-def system(command,background=False,silent=False, dry_run=None):
- dry_run = dry_run if dry_run is not None else getattr(options,'dry_run',False)
+def system(command, background=False, silent=False, dry_run=None):
+ dry_run = dry_run if dry_run is not None else getattr(options, 'dry_run', False)