ID 252736 - Nuke crashes 10.0v5 by querying a newly created format that doesn't have a name.

Problem summary
Nuke crashes 10.0v5  by querying a newly created format that doesn't have a name.

Customer reported version
nuke.10.0v5

Customer reported platform
n_a_linux

Workaround
Unknown. If known please add steps to workaround or avoid the problem

Expected behaviour
It seems the default ctor DD::Image::Format deliberately does nothing.