/usr/lib/python2.7/dist-packages/astropy/nddata/ is in python-astropy 1.3-8.
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/usr/lib/python2.7/dist-packages/astropy/nddata/__init__.py
/usr/lib/python2.7/dist-packages/astropy/nddata/compat.py
/usr/lib/python2.7/dist-packages/astropy/nddata/decorators.py
/usr/lib/python2.7/dist-packages/astropy/nddata/flag_collection.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/__init__.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/ndarithmetic.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/ndio.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/ndslicing.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/tests/
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/tests/__init__.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/tests/test_ndarithmetic.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/tests/test_ndio.py
/usr/lib/python2.7/dist-packages/astropy/nddata/mixins/tests/test_ndslicing.py
/usr/lib/python2.7/dist-packages/astropy/nddata/nddata.py
/usr/lib/python2.7/dist-packages/astropy/nddata/nddata_base.py
/usr/lib/python2.7/dist-packages/astropy/nddata/nddata_withmixins.py
/usr/lib/python2.7/dist-packages/astropy/nddata/nduncertainty.py
/usr/lib/python2.7/dist-packages/astropy/nddata/setup_package.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/__init__.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_compat.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_decorators.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_flag_collection.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_nddata.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_nddata_base.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_nduncertainty.py
/usr/lib/python2.7/dist-packages/astropy/nddata/tests/test_utils.py
/usr/lib/python2.7/dist-packages/astropy/nddata/utils.py