Extend multiple elements in one line iteration [duplicate]
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List comprehension version of “extend” [duplicate]
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For A=[1,2,3] I would like to get B=['r1','t1','r2','t2','r3','t3'] I know it is easy to get ['r1','r2','r3'] by ['r'+str(k) for k in A] How could I get B by one line loop as I showed above? Many thanks.
python list loops iteration
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asked Nov 12 at 15:08
Xiaojian Chen
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