traits

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Adaptation manager has ill-defined `sort` usage.

2

In `AdaptationManager._adapt` there's a line: ``` edges.sort(cmp=_by_weight_then_from_protocol_specificity) ``` But the `_by_weight_then_from_protocol_specificity` function doesn't give a transitive relation, so the results of the sort are undefined. It's not clear to me...

mdickinson

observe mini-language: consider allowing '*' in a non-terminal position

1

#1496 introduced `"*"` to mean "any trait" into the observe mini-language; #1525 disallowed use of `"*"` in a non-terminal position, since with current meanings and semantics it's very hard to...

mdickinson

anytrait: evaluate performance consequences of using per-trait listeners instead of per-object listeners

2

The filtered trait mechanisms in the `observe` framework (and in particular the `anytrait` special case introduced in #1496) register listeners on a per-trait basis. This is in contrast to the...

mdickinson

Rename ObserverGraph.node to ObserverGraph.observer

1

Suggestion for readability and accessibility of the observe code to newcomers: rename `ObserverGraph.node` to `ObserverGraph.observer`. "node" is a generic term that doesn't describe well what it refers to. The object...

mdickinson

Sync_trait() does not propagate mutations of Dict traits

2

Hi there! This issue is to report an un expected behaviour using `HasTraits.sync_trait()` with `Dict` traits. In the code snippet below, I have to `Dict` traits synchronised: when the `Dict`...

xamcost

Remove traits.has_traits.any_trait

1

There's an `any_trait` constant exposed in the `traits.has_traits` module. It's not documented, tested, exposed in `traits.api`, or used within Traits or elsewhere in ETS, and I haven't found uses in...

mdickinson

Add a TypedReadOnly trait

5

This PR adds a Typed version of the ReadOnly trait.

itziakos

Add documentation build to weekly cron job

1

The CI issue with Sphinx 4.0 (#1463) went undiscovered for several weeks, only to rear its head when we wanted to make a PR for something unrelated. We many want...

mdickinson

chained cached properties get evaluated too often

3

When a cached property depends on an intermediate cached property, the intermediate property gets immediately evaluated when it's dependencies change. This is suboptimal, as cached properties are typically expensive to...

burnpanck

Integrations with asyncio

3

It would be interesting to look at ways that Traits might be integrated with asyncio, including adding a dispatch option that runs listeners on the current asyncio event loop. See...

mdickinson