Hi, I found the problem was caused by another python source file named "opcode.py". Because python2.7 also has a source file named "opcode.py"
If I rename my file to "opcode_extract.py", then problem solved. Thanks. On Fri, Jul 29, 2016 at 10:32 AM, Andreas Mueller <t3k...@gmail.com> wrote: > Hi Lifan. > It looks like there's something wrong with your scipy installation (or > python installation?) > Can you try > > from scipy.sparse.linalg.interface import aslinearoperator > > and > > import dis > > > Btw, where did you get these installation instructions from? > The Readme? > > Best, > Andy > > > On 07/28/2016 08:50 PM, Lifan Xu wrote: > > Hi guys, > > I am sorry to bother you. But I have a question about using > scikit-learn in ubuntu. > > I installed scikit using: > > sudo apt-get install build-essential python-dev python-numpy > python-numpy-dev python-scipy libatlas-dev g++ python-matplotlib ipython > sudo pip install -U scikit-learn > > However, when I try to use scikit, I got this error: > > > Python 2.7.6 (default, Jun 22 2015, 17:58:13) > > [GCC 4.8.2] on linux2 > > Type "help", "copyright", "credits" or "license" for more information. > > >>> from sklearn import datasets > > Traceback (most recent call last): > > File "<stdin>", line 1, in <module> > > File "/usr/local/lib/python2.7/dist-packages/sklearn/__init__.py", line > 57, in <module> > > from .base import clone > > File "/usr/local/lib/python2.7/dist-packages/sklearn/base.py", line 11, > in <module> > > from .utils.fixes import signature > > File "/usr/local/lib/python2.7/dist-packages/sklearn/utils/__init__.py", > line 11, in <module> > > from .validation import (as_float_array, > > File > "/usr/local/lib/python2.7/dist-packages/sklearn/utils/validation.py", line > 16, in <module> > > from ..utils.fixes import signature > > File "/usr/local/lib/python2.7/dist-packages/sklearn/utils/fixes.py", > line 322, in <module> > > from ._scipy_sparse_lsqr_backport import lsqr as sparse_lsqr > > File > "/usr/local/lib/python2.7/dist-packages/sklearn/utils/_scipy_sparse_lsqr_backport.py", > line 58, in <module> > > from scipy.sparse.linalg.interface import aslinearoperator > > File "/usr/lib/python2.7/dist-packages/scipy/sparse/linalg/__init__.py", > line 108, in <module> > > from .isolve import * > > File > "/usr/lib/python2.7/dist-packages/scipy/sparse/linalg/isolve/__init__.py", > line 6, in <module> > > from .iterative import * > > File > "/usr/lib/python2.7/dist-packages/scipy/sparse/linalg/isolve/iterative.py", > line 11, in <module> > > from scipy.lib.decorator import decorator > > File "/usr/lib/python2.7/dist-packages/scipy/lib/decorator.py", line 39, > in <module> > > import sys, re, inspect > > File "/usr/lib/python2.7/inspect.py", line 37, in <module> > > import dis > > File "/usr/lib/python2.7/dis.py", line 7, in <module> > > from opcode import __all__ as _opcodes_all > > ImportError: cannot import name __all__ > > > Anyone knows how to fix this problem? > > Thanks! > > > _______________________________________________ > scikit-learn mailing > listscikit-learn@python.orghttps://mail.python.org/mailman/listinfo/scikit-learn > > > > _______________________________________________ > scikit-learn mailing list > scikit-learn@python.org > https://mail.python.org/mailman/listinfo/scikit-learn > >
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