38 lines
1.3 KiB
Python
38 lines
1.3 KiB
Python
#
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# Exceptions that may be raised by this API.
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#
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from .constants import FEATURE_NAME as _FEATURE_NAME
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from .constants import ERROR_NAME as _ERROR_NAME
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class NoReceiver(Exception):
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"""May be raised when trying to talk through a previously connected
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receiver that is no longer available. Should only happen if the receiver is
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physically disconnected from the machine, or its kernel driver module is
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unloaded."""
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pass
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class FeatureNotSupported(Exception):
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"""Raised when trying to request a feature not supported by the device."""
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def __init__(self, device, feature):
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super(FeatureNotSupported, self).__init__(device, feature, _FEATURE_NAME(feature))
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self.device = device
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self.feature = feature
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self.feature_name = _FEATURE_NAME(feature)
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class FeatureCallError(Exception):
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"""Raised if the device replied to a feature call with an error."""
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def __init__(self, device, feature, feature_index, feature_function, error_code, data=None):
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super(FeatureCallError, self).__init__(device, feature, feature_index, feature_function, error_code, _ERROR_NAME(error_code))
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self.device = device
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self.feature = feature
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self.feature_name = _FEATURE_NAME(feature)
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self.feature_index = feature_index
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self.feature_function = feature_function
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self.error_code = error_code
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self.error_string = _ERROR_NAME(error_code)
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self.data = data
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