Hi James
Please try:
pip uninstall cython
pip install cython
Thanks
Stéfan
On Tue, Jan 17, 2017, at 10:39, James Board via scikit-image wrote:
> I also tried to install scikit-image another way. And got errors:
>
> > pip install scikit-image --user
>
> Complete output from command /usr/local/python/2.7.9/gnu/bin/python
> -u -c "import setuptools,
>
> tokenize;__file__='/p/work2/workspace/guest/pip-build-L2pBBW/subprocess32/setup.py';
> exec(compile(getattr(tokenize, 'open',
> open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))"
> install --record
> /workspace/guest/pip-_PsWy1-record/install-record.txt
> --single-version-externally-managed --compile --user --prefix=:
> running install
> running build
> running build_py
> creating build
> creating build/lib.linux-x86_64-2.7
> copying subprocess32.py -> build/lib.linux-x86_64-2.7
> running build_ext
> failed to import Cython:
>
> /usr/local/python/2.7.9/gnu/lib/python2.7/site-packages/Cython-0.23.4-py2.7-linux-x86_64.egg/Cython/Compiler/Scanning.so:
> undefined symbol: PyUnicodeUCS4_DecodeUTF8
> error: Cython does not appear to be installed
>
> ----------------------------------------
> Command "/usr/local/python/2.7.9/gnu/bin/python -u -c "import setuptools,
> tokenize;__file__='/p/work2/workspace/guest/pip-build-L2pBBW/subprocess32/setup.py';
> exec(compile(getattr(tokenize, 'open',
> open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))"
> install
> --record /workspace/guest/pip-_PsWy1-record/install-record.txt
> --single-version-externally-managed --compile --user --prefix="
> failed with error code 1 in
> /p/work2/workspace/guest/pip-build-L2pBBW/subprocess32/
> You are using pip version 8.1.0, however version 9.0.1 is available.
> You should consider upgrading via the 'pip install --upgrade pip'
> command.
>
>
>
> So, it complains about cython. But cython is already installed:
>
>
>
> > pip install cython --user
> Requirement already satisfied (use --upgrade to upgrade): cython in
> /p/home/usr/local/python/2.7.9/gnu/lib/python2.7/site-packages/Cython-0.23.4-py2.7-linux-x86_64.egg
>
>
> I'm not sure what to do next.
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