Python中關鍵詞有多少個?Python中關鍵詞目前有31個，可以利用Python的內(nèi)置的keyword模塊進行輸出查看。

keyword模塊

Helponmodulekeyword:

NAME

keyword-Keywords(from"graminit.c")

FILE

/usr/lib64/python2.6/keyword.py

DESCRIPTION

Thisfileisautomaticallygenerated;pleasedon'tmuckitup!

Toupdatethesymbolsinthisfile,'cd'tothetopdirectoryof

thepythonsourcetreeafterbuildingtheinterpreterandrun:

pythonLib/keyword.py

FUNCTIONS

iskeyword=__contains__(...)

x.__contains__(y)yinx.

DATA

__all__=['iskeyword','kwlist']

kwlist=['and','as','assert','break','class','continue','def',...

得到python的關鍵字列表：

>>>keyword.kwlist

['and','as','assert','break','class','continue','def','del','elif','else','except','exec',

'finally','for','from','global','if','import','in','is','lambda','not','or','pass','print',

'raise','return','try','while','with','yield']

判斷字符串是否是python的關鍵字

>>>keyword.iskeyword('and')

True

>>>

>>>keyword.iskeyword('has')

False

以上內(nèi)容為大家介紹了Python培訓之關鍵字有多少個?，希望對大家有所幫助，如果想要了解更多Python相關知識，請關注IT培訓機構(gòu):千鋒教育。