Deprecation warnings doe not show what is using the deprecated bliss API
WARNING: Function user_[print|debug|info|warning|error|critical] is deprecated since BLISS version 2.0. Use 'print' instead.
File "/home/blissadm/local/bliss.git/bliss/common/logtools.py", line 491, in deprecated_user_print
Line 491 in logtools.py is not very useful. We want the line where the deprecated API is used.
Similar to stacklevel=2
in https://docs.python.org/3/library/warnings.html#warnings.warn