Crash in Python doc build #3600
Description
Subject: Crash on CPython docs, python/cpython#967
Problem
- Sphinx crashed with an UnboundLocalError.
Procedure to reproduce the problem
./venv/bin/python -m sphinx -b suspicious -d build/doctrees -D latex_elements.papersize= -q -W . build/suspicious
Error logs / results
./venv/bin/python -m sphinx -b suspicious -d build/doctrees -D latex_elements.papersize= -q -W . build/suspicious
Exception occurred:
File "/home/travis/virtualenv/python3.6.0/lib/python3.6/site-packages/sphinx/domains/python.py", line 317, in before_content
if prefix:
UnboundLocalError: local variable 'prefix' referenced before assignment
The full traceback has been saved in /tmp/sphinx-err-o5k5mazo.log, if you want to report the issue to the developers.
Please also report this if it was a user error, so that a better error message can be provided next time.
A bug report can be filed in the tracker at <https://github.com/sphinx-doc/sphinx/issues>. Thanks!
make[1]: *** [build] Error 1
make[1]: Leaving directory `/home/travis/build/python/cpython/Doc'
Suspicious check complete; look for any errors in the above output or in build/suspicious/suspicious.csv. If all issues are false positives, append that file to tools/susp-ignored.csv.
make: *** [suspicious] Error 1
Expected results
Reproducible project / your project
Environment info
- OS: <Unix/Linux/Mac/Win/other with version>
- Python version:
- Sphinx version:
- <Extra tools e.g.: Browser, tex or something else>