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