> I just removed the default one that came with python 2.7 As a general advice, I would never ever mess with the system Python; you could easily break something … “important” :P Why not creating a separate virtual environment to be on the safe side?
> On Jun 1, 2016, at 2:51 PM, Ruchika Nayyar <[email protected]> wrote: > > Much thanks for your advice I was able to sort out the issue with ValueError > due to num/scipy > I just removed the default one that came with python 2.7 and re-installed > latest version. > I did the same for matplotlib but if I do this > import matplotlib.pyplot as plt > > It gives me this error: > Learning BDTs with TMVA and Scikit > /Library/Python/2.7/site-packages/matplotlib/font_manager.py:273: > UserWarning: Matplotlib is building the font cache using fc-list. This may > take a moment. > warnings.warn('Matplotlib is building the font cache using fc-list. This > may take a moment.') > Traceback (most recent call last): > File "bdt.py", line 12, in <module> > import matplotlib.pyplot as plt > File "/Library/Python/2.7/site-packages/matplotlib/pyplot.py", line 36, in > <module> > from matplotlib.figure import Figure, figaspect > File "/Library/Python/2.7/site-packages/matplotlib/figure.py", line 40, in > <module> > from matplotlib.axes import Axes, SubplotBase, subplot_class_factory > File "/Library/Python/2.7/site-packages/matplotlib/axes/__init__.py", line > 4, in <module> > from ._subplots import * > File "/Library/Python/2.7/site-packages/matplotlib/axes/_subplots.py", line > 10, in <module> > from matplotlib.axes._axes import Axes > File "/Library/Python/2.7/site-packages/matplotlib/axes/_axes.py", line 22, > in <module> > import matplotlib.dates as _ # <-registers a date unit converter > File "/Library/Python/2.7/site-packages/matplotlib/dates.py", line 126, in > <module> > from dateutil.rrule import (rrule, MO, TU, WE, TH, FR, SA, SU, YEARLY, > File "/Library/Python/2.7/site-packages/dateutil/rrule.py", line 19, in > <module> > from six.moves import _thread > ImportError: cannot import name _thread > > > Do you have any idea as to what this could be? > > Thanks, > Ruchika > ---------------------------------------- > Dr Ruchika Nayyar, > Post Doctoral Fellow for ATLAS Collaboration > University of Arizona > Arizona, USA. > -------------------------------------------- > > On Wed, Jun 1, 2016 at 11:45 AM, STEPHEN D SHANK <[email protected]> wrote: > Just to note, anaconda also has it's own method of managing environments: > > On Wed, Jun 1, 2016 at 2:43 PM, Andrea Bravi <[email protected]> wrote: > > Hi guys, > > > I recommend using https://virtualenv.pypa.io to solve those issues! > > > Best regards, > > Andrea > > > On Wednesday, 1 June 2016, Matthew Brett <[email protected]> wrote: > On Wed, Jun 1, 2016 at 11:17 AM, Sebastian Raschka > <[email protected]> wrote: > >> I think you're using system Python on the Mac. I'd really strongly > >> recommend against that, because system Python > > > > Yeah, but I think that the system Python doesn’t come with NumPy and SciPy > > installed on a Mac? > > That's the entire problem - system Python has its own private copy of > numpy and scipy and matplotlib that are not in the usual sys.path > places: > > $ /usr/bin/python -c 'import numpy; print(numpy.__file__)' > /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/numpy/__init__.pyc > > Then, if you try to upgrade them with pip, the new packages are below > the private copies in directory precedence, and the effect is that the > upgrade is ignored. > > In effect, system Python is for the system, if you want to own your > Python, you need to install another copy for yourself. > > Cheers, > > Matthew > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn > > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn > > > > > -- > > Stephen D. Shank, Ph. D. > Department of Biology, Center for Computational Genetics and Genomics > Temple University, Philadelphia, PA > BioLife 106F > [email protected] > > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn > > > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn _______________________________________________ scikit-learn mailing list [email protected] https://mail.python.org/mailman/listinfo/scikit-learn
