Extend The Office2007+ Formula Functions #6
Description
Excel (.xlsb) Binary File Format(office07 format. max formula id is 0x01e4 now, but without 0x005c):
https://docs.microsoft.com/en-us/openspecs/office_file_formats/ms-xlsb/90a52fcb-ce63-497f-a3d3-173c42d82242
Excel Binary File Format (.xls) Structure(office 97 format. max formula id was 0x017b):
https://docs.microsoft.com/en-us/openspecs/office_file_formats/ms-xls/00b5dd7d-51ca-4938-b7b7-483fe0e5933b
pyxlsb2/ptags.py
xlrd2/formula.py