# Copyright (c) 2010-2024 openpyxl
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"""Definitions for openpyxl shared exception classes."""
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class CellCoordinatesException(Exception):
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"""Error for converting between numeric and A1-style cell references."""
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class IllegalCharacterError(Exception):
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"""The data submitted which cannot be used directly in Excel files. It
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must be removed or escaped."""
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class NamedRangeException(Exception):
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"""Error for badly formatted named ranges."""
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class SheetTitleException(Exception):
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"""Error for bad sheet names."""
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class InvalidFileException(Exception):
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"""Error for trying to open a non-ooxml file."""
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class ReadOnlyWorkbookException(Exception):
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"""Error for trying to modify a read-only workbook"""
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class WorkbookAlreadySaved(Exception):
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"""Error when attempting to perform operations on a dump workbook
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while it has already been dumped once"""
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