n.capitalize()forninnames]>>>cap_names执行后的结果是:

A. ['zhu','wang','li','xie']
B. ['ZHU','WANG','LI','XIE']
C. ('zhu','wang','li','xie')
D. ['Zhu','Wang','Li','Xie']

执行代码:>>>x,y=25,1/4>>>s='%.2fcanbetranslateto%d%%'%(y,x)>>>s执行后的结果是:

A. '1/4canbetranslatedto25%%'
B. '1/4canbetranslatedto25%'
C. '0.25canbetranslatedto25%'
D. '0.25canbetranslatedto25%%'

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