https://help.autodesk.com/cloudhelp/ENU/Fusion-360-API/files/FilenameProperty_classType.htm
FilenameProperty.classType Method
FilenameProperty.classType Method
method
https://help.autodesk.com/cloudhelp/ENU/Fusion-360-API/files/FilenameProperty_isReadOnly.htm
FilenameProperty.isReadOnly Property
FilenameProperty.isReadOnly Property
property