/usr/lib/python3/dist-packages/pyfftw/ is in python3-pyfftw 0.10.1+dfsg1-1.
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/usr/lib/python3/dist-packages/pyfftw/__init__.py
/usr/lib/python3/dist-packages/pyfftw/builders/
/usr/lib/python3/dist-packages/pyfftw/builders/__init__.py
/usr/lib/python3/dist-packages/pyfftw/builders/_utils.py
/usr/lib/python3/dist-packages/pyfftw/builders/builders.py
/usr/lib/python3/dist-packages/pyfftw/interfaces/
/usr/lib/python3/dist-packages/pyfftw/interfaces/__init__.py
/usr/lib/python3/dist-packages/pyfftw/interfaces/_utils.py
/usr/lib/python3/dist-packages/pyfftw/interfaces/cache.py
/usr/lib/python3/dist-packages/pyfftw/interfaces/numpy_fft.py
/usr/lib/python3/dist-packages/pyfftw/interfaces/scipy_fftpack.py
/usr/lib/python3/dist-packages/pyfftw/pyfftw.cpython-35m-x86_64-linux-gnu.so
/usr/lib/python3/dist-packages/pyfftw/version.py