def exo(cmd, shell=False, preexec_fn=None, close_fds=True):
logcmd(cmd)
- if not dry_run:
- return helpers.exo(cmd, shell=shell, preexec_fn=preexec_fn,
- close_fds=close_fds)[0]
+ if dry_run:
+ return b''
+ return helpers.exo(cmd, shell=shell, preexec_fn=preexec_fn,
+ close_fds=close_fds)[0]
def redirect_dup_output():
os.dup2(1, 3)