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tardiff

Compare two tarballs and emit a markdown diff report.

Reports:

  • Files present only in A (removed in B)
  • Files present only in B (added in B)
  • Files in both whose size changed (with absolute and percentage delta)
  • Per-tarball totals (file count + total bytes) and the net delta

Supported formats: .tar, .tar.gz/.tgz, .tar.bz2/.tbz2, .tar.xz/.txz (compression is auto-detected).

Install

From PyPI:

pip install py-tardiff

(The distribution name on PyPI is py-tardiff; the import name and CLI are both tardiff.)

From source:

pip install .

Or run without installing, using a one-off environment:

pipx run --spec py-tardiff tardiff OLD.tar.gz NEW.tar.gz

Usage

tardiff OLD.tar.gz NEW.tar.gz              # writes diff.md
tardiff OLD.tar.gz NEW.tar.gz -o report.md # custom output path
python -m tardiff OLD.tar.gz NEW.tar.gz    # equivalent

A short summary is printed to stderr so the command composes in pipelines:

Wrote diff.md: -3 +5 ~12 files, Δ +4096 B

Library use

from pathlib import Path
from tardiff import read_tar, compute_diff, render_report

a = read_tar(Path("old.tar.gz"))
b = read_tar(Path("new.tar.gz"))
diff = compute_diff(a, b)
print(render_report(a, b, diff))

Status

Could be lots better. Filters, ignore small changes, file content diffs, etc.

— Kurt

License

MIT — see LICENSE.

Metadata

Release files for py-tardiff 0.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for py-tardiff 0.1
File Size Uploaded Provenance Actions
py_tardiff-0.1.tar.gz 5.6 kB With provenance Details for py_tardiff-0.1.tar.gz

Built distribution (wheel)

Table of built distributions (wheels) for py-tardiff 0.1
File Interpreter ABI Platform Actions
py_tardiff-0.1-py3-none-any.whl Python 3 none any Details for py_tardiff-0.1-py3-none-any.whl

Total release size: 12.7 kB

Release files / py_tardiff-0.1.tar.gz

Download URL py_tardiff-0.1.tar.gz
Size 5.6 kB
Tags Source
SHA-256 checksum
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7d6f3107ad9c19d768a1d1bb06533cbc7aee6fe7ed635acc9a3f28a66be78be6
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18542d8553441d531c3f3b0a876db5e64d0548461d0173177a3fe74a6a8b8b7b
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Yes
Uploaded via twine/6.1.0 CPython/3.13.12

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PyPI verified that this artifact, at this checksum, originated from the publisher listed below.

Signed by GitHub Actions, verified by PyPI on May 22, 2026.

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Release files / py_tardiff-0.1-py3-none-any.whl

Download URL py_tardiff-0.1-py3-none-any.whl
Size 7.1 kB
Tags Python 3
SHA-256 checksum
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7f9badbc582f4d64b4837c12620af629a72822d08380e296b0a19339c6d458fd
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5523f91109f2d107ec84337112cbf5f3e58065f08788e3c95fdc167f1feccc56
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What is trusted publishing?
Yes
Uploaded via twine/6.1.0 CPython/3.13.12

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PyPI Publish Attestation

PyPI verified that this artifact, at this checksum, originated from the publisher listed below.

Signed by GitHub Actions, verified by PyPI on May 22, 2026.

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Security for py-tardiff 0.1

Provenance

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Full provenance

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Attestation for py_tardiff-0.1.tar.gz

PyPI Publish Attestation

PyPI verified that this artifact, at this checksum, originated from the publisher listed below.

Signed by GitHub Actions, verified by PyPI on May 22, 2026.

Transparency log

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This release

0.1 This release

2 release files Full provenance

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