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[ENH] Update chainladder.utils.sparse.floor(x) to return a copy of x

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Refactor 🔧Code level improvements that restructure existing logic without changing behavior.Code level improvements that restructure existing logic without changing behavior.

Status: Open.

#740 In casact/chainladder-python;

· genedan opened on May 7, 2026

[DISCUSSION] Include numpy as a dependency in pyrpoject.toml

dependenciesPull requests that update a dependency filePull requests that update a dependency file

Documentation 📚Changes to docstrings or the documentation site. No codebase changes.Changes to docstrings or the documentation site. No codebase changes.

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Great First Contribution! 🌱Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

python:uvPull requests that update python:uv codePull requests that update python:uv code

Status: Open.

#738 In casact/chainladder-python;

· genedan opened on May 6, 2026

[ENH] Refactor sparse.py type hierarchy

Effort > Moderate 🐕Mid-sized tasks estimated to take a few days to a few weeks.Mid-sized tasks estimated to take a few days to a few weeks.

Impact > Moderate 🔶User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).

Refactor 🔧Code level improvements that restructure existing logic without changing behavior.Code level improvements that restructure existing logic without changing behavior.

Status: Open.

#737 In casact/chainladder-python;

· genedan opened on May 6, 2026

[ENH] Superclass array modules

Effort > Serious 🐘Large, complex tasks requiring a few weeks to months of work.Large, complex tasks requiring a few weeks to months of work.

Impact > Moderate 🔶User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).

Status: Open.

Feature

#736 In casact/chainladder-python;

· genedan opened on May 6, 2026

Replace object type comparisons with string comparisons when pandas dtype is of type string

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Great First Contribution! 🌱Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Status: Open.

Bug

#728 In casact/chainladder-python;

· genedan opened on Apr 29, 2026

Deprecate axis argument from TrianglePandas.groupby()

Effort > Moderate 🐕Mid-sized tasks estimated to take a few days to a few weeks.Mid-sized tasks estimated to take a few days to a few weeks.

Impact > Moderate 🔶User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).

Status: Open.

Feature

#727 In casact/chainladder-python;

· genedan opened on Apr 28, 2026

Wrap raw HTML in StringIO

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Great First Contribution! 🌱Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Status: Open.

Bug

#726 In casact/chainladder-python;

· genedan opened on Apr 28, 2026

Adopt microsecond as default datetime precision

Effort > Serious 🐘Large, complex tasks requiring a few weeks to months of work.Large, complex tasks requiring a few weeks to months of work.

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Status: Open.

Feature

#725 In casact/chainladder-python;

· genedan opened on Apr 28, 2026

Drop Python 3.10 support

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Great First Contribution! 🌱Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Status: Open.

Bug

#724 In casact/chainladder-python;

· genedan opened on Apr 28, 2026

[ENH] Re-implementation of Triangle.to_dict()

Effort > Moderate 🐕Mid-sized tasks estimated to take a few days to a few weeks.Mid-sized tasks estimated to take a few days to a few weeks.

Impact > Significant 💠High impact changes. Should only be done in response with community inputs.High impact changes. Should only be done in response with community inputs.

Status: Open.

Feature

#723 In casact/chainladder-python;

· genedan opened on Apr 26, 2026

Cross-section implementation

Effort > Moderate 🐕Mid-sized tasks estimated to take a few days to a few weeks.Mid-sized tasks estimated to take a few days to a few weeks.

Impact > Moderate 🔶User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).User-visible but non-breaking change. Treated like a minor version bump (e.g., 0.6.5 → 0.7.0).

Status: Open.

Feature

#720 In casact/chainladder-python;

· genedan opened on Apr 25, 2026

[ENH] Provide an Agent Skill for chainladder workflows

Documentation 📚Changes to docstrings or the documentation site. No codebase changes.Changes to docstrings or the documentation site. No codebase changes.

Effort > Brief 🐇Small tasks expected to take a few hours up to a couple of days.Small tasks expected to take a few hours up to a couple of days.

Great First Contribution! 🌱Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!Beginner friendly tickets with narrow scope and huge impact. Perfect to join our community!

Impact > Minor 🔷Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).Small, backward compatible change. Treat like a patch release (e.g., 0.5.8 → 0.5.9).

Status: Open.

Feature

#718 In casact/chainladder-python;

· EKtheSage opened on Apr 25, 2026