code: def fetch(self, raise_exc=True):
          '''Performs a GET request to the uri of this navigator'''
          self._request(GET, raise_exc=raise_exc)  # ingests response
          self.fetched = True
          return self.state.copy(f fetch(self, raise_exc=True):
          '''Performs a GET request to the uri of this navigator'''
          self._request(GET, raise_exc=raise_exc)  # ingests response
          self.fetched = True
          return self.state.copy()
docs: Performs a GET request to the uri of this navigator