This is an application attempts to find the password for opening an encrypted Excel file.

OS (e.g. Windows 10 or macOS Sierra) Windows 10 Versions of xlwings, Excel and Python (e.g. 0.11.8, Office 365, Python 3.7) xlwings 0.21.4 Office 365 Python 3.7.9 Describe your issue (incl. Traceback!

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