CondGmm class is not found

[AndreasGerken]

import ConditionalGMM as cgmm
cgmm.CondGMM()

The CondGMM class cant be found. Something seems to be wrong.
Installed everything with pip install .[test,dev].

---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
Cell In[9], line 2
      1 import ConditionalGMM as cgmm
----> 2 cgmm.CondGMM()

AttributeError: module 'ConditionalGMM' has no attribute 'CondGMM'