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1
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"""Exceptions raised by this library.""" |
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2
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3
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4
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1 |
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class ValidationError(Exception): |
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5
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"""Can be used directly or inherited by mpre specific validation errors.""" |
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6
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7
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1 |
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def __str__(self): |
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8
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return "Validation error: " + super().__str__() |
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9
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10
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11
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1 |
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class MethodNotImplemented(Exception): |
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12
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"""Exception to be raised when a method is not implemented.""" |
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13
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14
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1 |
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def __str__(self): |
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15
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return "Method not yet implemented: " + super().__str__() |
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16
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17
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18
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1 |
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class BadValueException(Exception): |
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19
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"""Attribute has an unexpected value.""" |
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20
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21
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1 |
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def __str__(self): |
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22
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return "BadValue error: " + super().__str__() |
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23
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24
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25
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1 |
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class WrongListItemType(Exception): |
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26
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"""When an item of a wrong type is inserted into a list. |
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27
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28
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Exception used by :class:`.FixedTypeList` and :class:`.ConstantTypeList` |
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29
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when the user tries to insert an item that does not match the expected |
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30
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type. |
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31
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""" |
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32
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33
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1 |
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def __init__(self, item_class, expected_class): |
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34
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"""Take the parameters to inform the user about the error. |
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35
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36
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Args: |
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37
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item_class (:obj:`type`): The class of the item that was being |
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38
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inserted in the list when the exception was raised. |
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39
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expected_class (:obj:`type`): The expected type that didn't match |
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40
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against the item to be inserted. |
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41
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""" |
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42
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super().__init__() |
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43
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self.item_class = item_class |
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44
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self.expected_class = expected_class |
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45
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46
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1 |
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def __str__(self): |
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47
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return "'{}' is not an instance of {}".format(self.item_class, |
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48
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self.expected_class) |
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49
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50
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51
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1 |
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class UnpackException(Exception): |
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52
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"""Error while unpacking.""" |
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53
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54
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55
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1 |
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class PackException(Exception): |
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56
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"""Error while unpacking.""" |
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57
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58
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59
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1 |
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class UnsupportedVersionException(Exception): |
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60
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"""Exception raised when an unsupported OpenFlow version is specified.""" |
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61
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62
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1 |
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def __str__(self): |
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63
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return "Version not supported: " + super().__str__() |
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64
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kytos /
python-openflow
