Initialization of Number format choices

[klkmva]

Get following error trace:
Traceback (most recent call last):
File "c:\Users\klkmva\code\python\pyoo\startLibo.py", line 4, in
import pyoo
File "C:\Users\klkmva\Miniconda3\envs\py37\lib\site-packages\pyoo.py", line 29, in
FORMAT_TEXT = uno.getConstantByName('com.sun.star.i18n.NumberFormatIndex.TEXT')
File "C:\Program Files\LibreOffice_6.4\program\uno.py", line 72, in getConstantByName
return pyuno.getConstantByName(constant)
uno.RuntimeException: com.sun.star.i18n.NumberFormatIndex.TEXT

Python 3.7.9 64 bits, LibreOffice 6.4.6.2 (x64), Microsoft Windows 10 Enterprise (10.0.18363)