code: def _create_body(self, name, label=None, cidr=None):
          
          label = label or name
          body = {"network": {
                  "label": label,
                  "cidr": cidr,
                  }}
          return body
docs: Used to create the dict required to create a network. Accepts either
          'label' or 'name' as the keyword parameter for the label attribute.