IceGuard
Published on PyPI: pypi.org/project/iceguard · Download stats: pepy.tech/project/iceguard (aggregated; PyPI does not expose per-version counts in the API)
Reliability library for Spark-on-AWS-Lambda (SoAL) lakehouse writes. Chunked writes with timeout rollback, S3 checkpoints, orphan cleanup, and optional CloudWatch or OpenTelemetry metrics.
| Capability | Out of the box | You provide |
|---|---|---|
| Timeout rollback between chunks | Yes | — |
| Checkpoint resume (S3) | Yes | S3 bucket |
| S3 path cleanup on rollback | Yes (track_paths) |
— |
| Iceberg / Delta / Hudi adapters | Yes (S3 fallback) | Catalog / commit client for metadata |
| Orphan scan CLI | Yes | IAM on table path |
Blocking df.write.save() in protect() only |
No | Use write_dataframe |
Install
pip install iceguard
# With optional extras
pip install "iceguard[spark,iceberg,hudi,otel]==1.0.0"
# From source (specific tag)
pip install "git+https://github.com/vaquarkhan/IceGuard.git@v1.0.0"
Extras: [spark], [iceberg], [hudi], [otel], [dev]
Quick start
import iceguard
with iceguard.protect(context, s3_bucket="my-checkpoints") as writer:
writer.write(
path="s3://lake/db/table",
total_records=10_000,
batch_writer=lambda s, e: write_chunk(s, e),
track_paths=lambda s, e: new_paths(s, e),
)
Spark: iceguard.write_dataframe(writer, df, path, write_format="iceberg")
CLI: iceguard orphans scan s3://lake/db/table --json
Repository layout
| Path | Purpose |
|---|---|
| docs/ | Full documentation |
| examples/ | Python, SAM, CDK samples |
| terraform/ | Modular production IaC |
| infra/cloudwatch/ | Dashboard JSON |
| src/iceguard/ | Library source |
Development
pip install -e ".[dev]"
pytest tests --cov=iceguard
python validation/run_all.py
Release status
See docs/STATUS.md for capability checklist. v1.0.0 is published via GitHub Actions trusted publishing (OIDC) on release tags.
Documentation
License
MIT — see LICENSE.
1 maintainer
Metadata
1 maintainer
Release files for iceguard 1.0.0
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Source distribution (sdist)
| File | Size | Uploaded | Provenance | Actions |
|---|---|---|---|---|
| iceguard-1.0.0.tar.gz | 27.6 kB | With provenance | Details for iceguard-1.0.0.tar.gz |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Actions Reset |
|---|---|---|---|---|
| iceguard-1.0.0-py3-none-any.whl | Python 3 | none | any | Details for iceguard-1.0.0-py3-none-any.whl |
Total release size: 65.6 kB
Release files / iceguard-1.0.0.tar.gz
| Download URL | iceguard-1.0.0.tar.gz |
|---|---|
| Size | 27.6 kB |
| Tags | Source |
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| Download URL | iceguard-1.0.0-py3-none-any.whl |
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| Size | 38.0 kB |
| Tags | Python 3 |
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SHA-256 checksum How to use checksums |
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Yes |
| Uploaded via |
twine/6.1.0 CPython/3.13.12
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Signed by GitHub Actions, verified by PyPI on May 20, 2026.
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