Remove unused CachePolicyIsStaleError.

PiperOrigin-RevId: 493296928
google · Dec 6, 2022 · beb8704 · beb8704
1 parent fe5ee7f
commit beb8704
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diff --git a/vizier/_src/pythia/pythia_errors.py b/vizier/_src/pythia/pythia_errors.py
@@ -32,16 +32,6 @@ class TemporaryPythiaError(PythiaError):
   """
 
 
-class CachedPolicyIsStaleError(PythiaError):
-  """Raise this if the cached Policy instance is too stale.
-
-  Raised by Policy code.  Because Policy instances are cached,
-  they could potentially become stale.  If so, code should raise this,
-  and the computation will be restarted with a freshly created Policy
-  instance.
-  """
-
-
 class InactivateStudyError(PythiaError):
   """Pythia cannot handle this Study as configured; inactivate it.
 

diff --git a/vizier/pythia.py b/vizier/pythia.py
@@ -24,7 +24,6 @@
 from vizier._src.pythia.policy import SuggestDecision
 from vizier._src.pythia.policy import SuggestRequest
 from vizier._src.pythia.policy_supporter import PolicySupporter
-from vizier._src.pythia.pythia_errors import CachedPolicyIsStaleError
 from vizier._src.pythia.pythia_errors import CancelComputeError
 from vizier._src.pythia.pythia_errors import InactivateStudyError
 from vizier._src.pythia.pythia_errors import LoadTooLargeError