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February 16, 2018 12:10
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imiell@basquiat $ cat a.sh | |
#!/bin/bash | |
for i in {1..100000} | |
do | |
VAR='HEADERMy voice is my passwordFOOTER' | |
PASS=${VAR#HEADER} | |
PASS=${PASS%FOOTER} | |
done | |
imiell@basquiat $ cat a.py | |
for i in range(100000): | |
var = 'HEADERMy voice is my passwordFOOTER' | |
password = var.lstrip('HEADER') | |
password = password.rstrip('FOOTER') | |
imiell@basquiat $ time ./a.sh | |
real 0m2.442s | |
user 0m2.395s | |
sys 0m0.026s | |
imiell@basquiat $ time python a.py | |
real 0m0.104s | |
user 0m0.085s | |
sys 0m0.010s | |
imiell@basquiat $ cat a.sh | |
#!/bin/bash | |
for i in {1..1000} | |
do | |
VAR='HEADERMy voice is my passwordFOOTER' | |
PASS=${VAR#HEADER} | |
PASS=${PASS%FOOTER} | |
done | |
imiell@basquiat $ cat a.py | |
for i in range(1000): | |
var = 'HEADERMy voice is my passwordFOOTER' | |
password = var.lstrip('HEADER') | |
password = password.rstrip('FOOTER') | |
imiell@basquiat $ time ./a.sh | |
real 0m0.035s | |
user 0m0.034s | |
sys 0m0.001s | |
imiell@basquiat $ time python a.py | |
real 0m0.029s | |
user 0m0.016s | |
sys 0m0.013s |
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Except that the startup time of python makes a difference here - have updated the gist to reflect the fact that bash is slower after all.