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# nxt.error module -- NXT brick error handling
# Copyright (C) 2006, 2007 Douglas P Lau
# Copyright (C) 2009 Marcus Wanner
# Copyright (C) 2021 Nicolas Schodet
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
class ProtocolError(Exception):
"""Raised on error with the NXT brick protocol."""
pass
class SystemProtocolError(ProtocolError):
"""Raised on error with the NXT brick protocol for a system command."""
pass
class FileExistsError(SystemProtocolError):
"""Raised when trying to create a file which already exists."""
pass
class FileNotFoundError(SystemProtocolError):
"""Raised when trying to access a file which does not exists."""
pass
class ModuleNotFoundError(SystemProtocolError):
"""Raised when trying to access a module which does not exists."""
pass
class DirectProtocolError(ProtocolError):
"""Raised on error with the NXT brick protocol for a direct command."""
pass
class EmptyMailboxError(DirectProtocolError):
"""Raised when trying to read from empty mailbox."""
pass
class I2CError(DirectProtocolError):
"""Raised on I2C error on a sensor port."""
pass
class NoActiveProgramError(DirectProtocolError):
"""Raised when no program is running."""
pass
class I2CPendingError(I2CError):
"""Raised when an I2C transaction on a sensor port is still in progress."""
pass
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