The following error message appears on starting spyder: /usr/lib64/python2.7/site-packages/IPython/frontend.py:30: UserWarning: The top-level `frontend` package has been deprecated. All its subpackages have been moved to the top `IPython` level. warn("The top-level `frontend` package has been deprecated. " Traceback (most recent call last): File "/usr/lib/python-exec/python2.7/spyder", line 3, in <module> start_app.main() File "/usr/lib64/python2.7/site-packages/spyderlib/start_app.py", line 72, in main from spyderlib import spyder File "/usr/lib64/python2.7/site-packages/spyderlib/spyder.py", line 106, in <module> from spyderlib.plugins.inspector import ObjectInspector File "/usr/lib64/python2.7/site-packages/spyderlib/plugins/inspector.py", line 39, in <module> from spyderlib.widgets.ipython import IPythonControlWidget File "/usr/lib64/python2.7/site-packages/spyderlib/widgets/ipython.py", line 15, in <module> from IPython.frontend.qt.console.rich_ipython_widget import RichIPythonWidget File "/usr/lib64/python2.7/site-packages/IPython/qt/console/rich_ipython_widget.py", line 20, in <module> from ipython_widget import IPythonWidget File "/usr/lib64/python2.7/site-packages/IPython/qt/console/ipython_widget.py", line 25, in <module> from frontend_widget import FrontendWidget File "/usr/lib64/python2.7/site-packages/IPython/qt/console/frontend_widget.py", line 9, in <module> from pygments.lexers import PythonLexer ImportError: No module named pygments.lexers After installing dev-python/pygments-1.6 spyder starts just fine.
This dependency is now present in dev-python/spyder-3.0.2 and dev-python/spyder-3.0.2-r1.