sympy/sympy — pull request #1765 by asmeurer (2013-02-09 00:47:17+00:00)
Title: Python 2.5 doctest

This is a start to getting the doctest runner to work with `with` statements in Python 2.5. For some reason, the fix works in assume.py but not in pytest.py. There are also skipped with statement doctests in mpmath, but I didn't change those.