`UnpicklingError: pickle data was truncated` for .pkl object in latest database

Microbial community profiling MetaPhlAn
1

The pickle object is truncated in the latest database release.

In [4]: import pickle

In [5]: with open("mpa_vOct22_CHOCOPhlAnSGB_202212.pkl", "rb") as f:
   ...:     db = pickle.load(f)
   ...:
---------------------------------------------------------------------------
UnpicklingError                           Traceback (most recent call last)
Cell In[5], line 2
      1 with open("mpa_vOct22_CHOCOPhlAnSGB_202212.pkl", "rb") as f:
----> 2     db = pickle.load(f)

UnpicklingError: pickle data was truncated

Here’s the versions:

MetaPhlAn version 4.0.6 (1 Mar 2023)
mpa_vOct22_CHOCOPhlAnSGB_202212

Here’s the md5sum:

89a8eeaea5866082be505423fbb7c139  mpa_vOct22_CHOCOPhlAnSGB_202212.pkl
2

It’s bzipped compressed so need to use bz2.open