Resolve dependency problems (#511)

* Add a temporary upper bounds on scipy and orbax-checkpoint versions

* Resolve ray import issue

requirements.txt

@@ -1,11 +1,11 @@
 typing_extensions
 numpy>=1.20.0
-scipy>=1.6.0
+scipy>=1.6.0,<1.13
 imageio>=2.17
 tifffile
 matplotlib
 jaxlib>=0.4.3,<=0.4.23
 jax>=0.4.3,<=0.4.23
-orbax-checkpoint
+orbax-checkpoint<=0.5.7
 flax>=0.6.1,<=0.7.5
 pyabel>=0.9.0

scico/ray/tune.py

@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright (C) 2021-2023 by SCICO Developers
+# Copyright (C) 2021-2024 by SCICO Developers
 # All rights reserved. BSD 3-clause License.
 # This file is part of the SCICO package. Details of the copyright and
 # user license can be found in the 'LICENSE' file distributed with the
@@ -23,7 +23,7 @@
 except ImportError:
     raise ImportError("Could not import ray.tune; please install it.")
 import ray.air
-from ray.tune import Trainable, loguniform, report, uniform, with_parameters  # noqa
+from ray.tune import Trainable, loguniform, uniform, with_parameters  # noqa
 from ray.tune.experiment.trial import Trial
 from ray.tune.progress_reporter import TuneReporterBase, _get_trials_by_state
 from ray.tune.result_grid import ResultGrid