* **type** - _string_ - The type of format object to create, one of :
* copy
* exr
* j2k
* jpeg
* pdf
* pfm
* png
* ppm
* tiff
* webp
* **return** - _[types.dt_imageio_module_format_t](types.dt_imageio_module_format_t)_ - The newly created object. Exact type depends on the type passed