ClearDirectoryContents Clear contents of directory if it exists.

Check if a file exists at path.

GetModelType first tries to read the type from the LoadModelRequest.ModelKey json If there is an error parsing LoadModelRequest.ModelKey or the type is not found there, this will return the LoadModelRequest.ModelType which could possibly be an empty string.

GetSchemaPath extracts the schema path from the ModelKey field Will return an error if schema path exists but is in an invalid format.

RemoveFileFromListOfFileInfo The input `files` content is modified, the order of elements is changed.