Source Code for Module rospy.exceptions

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33  # Revision $Id: exceptions.py 7956 2010-01-20 01:46:50Z kwc $ 
34   
35  """rospy exception types""" 
36   
37 -class ROSException(Exception):  
38      """ 
39      Base exception class for ROS clients 
40      """ 
41      pass     
42   
43 -class ROSSerializationException(ROSException): 
44      """ 
45      Exception for message serialization errors 
46      """     
47      pass 
48   
49 -class ROSInitException(ROSException): 
50      """ 
51      Exception for errors initializing ROS state 
52      """     
53      pass 
54   
55 -class ROSInterruptException(ROSException, KeyboardInterrupt): 
56      """ 
57      Exception for operations that interrupted, e.g. due to shutdown. 
58   
59      This is a subclass of both L{ROSException} and KeyboardInterrupt 
60      so that it can be used in logic tht expects either. 
61      """     
62      pass 
63   
64 -class ROSInternalException(Exception): 
65      """ 
66      Base class for exceptions that are internal to the ROS system 
67      """     
68      pass 
69   
70 -class TransportException(ROSInternalException): 
71      """ 
72      Base class for transport-related exceptions 
73      """     
74      pass 
75   
76 -class TransportTerminated(TransportException): 
77      """ 
78      Internal class for representing broken connections 
79      """     
80      pass 
81   
82 -class TransportInitError(TransportException): 
83      """ 
84      Internal exception for representing exceptions that occur 
85      establishing transports 
86      """ 
87      pass 
88