set
1
>>>
import
sets
2
>>>
magic_chars
=
sets.set(
'
abracadabra
'
)
3
>>>
magic_chars
=
sets.Set(
'
abracadabra
'
)
4
>>>
poppins_chars
=
sets.Set(
'
supercalifragilisticexpialidocious
'
)
5
>>>
print
''
.join(magic_chars
&
poppins_chars)
6
acrd
1
>>>
def
fun(c):
2
print
c
3
4
>>>
map(fun,
"
abc
"
)
5
a
6
b
7
c
8
[None, None, None]
转载于:https://www.cnblogs.com/zhtf2014/archive/2010/12/15/1907296.html
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