/usr/lib/python3.7/ is in python3-lib2to3 3.6.5-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3.7/lib2to3/
/usr/lib/python3.7/lib2to3/Grammar.txt
/usr/lib/python3.7/lib2to3/PatternGrammar.txt
/usr/lib/python3.7/lib2to3/__init__.py
/usr/lib/python3.7/lib2to3/__main__.py
/usr/lib/python3.7/lib2to3/btm_matcher.py
/usr/lib/python3.7/lib2to3/btm_utils.py
/usr/lib/python3.7/lib2to3/fixer_base.py
/usr/lib/python3.7/lib2to3/fixer_util.py
/usr/lib/python3.7/lib2to3/fixes/
/usr/lib/python3.7/lib2to3/fixes/__init__.py
/usr/lib/python3.7/lib2to3/fixes/fix_apply.py
/usr/lib/python3.7/lib2to3/fixes/fix_asserts.py
/usr/lib/python3.7/lib2to3/fixes/fix_basestring.py
/usr/lib/python3.7/lib2to3/fixes/fix_buffer.py
/usr/lib/python3.7/lib2to3/fixes/fix_dict.py
/usr/lib/python3.7/lib2to3/fixes/fix_except.py
/usr/lib/python3.7/lib2to3/fixes/fix_exec.py
/usr/lib/python3.7/lib2to3/fixes/fix_execfile.py
/usr/lib/python3.7/lib2to3/fixes/fix_exitfunc.py
/usr/lib/python3.7/lib2to3/fixes/fix_filter.py
/usr/lib/python3.7/lib2to3/fixes/fix_funcattrs.py
/usr/lib/python3.7/lib2to3/fixes/fix_future.py
/usr/lib/python3.7/lib2to3/fixes/fix_getcwdu.py
/usr/lib/python3.7/lib2to3/fixes/fix_has_key.py
/usr/lib/python3.7/lib2to3/fixes/fix_idioms.py
/usr/lib/python3.7/lib2to3/fixes/fix_import.py
/usr/lib/python3.7/lib2to3/fixes/fix_imports.py
/usr/lib/python3.7/lib2to3/fixes/fix_imports2.py
/usr/lib/python3.7/lib2to3/fixes/fix_input.py
/usr/lib/python3.7/lib2to3/fixes/fix_intern.py
/usr/lib/python3.7/lib2to3/fixes/fix_isinstance.py
/usr/lib/python3.7/lib2to3/fixes/fix_itertools.py
/usr/lib/python3.7/lib2to3/fixes/fix_itertools_imports.py
/usr/lib/python3.7/lib2to3/fixes/fix_long.py
/usr/lib/python3.7/lib2to3/fixes/fix_map.py
/usr/lib/python3.7/lib2to3/fixes/fix_metaclass.py
/usr/lib/python3.7/lib2to3/fixes/fix_methodattrs.py
/usr/lib/python3.7/lib2to3/fixes/fix_ne.py
/usr/lib/python3.7/lib2to3/fixes/fix_next.py
/usr/lib/python3.7/lib2to3/fixes/fix_nonzero.py
/usr/lib/python3.7/lib2to3/fixes/fix_numliterals.py
/usr/lib/python3.7/lib2to3/fixes/fix_operator.py
/usr/lib/python3.7/lib2to3/fixes/fix_paren.py
/usr/lib/python3.7/lib2to3/fixes/fix_print.py
/usr/lib/python3.7/lib2to3/fixes/fix_raise.py
/usr/lib/python3.7/lib2to3/fixes/fix_raw_input.py
/usr/lib/python3.7/lib2to3/fixes/fix_reduce.py
/usr/lib/python3.7/lib2to3/fixes/fix_reload.py
/usr/lib/python3.7/lib2to3/fixes/fix_renames.py
/usr/lib/python3.7/lib2to3/fixes/fix_repr.py
/usr/lib/python3.7/lib2to3/fixes/fix_set_literal.py
/usr/lib/python3.7/lib2to3/fixes/fix_standarderror.py
/usr/lib/python3.7/lib2to3/fixes/fix_sys_exc.py
/usr/lib/python3.7/lib2to3/fixes/fix_throw.py
/usr/lib/python3.7/lib2to3/fixes/fix_tuple_params.py
/usr/lib/python3.7/lib2to3/fixes/fix_types.py
/usr/lib/python3.7/lib2to3/fixes/fix_unicode.py
/usr/lib/python3.7/lib2to3/fixes/fix_urllib.py
/usr/lib/python3.7/lib2to3/fixes/fix_ws_comma.py
/usr/lib/python3.7/lib2to3/fixes/fix_xrange.py
/usr/lib/python3.7/lib2to3/fixes/fix_xreadlines.py
/usr/lib/python3.7/lib2to3/fixes/fix_zip.py
/usr/lib/python3.7/lib2to3/main.py
/usr/lib/python3.7/lib2to3/patcomp.py
/usr/lib/python3.7/lib2to3/pgen2/
/usr/lib/python3.7/lib2to3/pgen2/__init__.py
/usr/lib/python3.7/lib2to3/pgen2/conv.py
/usr/lib/python3.7/lib2to3/pgen2/driver.py
/usr/lib/python3.7/lib2to3/pgen2/grammar.py
/usr/lib/python3.7/lib2to3/pgen2/literals.py
/usr/lib/python3.7/lib2to3/pgen2/parse.py
/usr/lib/python3.7/lib2to3/pgen2/pgen.py
/usr/lib/python3.7/lib2to3/pgen2/token.py
/usr/lib/python3.7/lib2to3/pgen2/tokenize.py
/usr/lib/python3.7/lib2to3/pygram.py
/usr/lib/python3.7/lib2to3/pytree.py
/usr/lib/python3.7/lib2to3/refactor.py