##
3.4.1 Example

The following example demonstrates how to start up and test operation of the `fpectl` module.

    >>> import fpectl
    >>> import fpetest
    >>> fpectl.turnon_sigfpe()
    >>> fpetest.test()
    overflow        PASS
    FloatingPointError: Overflow

    div by 0        PASS
    FloatingPointError: Division by zero
      [ more output from test elided ]
    >>> import math
    >>> math.exp(1000)
    Traceback (most recent call last):
      File "<stdin>", line 1, in ?
    FloatingPointError: in math_1