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Fix recent changes so that this section will format again.
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@ -406,18 +406,19 @@ often contrive doctest examples to produce numbers of that form:
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Simple fractions are also easier for people to understand, and that makes
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for better documentation.
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\end{enumerate}
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\item Be careful if you have code that must only execute once.
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If you have module-level code that must only execute once, a more foolproof
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definition of \function{_test} is
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definition of \function{_test()} is
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\begin{verbatim}
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def _test():
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import doctest, sys
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doctest.testmod(sys.modules["__main__"])
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\end{verbatim}
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\end{enumerate}
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\subsection{Soapbox}
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