1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
from __future__ import print_function
import sys
import subprocess
def fatal(msg):
print(msg, file=sys.stderr)
sys.exit(2)
class CommandError(Exception):
pass
def run_command(*args, **kwargs):
if len(args):
argv = args[0]
elif 'args' in kwargs:
argv = kwargs['args']
else:
argv = None
if argv is not None:
print(" => ", ' '.join(argv))
cmd = subprocess.Popen(*args, **kwargs)
retval = cmd.wait()
if retval:
raise CommandError("Command %r exited with code %i" % (argv, retval))
|
