puts "================"
puts "OCC326"
puts "================"
puts ""
###########################################################
## Exception is raised in sewing on internal edges on attached shape
###########################################################

restore [locate_data_file OCC326.brep] a 

if [catch { sewing result a } catch_result] {                                                                                                                       
    puts "Faulty OCC326: here is sewing problem"                                                                                                                                 
} else {
    puts "OCC326 OK: Sewing is ok, there is no except"
}

set 2dviewer 0