``port-for`` is a command-line utility and a python library that
helps with local TCP ports managment.
-It can find an unused TCP localhost port and remember the association.
+It can find an unused TCP localhost port and remember the association::
This can be useful when you are installing a stack of software
with multiple parts needing port numbers.
This is important because ports from ephemeral port range can
be assigned temporary by OS (e.g. by machine's IP stack) and
this may prevent service restart in some circumstances.
gimme_port doesn't return ports from ephemeral port ranges
+ doesn't return ports from ephemeral port ranges
configured at the current machine.
4) Other heuristics are also applied: ``port-for`` tries to return