Source Code for Module rosmaster.util

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34   
35  """ 
36  Utility routines for rosmaster. 
37  """ 
38   
39  import urlparse 
40  import xmlrpclib 
41   
42  _proxies = {} #cache ServerProxys 
43 -def xmlrpcapi(uri): 
44      """ 
45      @return: instance for calling remote server or None if not a valid URI 
46      @rtype: xmlrpclib.ServerProxy 
47      """ 
48      if uri is None: 
49          return None 
50      uriValidate = urlparse.urlparse(uri) 
51      if not uriValidate[0] or not uriValidate[1]: 
52          return None 
53      if not _proxies.has_key(uri): 
54          _proxies[uri] = xmlrpclib.ServerProxy(uri) 
55      return _proxies[uri] 
56   
57   
58 -def remove_server_proxy(uri): 
59      if uri in _proxies: 
60          del _proxies[uri] 
61