gistfile1.txt

CRITICAL: coercing to Unicode: need string or buffer, list found
Traceback (most recent call last):
  File "/Users/jchen/.venvs/burrito.sh/bin/pelican", line 11, in <module>
    sys.exit(main())
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/__init__.py", line 419, in main
    pelican.run()
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/__init__.py", line 167, in run
    p.generate_context()
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/generators.py", line 508, in generate_context
    self.categories[article.category].append(article)
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/urlwrappers.py", line 48, in __eq__
    return self._key() == self._normalize_key(other)
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/urlwrappers.py", line 45, in _normalize_key
    return six.text_type(slugify(key, subs))
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/pelican/utils.py", line 234, in slugify
    value = Markup(value).striptags()
  File "/Users/jchen/.venvs/burrito.sh/lib/python2.7/site-packages/markupsafe/__init__.py", line 74, in __new__
    return text_type.__new__(cls, base)
TypeError: coercing to Unicode: need string or buffer, list found