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In Excel, worksheet names have the following restrictions:
- They cannot exceed 31 characters.
- They cannot contain the following characters: ':' '\' '/' '?' '*' '[' ']'
- They cannot be the same name as another worksheet in the workbook
- They cannot be left blank
If the value bound to a data marker in a worksheet tab does not comply with the above restrictions, ExcelWriter will take one of the following actions in order to generate a valid worksheet name in Excel:
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