Put it after the doctest. Aaron Meurer
On Mon, Oct 28, 2013 at 12:24 PM, Pablo Puente <[email protected]> wrote: > You were right! > > i moved, just for testing import integrate in series() and the error is > removed. > > Thanks. > > from __future__ import print_function, division > > from sympy.core.sympify import sympify > > def series(expr, x=None, x0=0, n=6, dir="+"): > from sympy.integrals import integrate > """Series expansion of expr around point `x = x0`. > > See the doctring of Expr.series() for complete details of this wrapper. > """ > expr = sympify(expr) > return expr.series(x, x0, n, dir) > > > On Monday, October 28, 2013 6:52:47 PM UTC+1, Aaron Meurer wrote: >> >> Oh, if it came from adding an import, then the issue is most likely >> due to a circular import problem. In that case, you'll have to move >> the import inside the function that needs it. >> >> Aaron Meurer >> >> On Mon, Oct 28, 2013 at 12:37 AM, Pablo Puente <[email protected]> >> wrote: >> > The problem was not on master (sorry) but was caused by a modification i >> > did >> > locallay. >> > >> > Adding "from sympy.integrals import integrate" in series.py causes, with >> > both python3 and python 2, the ImportError. >> > >> > I searched for "roots" and found a twisted python library file caled >> > "roots.py" >> > >> > pape@lenovo:~/sympy$ locate roots >> > /home/pape/sympy/sympy/polys/polyroots.py >> > /home/pape/sympy/sympy/polys/polyroots.pyc >> > /home/pape/sympy/sympy/polys/__pycache__/polyroots.cpython-33.pyc >> > /home/pape/sympy/sympy/polys/tests/test_polyroots.py >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/sympy.polys.polyroots_5ze7.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/sympy.polys.tests.test_polyroots_uce2.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/twisted.python.roots_9ohn.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/twisted.test.test_roots_eoll.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/org.eclipse.core.resources/.projects/sympy/com.python.pydev.analysis/v1_indexcache/sympy.polys.polyroots_5ze7.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/org.eclipse.core.resources/.projects/sympy/com.python.pydev.analysis/v1_indexcache/sympy.polys.tests.test_polyroots_uce2.v1_indexcache >> > /usr/lib/python2.7/dist-packages/sympy/polys/polyroots.py >> > /usr/lib/python2.7/dist-packages/sympy/polys/polyroots.pyc >> > /usr/lib/python2.7/dist-packages/sympy/polys/tests/test_polyroots.py >> > /usr/lib/python2.7/dist-packages/sympy/polys/tests/test_polyroots.pyc >> > /usr/lib/python2.7/dist-packages/twisted/python/roots.py >> > /usr/lib/python2.7/dist-packages/twisted/python/roots.pyc >> > /usr/lib/python2.7/dist-packages/twisted/test/test_roots.py >> > /usr/lib/python2.7/dist-packages/twisted/test/test_roots.pyc >> > /usr/share/doc/python-twisted-web/examples/rootscript.py >> > /usr/share/pyshared/sympy/polys/polyroots.py >> > /usr/share/pyshared/sympy/polys/tests/test_polyroots.py >> > /usr/share/pyshared/twisted/python/roots.py >> > /usr/share/pyshared/twisted/test/test_roots.py >> > >> > Also I thought it could be caused come from another sympy installation >> > in >> > pythonpath (maybe coming from IPython Notebook). >> > >> > pape@lenovo:~/sympy$ locate polytools >> > /home/pape/sympy/sympy/polys/polytools.py >> > /home/pape/sympy/sympy/polys/polytools.pyc >> > /home/pape/sympy/sympy/polys/__pycache__/polytools.cpython-33.pyc >> > /home/pape/sympy/sympy/polys/tests/test_polytools.py >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/sympy.polys.polytools_6qvd.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/com.python.pydev.analysis/python_v1_3tswbhuj9gc4kibexhrzgzdx/v1_indexcache/sympy.polys.tests.test_polytools_1mp0.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/org.eclipse.core.resources/.projects/sympy/com.python.pydev.analysis/v1_indexcache/sympy.polys.polytools_6qvd.v1_indexcache >> > >> > /home/pape/workspace/.metadata/.plugins/org.eclipse.core.resources/.projects/sympy/com.python.pydev.analysis/v1_indexcache/sympy.polys.tests.test_polytools_1mp0.v1_indexcache >> > /usr/lib/python2.7/dist-packages/sympy/polys/polytools.py >> > /usr/lib/python2.7/dist-packages/sympy/polys/polytools.pyc >> > /usr/lib/python2.7/dist-packages/sympy/polys/tests/test_polytools.py >> > /usr/lib/python2.7/dist-packages/sympy/polys/tests/test_polytools.pyc >> > /usr/share/pyshared/sympy/polys/polytools.py >> > /usr/share/pyshared/sympy/polys/tests/test_polytools.py >> > >> > >> > I removed /usr/share/pyshared/sympy/ but the problem still happens. >> > >> > Any other ideas? >> > >> > On Monday, October 28, 2013 1:50:38 AM UTC+1, Aaron Meurer wrote: >> >> >> >> It works for me. >> >> >> >> Make sure that you don't have anything named "roots" laying around. Or >> >> any additional files or directories for that matter (git status will >> >> tell you what untracked file you have in your repository). Python 3 >> >> has these annoying "namespace" packages, meaning that if you have any >> >> directory in your current directory (even if it's completely unrelated >> >> to Python) with the same name as a package, it will break Python, >> >> because it will try to import that directory instead of the package. >> >> >> >> Aaron Meurer >> >> >> >> On Sun, Oct 27, 2013 at 3:26 AM, Pablo Puente <[email protected]> >> >> wrote: >> >> > I did a pull from master and now I get an import error: >> >> > >> >> > pape@lenovo:~/sympy$ python3 bin/test >> >> > Traceback (most recent call last): >> >> > File "bin/test", line 76, in <module> >> >> > import sympy >> >> > File "/home/pape/sympy/sympy/__init__.py", line 35, in <module> >> >> > from .polys import * >> >> > File "/home/pape/sympy/sympy/polys/__init__.py", line 21, in >> >> > <module> >> >> > from . import numberfields >> >> > File "/home/pape/sympy/sympy/polys/numberfields.py", line 26, in >> >> > <module> >> >> > from sympy.polys.rootoftools import RootOf >> >> > File "/home/pape/sympy/sympy/polys/rootoftools.py", line 16, in >> >> > <module> >> >> > from sympy.polys.polyroots import ( >> >> > File "/home/pape/sympy/sympy/polys/polyroots.py", line 22, in >> >> > <module> >> >> > from sympy.simplify import simplify, powsimp >> >> > File "/home/pape/sympy/sympy/simplify/__init__.py", line 23, in >> >> > <module> >> >> > from .hyperexpand import hyperexpand >> >> > File "/home/pape/sympy/sympy/simplify/hyperexpand.py", line 80, in >> >> > <module> >> >> > from sympy.series import residue >> >> > File "/home/pape/sympy/sympy/series/__init__.py", line 6, in >> >> > <module> >> >> > from .series import series >> >> > File "/home/pape/sympy/sympy/series/series.py", line 4, in <module> >> >> > from sympy.integrals import integrate >> >> > File "/home/pape/sympy/sympy/integrals/__init__.py", line 12, in >> >> > <module> >> >> > from .integrals import integrate, Integral, line_integrate >> >> > File "/home/pape/sympy/sympy/integrals/integrals.py", line 3, in >> >> > <module> >> >> > from sympy.concrete.expr_with_limits import AddWithLimits >> >> > File "/home/pape/sympy/sympy/concrete/__init__.py", line 1, in >> >> > <module> >> >> > from .products import product, Product >> >> > File "/home/pape/sympy/sympy/concrete/products.py", line 11, in >> >> > <module> >> >> > from sympy.polys import quo, roots >> >> > ImportError: cannot import name roots >> >> > >> >> > -- >> >> > You received this message because you are subscribed to the Google >> >> > Groups >> >> > "sympy" group. >> >> > To unsubscribe from this group and stop receiving emails from it, >> >> > send >> >> > an >> >> > email to [email protected]. >> >> > To post to this group, send email to [email protected]. >> >> > Visit this group at http://groups.google.com/group/sympy. >> >> > For more options, visit https://groups.google.com/groups/opt_out. >> > >> > -- >> > You received this message because you are subscribed to the Google >> > Groups >> > "sympy" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> > an >> > email to [email protected]. >> > To post to this group, send email to [email protected]. >> > Visit this group at http://groups.google.com/group/sympy. >> > For more options, visit https://groups.google.com/groups/opt_out. > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "sympy" group. 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