Source Code for Module mrv.cmd.spcmd

 1  #!/usr/bin/env python 
 2  __docformat__ = "restructuredtext" 
 3  import sys 
 4   
 5   
 6 -def main(args): 
 7          """Run the spawned command 
 8          :param args: arguments excluding the executable path""" 
 9          if len(args) < 1: 
10                  raise Exception("Invalid Arguments, call command as follows:\nspcmd package.module.ServerClassName [additional options for execute method]") 
11   
12          # needs that order as paths will be adjusted here 
13          try: 
14                  tokens = args[0].split('.') 
15                  args = args[1:]         # remaining args 
16                  module, classname = ".".join(tokens[:-1]), tokens[-1] 
17                  module = __import__(module, globals(), locals(), [module]) 
18                  cmdtype = getattr(module, classname) 
19                   
20                  cmdinstance = cmdtype(_spawned=True) 
21                   
22                  # EXECUTE FUNCTION 
23                  found = False 
24                  try: 
25                          func = getattr(cmdinstance, '_execute') 
26                          found = True 
27                          func(*args) 
28                  except AttributeError,e: 
29                          raise 
30          except Exception, e: 
31                  import logging 
32                  # all other exceptions should result in some red blinking light 
33                  logging.critical("Unhandled Exception", exc_info=True) 
34                  raise 
35   
36  # END main 
37   
38  if __name__ == '__main__': 
39          main(sys.argv[1:]) 
40