[SciPy-dev] issues with installing Numeric in a user directory

Prabhu Ramachandran prabhu at aero.iitm.ernet.in
Thu Dec 19 05:54:52 CST 2002

>>>>> "EJ" == eric jones <eric at enthought.com> writes:

    EJ> (2) .pth files Numeric is a "package" that doesn't really
    EJ> behave as a package.  It dumps all of its files in
    EJ> site-packages/Numeric, but it doesn't define a __init__.py
    EJ> file.  Instead, it also puts a Numeric.pth file in
    EJ> site-packages that tells python to also search
    EJ> site-packages/Numeric for modules.  This works fine when
    EJ> Numeric is installed as root, but it doesn't work when it is
    EJ> installed in non-standard places.  This is because .pth files
    EJ> are only expaneded when they exist in the "system" locations.
    EJ> They are ignored anywhere else in the search path.  As a
    EJ> result, after installing Numeric with "python setup.py install
    EJ> --prefix=$OSDIR", importing Numeric fails even if

I guess you must have thought of this but perhaps Python's site.py can
be modified to look for .pth files inside any directory on the
PYTHONPATH.  If I understand correctly, this should solve the problem?


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