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# -*- coding: utf-8 -*-
"""Common exceptions for glucometerutils."""
__author__ = 'Diego Elio Pettenò'
__email__ = 'flameeyes@flameeyes.com'
__copyright__ = 'Copyright © 2013, Diego Elio Pettenò'
__license__ = 'MIT'
class Error(Exception):
"""Base class for the errors."""
class CommandLineError(Error):
"""Error with commandline parameters provided."""
class ConnectionFailed(Error):
"""It was not possible to connect to the meter."""
def __init__(self, message='Unable to connect to the meter.'):
super(ConnectionFailed, self).__init__(message)
class CommandError(Error):
"""It was not possible to send a command to the device."""
def __init__(self, message="Unable to send command to device."):
super(CommandError, self).__init__(message)
class InvalidResponse(Error):
"""The response received from the meter was not understood"""
def __init__(self, response):
super(InvalidResponse, self).__init__(
'Invalid response received:\n%s' % response)
class InvalidChecksum(InvalidResponse):
def __init__(self, expected, received):
super(InvalidChecksum, self).__init__(
'Response checksum not matching: %08x expected, %08x received' %
(expected, received))
class InvalidGlucoseUnit(Error):
"""Unable to parse the given glucose unit"""
def __init__(self, unit):
super(InvalidGlucoseUnit, self).__init__(
'Invalid glucose unit received:\n%s' % unit)
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