Package rospy :: Module exceptions

Source Code for Module rospy.exceptions

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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 ROSTimeMovedBackwardsException(ROSInterruptException):
65 """ 66 Exception if time moved backwards 67 """
68 - def __init__(self, time):
69 self.time = time 70 """The amount of time in seconds.""" 71 super(ROSTimeMovedBackwardsException, self).__init__("ROS time moved backwards")
72
73 -class ROSInternalException(Exception):
74 """ 75 Base class for exceptions that are internal to the ROS system 76 """ 77 pass
78
79 -class TransportException(ROSInternalException):
80 """ 81 Base class for transport-related exceptions 82 """ 83 pass
84
85 -class TransportTerminated(TransportException):
86 """ 87 Internal class for representing broken connections 88 """ 89 pass
90
91 -class TransportInitError(TransportException):
92 """ 93 Internal exception for representing exceptions that occur 94 establishing transports 95 """ 96 pass
97