yap/util.py

   1 import yap
   2 import os
   3
   4 def get_output(cmd):
   5     fd = os.popen(cmd)
   6     output = fd.readlines()
   7     rc = fd.close()
   8     return [x.strip() for x in output]
   9
  10 def run_command(cmd):
  11     rc = os.system("%s > /dev/null 2>&1" % cmd)
  12     rc >>= 8
  13     return rc
  14
  15 def run_safely(cmd):
  16     rc = run_command(cmd)
  17     if rc:
  18         raise yap.ShellError(cmd, rc)
  19
  20 def takes_options(options):
  21     def decorator(func):
  22         func.options = options
  23         return func
  24     return decorator
  25
  26 def short_help(help_msg):
  27     def decorator(func):
  28         func.short_help = help_msg
  29         return func
  30     return decorator
  31
  32 def long_help(help_msg):
  33     def decorator(func):
  34         func.long_help = help_msg
  35         return func
  36     return decorator