How to access the floating shape?

[lxbcyllt]

I want to access the floating shape,but It seems that python-docx only support the inline shape.
e.g.

from docx import Document
doc=Document('test.docx')
len(doc.inline_shapes)
5

How can I get the numbers of the floating shape in a word document?

[fatpandaria]

any progress here? if I want to edit the text inside the floating shape, what should I do? Need help, thanks in advance