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Update python_base.py 

it should be "symmetric" in line 75
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cuican-wang 2016-11-05 14:48:46 -04:00 committed by GitHub
parent 3df5ac1958
commit 4a41debd8d
1 changed files with 1 additions and 1 deletions
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python_base.py
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@ -72,7 +72,7 @@
#-- 集合set #-- 集合set
""" """
set是一个无序不重复元素集, 基本功能包括关系测试和消除重复元素。 set是一个无序不重复元素集, 基本功能包括关系测试和消除重复元素。
set支持union(联合), intersection(交), difference(差)和sysmmetric difference(对称差集)等数学运算。 set支持union(联合), intersection(交), difference(差)和symmetric difference(对称差集)等数学运算。
set支持x in set, len(set), for x in set。 set支持x in set, len(set), for x in set。
set不记录元素位置或者插入点, 因此不支持indexing, slicing, 或其它类序列的操作 set不记录元素位置或者插入点, 因此不支持indexing, slicing, 或其它类序列的操作
""" """