/usr/lib/python3/dist-packages/astropy/stats/ is in python3-astropy 3.0-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/astropy/stats/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/bayesian_blocks.py
/usr/lib/python3/dist-packages/astropy/stats/biweight.py
/usr/lib/python3/dist-packages/astropy/stats/circstats.py
/usr/lib/python3/dist-packages/astropy/stats/funcs.py
/usr/lib/python3/dist-packages/astropy/stats/histogram.py
/usr/lib/python3/dist-packages/astropy/stats/info_theory.py
/usr/lib/python3/dist-packages/astropy/stats/jackknife.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/_statistics.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/core.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/chi2_impl.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/cython_impl.cpython-36m-x86_64-linux-gnu.so
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/fast_impl.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/fastchi2_impl.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/main.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/mle.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/scipy_impl.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/slow_impl.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/tests/
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/tests/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/tests/test_mle.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/tests/test_utils.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/implementations/utils.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/tests/
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/tests/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/tests/test_lombscargle.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/tests/test_statistics.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/tests/test_utils.py
/usr/lib/python3/dist-packages/astropy/stats/lombscargle/utils.py
/usr/lib/python3/dist-packages/astropy/stats/sigma_clipping.py
/usr/lib/python3/dist-packages/astropy/stats/spatial.py
/usr/lib/python3/dist-packages/astropy/stats/tests/
/usr/lib/python3/dist-packages/astropy/stats/tests/__init__.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_bayesian_blocks.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_biweight.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_circstats.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_funcs.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_histogram.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_info_theory.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_jackknife.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_sigma_clipping.py
/usr/lib/python3/dist-packages/astropy/stats/tests/test_spatial.py