Retrieves the image corresponding to the handle and the description, as one of the descriptions retrieved by GetImageProperties, and store it in a local file.

If the "transform" property description exists it should be set to one of the value listed by GetImageProperties for this description.

If description is an empty dict, the native image will be retrieved.

Possible errors:

Retrieves the image properties corresponding to the handle.

The first dict entry is mandatory and correspond to 'handle' and 'name' of the image.

The second dict entry is mandatory and correspond to the native description ('type':'native') of the image.

The following dict entries are optional and correspond to variant descriptions of the image. If the 'transform' entry exists in the description, it lists the available possible image transformations and should be set to one of them before using the description as parameter to GetImage.

Possible property values:

Possible errors:

Retrieves the image thumbnail corresponding to the handle and store it in a local file.

Possible errors: