##
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