code: def new_binary_container(self, name):
          
          self._message_stack.append(BinaryContainerTemplate(name, self._current_container))
docs: Defines a new binary container to template.
  
          Binary container can only contain binary fields defined with `Bin`
          keyword.
  
          Examples:
          | New binary container | flags |
          | bin | 2 | foo |
          | bin | 6 | bar |
          | End binary container |