Federico Calboli wrote:
Io voglio un qualche unix text utility, o altro ciappino lightweight,
che faccia:
'estrai da 'data' le righe specificate da 'righe' > nuovofile
#!/usr/bin/python
import sys
righe = [int(x) for x in file('righe').readlines()]
for lnum, line in enumerate(file('data')):
if lnum+1 in righe:
sys.stdout.write(line)
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