Traceback (most recent call last):


 "/home/docs/checkouts/readthedocs.org/user_builds/toga/envs/latest/local/lib/python2.7/site-packages/sphinx/ext/autodoc.py", line 385, in import_object

__import__(self.modname)


 "/home/docs/checkouts/readthedocs.org/user_builds/toga/checkouts/latest/src/core/toga/__init__.py", line 13, in <module>

import toga.interface.app
# NOQA


 "/home/docs/checkouts/readthedocs.org/user_builds/toga/checkouts/latest/src/core/toga/interface/__init__.py", line 6, in <module>

from .widgets.box import *


 "/home/docs/checkouts/readthedocs.org/user_builds/toga/checkouts/latest/src/core/toga/interface/widgets/box.py", line 1, in <module>

from .base import Widget


 "/home/docs/checkouts/readthedocs.org/user_builds/toga/checkouts/latest/src/core/toga/interface/widgets/base.py", line 1, in <module>

from colosseum import CSSNode
ImportError: No module named colosseum

Traceback (most recent call last):


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\IPython\core\interactiveshell.py", line 2910, in run_code

exec(code_obj, self.user_global_ns, self.user_ns)


 "<ipython-input-13-ea59ec9e6d79>", line 1, in <module>

from sklearn.feature_extraction.text import TfidfTransformer


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\sklearn\__init__.py", line 134, in <module>

from .base import clone


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\sklearn\base.py", line 13, in <module>

from .utils.fixes import signature


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\sklearn\utils\__init__.py", line 11, in <module>

from .validation import (as_float_array,


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\sklearn\utils\validation.py", line 18, in <module>

from ..utils.fixes import signature


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\sklearn\utils\fixes.py", line 144, in <module>

from scipy.sparse.linalg import lsqr as sparse_lsqr
# noqa


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\scipy\sparse\linalg\__init__.py", line 114, in <module>

from .isolve import *


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\scipy\sparse\linalg\isolve\__init__.py", line 6, in <module>

from .iterative import *


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)


 "C:\WinPython-64bit-3.6.3.0Qt5\python-3.6.3.amd64\lib\site-packages\scipy\sparse\linalg\isolve\iterative.py", line 7, in <module>

from . import _iterative


 "C:\Program 
s\JetBrains\PyCharm Community Edition 2017.3\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 20, in do_import

module = self._system_import(name, *args, **kwargs)
ImportError: DLL load failed: The specified module could not be found.
