              The session id(s) as key, with a further dictionary as value containing the loss name
              and list of loss values for each step
          """
          logger.debug("Getting loss: (session_id: %s)", session_id)
          retval: Dict[int, Dict[str, np.ndarray]] = {}
          for idx in [session_id] if session_id else self.session_ids:
              self._check_cache(idx)
              full_data = self._cache.get_data(idx, "loss")
              if not full_data:
                  continue
 
</s> remove         retval: Dict[int, np.ndarray] = {}
 </s> add         retval: dict[int, np.ndarray] = {} </s> remove         retval: Dict[int, str] = {}
 </s> add         retval: dict[int, str] = {} </s> remove         config_dicts: Dict[str, Dict[str, Any]] = {}
 </s> add         config_dicts: dict[str, dict[str, T.Any]] = {} </s> remove             all_loss: Dict[str, List[float]] = {}
 </s> add             all_loss: dict[str, list[float]] = {} </s> remove     loss: List[float] = field(default_factory=list)
 </s> add     loss: list[float] = field(default_factory=list)
        retval: dict[int, dict[str, np.ndarray]] = {}
              The session id(s) as key, with a further dictionary as value containing the loss name
              and list of loss values for each step
          """
          logger.debug("Getting loss: (session_id: %s)", session_id)
        retval: dict[int, dict[str, np.ndarray]] = {}
          for idx in [session_id] if session_id else self.session_ids:
              self._check_cache(idx)
              full_data = self._cache.get_data(idx, "loss")
              if not full_data:
                  continue
keep keep keep keep replace keep keep keep keep keep
 Rebase code (#1326)

* Remove tensorflow_probability requirement

* setup.py - fix progress bars

* requirements.txt: Remove pre python 3.9 packages

* update apple requirements.txt

* update INSTALL.md

* Remove python<3.9 code

* setup.py - fix Windows Installer

* typing: python3.9 compliant

* Update pytest and readthedocs python versions

* typing fixes

* Python Version updates
  - Reduce max version to 3.10
  - Default to 3.10 in installers
  - Remove incompatible 3.11 tests

* Update dependencies

* Downgrade imageio dep for Windows

* typing: merge optional unions and fixes

* Updates
  - min python version 3.10
  - typing to python 3.10 spec
  - remove pre-tf2.10 code
  - Add conda tests

* train: re-enable optimizer saving

* Update dockerfiles

* Update setup.py
  - Apple Conda deps to setup.py
  - Better Cuda + dependency handling

* bugfix: Patch logging to prevent Autograph errors

* Update dockerfiles

* Setup.py - Setup.py - stdout to utf-8

* Add more OSes to github Actions

* suppress mac-os end to end test 
lib/gui/analysis/event_reader.py