OwenKephart

[DS][1/n] Create SchedulingConditionEvaluationContext

1

## Summary & Motivation Creates a new SchedulingConditionEvaluationContext. This is essentially a "fresh start" for rebuilding the context object, to make it easier to refactor / delete the current state...

## Summary & Motivation This logic was only necessary for the first tick after a user upgraded from dagster version =1.6.0. Even then, its only purpose was to improve the...

[DS][36/n] Create ScheduledSince condition

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## Summary & Motivation creates a condition which determines if an asset partition has been requested within some lookback period. It does this by keeping track of a set of...

[DS][x/n] Create ChildCondition condition

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## Summary & Motivation Going to leave this as a draft for a bit. This creates a condition which resolves to the union of any conditions set on a child....

[DS][34/n] Remove some AssetCondition references

1

## Summary & Motivation Noticed that some bits of the code still reference AssetCondition instead of SchedulingCondition ## How I Tested These Changes

[DS][33/n] Create static constructor for cron condition

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## Summary & Motivation Creates a sort of "distributed schedule" condition. In the limit (all nodes share the same schedule), this functions essentially equivalently to a regular `@schedule`, but this...

[DS][32/n] Update UpdatedSinceCronCondition

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## Summary & Motivation First, realized that this wasn't actually tested. Added real tests, and updated the implementation to be slightly more efficient. In particular, previously whenever any partition of...

[DS][30/n] Create new unique ids for each child based off of index

3

## Summary & Motivation This fixes an issue I noticed when experimenting with the PR above this (creating the eager condition). If we base an evaluation node's id off of...

[DS][31/n] Mark SchedulingCondition as experimental

1

## Summary & Motivation As title ## How I Tested These Changes

[DS][27/n] Make candidate_slice and true_slice Optional

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## Summary & Motivation This helps avoid a class of errors using the type system. We have these concepts of "AssetSubsets" vs. "ValidAssetSubsets", where valid asset subsets are known to...