timefold-solver

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Using overconstraint with way more shifts than people can handle seems to make hard constraints unusable

1

Dear TimefoldAI, **Describe the bug** I created a basic demonstration of a timeshift employee schedule. It uses overconstraint in order to leave unassinged shifts. But having extra shifts, way more...

athoik

Python solver: ModuleNotFoundError: No module named 'java.lang' (or 'java.io')

2

If the python solver is executed from a working directory that contains a directory called `java` (or maybe `javax` too), we get this error message: ``` ModuleNotFoundError: No module named...

ge0ffrey

Upgrade from Optaplanner Failure: Missing rewrite() Method in upgrade-timefold.gradle Script

4

**Describe the bug** Gradle build fails with an exception when running the upgrade script for Timefold Solver. The error indicates that the `rewrite()` method is not found. **Expected behavior** he...

AvatarHwang

When run 100_000 times on my laptop, it timed out 5 times. In that case, the test would hang on job.getFinalBestSolution().

triceo

Can't use value ranges from python

3

**Describe the bug** An error is encountered when attempting to annotate a ValueRangeProvider as a CountableValueRange **Expected behavior** No error is encountered **Actual behavior** ``` java.lang.java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: The entityClass (class...

luxaritas

**Describe the bug** When instantiating a planning entity with a lambda as an attribute, an error will be thrown at runtime **Expected behavior** It should work equivalently to passing a...

luxaritas

Cant consistently create relation between two python planning entities

2

**Describe the bug** Attempting to have two planning entities refer to each other leads to a runtime error **Expected behavior** It should work just as it already does if the...

luxaritas

**Describe the bug** Attempting to make a planning entity class generic fails with a runtime error **Expected behavior** Solving succeeds just as it does without the generic **Actual behavior** ```...

luxaritas

**Describe the bug** Attempting to use easy_score_calculator in a python solver causes a runtime error **Expected behavior** No error **Actual behavior** ``` Traceback (most recent call last): File "DefaultSolver.java", line...

luxaritas

Code stopped working after Python upgrade

1

**Describe the bug** After upgrading Python from version 3.10.12 to 3.11.10 my previously working code stopped working. **To Reproduce** I believe this is the relevant bit of code: ```python @planning_entity...

JelleVE