Refactored the apscheduler.exceptions module

Removed unused exceptions, adjusted the inheritance of some remaining ones.

1 files changed, 15 insertions, 34 deletions

diff --git a/src/apscheduler/exceptions.py b/src/apscheduler/exceptions.py
index 21af6cd..4e680e6 100644
--- a/src/apscheduler/exceptions.py
+++ b/src/apscheduler/exceptions.py
@@ -10,14 +10,21 @@ class TaskLookupError(LookupError):
         super().__init__(f"No task by the id of {task_id!r} was found")
 
 
-class JobLookupError(KeyError):
+class ScheduleLookupError(LookupError):
+    """Raised by a scheduler when it cannot find the requested schedule."""
+
+    def __init__(self, schedule_id: str):
+        super().__init__(f"No schedule by the id of {schedule_id!r} was found")
+
+
+class JobLookupError(LookupError):
     """Raised when the job store cannot find a job for update or removal."""
 
     def __init__(self, job_id: UUID):
         super().__init__(f"No job by the id of {job_id} was found")
 
 
-class JobResultNotReady(KeyError):
+class JobResultNotReady(Exception):
     """Raised by ``get_job_result()`` if the job result is not ready."""
 
     def __init__(self, job_id: UUID):
@@ -34,26 +41,14 @@ class JobDeadlineMissed(Exception):
 
 class ConflictingIdError(KeyError):
     """
-    Raised when trying to add a schedule to a store that already contains a schedule by that ID,
-    and the conflict policy of ``exception`` is used.
+    Raised when trying to add a schedule to a store that already contains a schedule by
+    that ID, and the conflict policy of ``exception`` is used.
     """
 
     def __init__(self, schedule_id):
         super().__init__(
-            f"This data store already contains a schedule with the identifier {schedule_id!r}"
-        )
-
-
-class TransientJobError(ValueError):
-    """
-    Raised when an attempt to add transient (with no func_ref) job to a persistent job store is
-    detected.
-    """
-
-    def __init__(self, job_id):
-        super().__init__(
-            f"Job ({job_id}) cannot be added to this job store because a reference to the "
-            f"callable could not be determined."
+            f"This data store already contains a schedule with the identifier "
+            f"{schedule_id!r}"
         )
 
 
@@ -67,20 +62,6 @@ class DeserializationError(Exception):
 
 class MaxIterationsReached(Exception):
     """
-    Raised when a trigger has reached its maximum number of allowed computation iterations when
-    trying to calculate the next fire time.
+    Raised when a trigger has reached its maximum number of allowed computation
+    iterations when trying to calculate the next fire time.
     """
-
-
-class SchedulerAlreadyRunningError(Exception):
-    """Raised when attempting to start or configure the scheduler when it's already running."""
-
-    def __str__(self):
-        return "Scheduler is already running"
-
-
-class SchedulerNotRunningError(Exception):
-    """Raised when attempting to shutdown the scheduler when it's not running."""
-
-    def __str__(self):
-        return "Scheduler is not running"