why did these companies choose Tcl over Python

[Hrvoje Niksic]

Roy Smith <roy at panix.com> writes:

> We also had lots of hooks into C code.  Doing that is trivial in Tcl.  Yes, 
> I know you can extend/embed Python, but it's a LOT easier in Tcl.
> Embedding a Tcl interpreter in a C program is literally one line of
> code.

Have you tried both or just Tcl?  I've seen examples of both and they
look about equally simple to set up.
http://docs.python.org/ext/high-level-embedding.html shows a Python
high-level example.  Many companies use the kind of simple embedding
shown there in real-world projects.