/usr/lib/python3/dist-packages/jedi/parser/ is in python3-jedi 0.9.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/jedi/parser/__init__.py
/usr/lib/python3/dist-packages/jedi/parser/fast.py
/usr/lib/python3/dist-packages/jedi/parser/grammar2.7.txt
/usr/lib/python3/dist-packages/jedi/parser/grammar3.4.txt
/usr/lib/python3/dist-packages/jedi/parser/pgen2/
/usr/lib/python3/dist-packages/jedi/parser/pgen2/__init__.py
/usr/lib/python3/dist-packages/jedi/parser/pgen2/grammar.py
/usr/lib/python3/dist-packages/jedi/parser/pgen2/parse.py
/usr/lib/python3/dist-packages/jedi/parser/pgen2/pgen.py
/usr/lib/python3/dist-packages/jedi/parser/token.py
/usr/lib/python3/dist-packages/jedi/parser/tokenize.py
/usr/lib/python3/dist-packages/jedi/parser/tree.py
/usr/lib/python3/dist-packages/jedi/parser/user_context.py