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12 # |
12 # |
13 # This script also does one run of the current version of mercurial installed |
13 # This script also does one run of the current version of mercurial installed |
14 # to compare performance. |
14 # to compare performance. |
15 |
15 |
16 import sys |
16 import sys |
17 from subprocess import check_call, check_output, CalledProcessError, STDOUT |
17 from subprocess import check_call, Popen, CalledProcessError, STDOUT, PIPE |
18 |
18 |
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19 def check_output(*args, **kwargs): |
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20 kwargs.setdefault('stderr', PIPE) |
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21 kwargs.setdefault('stdout', PIPE) |
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22 proc = Popen(*args, **kwargs) |
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23 output, error = proc.communicate() |
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24 if proc.returncode != 0: |
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25 raise CalledProcessError(proc.returncode, ' '.join(args)) |
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26 return output |
19 |
27 |
20 def update(rev): |
28 def update(rev): |
21 """update the repo to a revision""" |
29 """update the repo to a revision""" |
22 try: |
30 try: |
23 check_call(['hg', 'update', '--quiet', '--check', str(rev)]) |
31 check_call(['hg', 'update', '--quiet', '--check', str(rev)]) |