code: def packageDescriptor(self, dir=os.getcwd(), args=[]):
  		
  		
  		# Verify that an Unreal project or plugin exists in the specified directory
  		descriptor = self.getDescriptor(dir)
  		
  		# Perform the packaging step
  		if self.isProject(descriptor):
  			self.packageProject(dir, args[0] if len(args) > 0 else 'Shipping', args[1:])
  		else:
  			self.packagePlugin(dir, args)
docs: Packages a build of the Unreal project or plugin in the specified directory