this is my code : a=[{‘x’:’aaa’,’b’:’bbbb’},{‘x’:’a!!!’,’b’:’b!!!’},{‘x’:’2222′,’b’:’dddd’},{‘x’:’ddwqd’,’b’:’dwqd’}] and i want get every ‘x’ list like

Question

Asked: May 20, 20262026-05-20T12:22:48+00:00 2026-05-20T12:22:48+00:00

this is my code :

a=[{'x':'aaa','b':'bbbb'},{'x':'a!!!','b':'b!!!'},{'x':'2222','b':'dddd'},{'x':'ddwqd','b':'dwqd'}]

and i want get every ‘x’ list like this :

['aaa','a!!!','2222','ddwqd']

so which is the best way to get this ,

use map ??

thanks

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Editorial Team · Answer 1 · 2026-05-20T12:22:49+00:00

Editorial Team

list comprehension:

[i['x'] for i in a]

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