Create additional Edges when subdividing When I make clothing and subdivide one piece that I am going to sew together with some other piece, I want addtional edges to be created.
So, suppose I have this:

In that case, I dont want it to be transformed like this:

But rather like this:

Is there any one or two clicks solution to this?
If there isn't, I would also be thankful for relevant API references, so I could maybe write an add-on that does exactly what I want.
I couldn't really find an existing solution that satisfied my requirements, so I wrote a script that does exactly what is descripted in this post.
You can get it here.
Since this is my first time I am working with Python, I would be thankful for some feedback, especially regarding the installing process as an add-on, because that just doesn't work, yet.