text: from ObjectCollection import *
  from tclCommands.TclCommand import TclCommandSignaled
  
  
  class TclCommandInteriors(TclCommandSignaled):
      """
      Tcl shell command to get interiors of polygons
      """
  
      # array of all command aliases, to be able use  old names for backward compatibility (add_poly, add_polygon)
      aliases = ['interiors']
  
      # dictionary of types from Tcl command, needs to be ordered
      arg_names = collections.OrderedDict([
          ('name', str)
      ])
  
      # dictionary of types from Tcl command, needs to be ordered , this  is  for options  like -optionname value
      option_types = collections.OrderedDict([
          ('outname', str)
      ])
  
      # array of mandatory options for current Tcl command: required = {'name','outname'}
      required = ['name']
  
      # structured help for current command, args needs to be ordered
      help = {
          'main': "Get interiors of polygons.",
          'args':  collections.OrderedDict([
              ('name', 'Name of the source Geometry object.'),
              ('outname', 'Name of the resulting Geometry object.')
          ]),
          'examples': []
      }
  
      def execute(self, args, unnamed_args):
          """
          execute current TCL shell command
  
          :param args: array of known named arguments and options
          :param unnamed_args: array of other values which were passed into command
              without -somename and  we do not have them in known arg_names
          :return: None or exception
          """
  
          name = args['name']
  
          if 'outname' in args:
              outname = args['outname']
          else:
              outname = name + "_interiors"
  
          obj = self.app.collection.get_by_name(name)
          if obj is None:
              self.raise_tcl_error("Object not found: %s" % name)
  
          if not isinstance(obj, Geometry):
              self.raise_tcl_error('Expected Geometry, got %s %s.' % (name, type(obj)))
  
          def geo_init(geo_obj, app_obj):
              geo_obj.solid_geometry = obj_interiors
  
          obj_interiors = obj.get_interiors()
          self.app.new_object('geometry', outname, geo_init)
  