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pptx-shell-verify

Verify PowerPoint presentation contents using python-pptx via shell when standard file readers fail

62

Quality

78%

Does it follow best practices?

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Adds up to 20 points to the overall score

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SecuritybySnyk

Passed

No findings from the security scan

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tessl review fix ./benchmarks/gdpval/skills/pptx-shell-verify/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

75%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The skill body is highly actionable with executable code and a clear sequenced workflow, well-organized for a single-purpose skill. Its main weakness is mild verbosity in the Prerequisites and Best Practices sections and the absence of a structured file split for the embedded script.

Suggestions

Trim the Best Practices list and Prerequisites prose, or move them to a short reference, to improve token efficiency.

Move verify_pptx.py into a scripts/ file and reference it from SKILL.md to tighten the overview and improve progressive disclosure.

Add an explicit feedback loop note (e.g. "If verification reports missing titles, fix the source file and re-run") to strengthen workflow clarity.

DimensionReasoningScore

Conciseness

The body is mostly efficient with executable code and commands, but the Prerequisites section and Best Practices list (e.g. "Always verify after creation", "Keep verification script reusable") add unnecessary explanation that could be trimmed.

3 / 5

Actionability

Provides a complete, copy-paste-ready verify_pptx.py script plus concrete shell commands for library checks and execution, with expected JSON output and runnable validation assertions covering the common cases.

5 / 5

Workflow Clarity

A clear 5-step sequence with checkpoints (try standard read first, confirm library availability before running) and error handling via exit codes, but it lacks an explicit validate-fix-retry feedback loop that would warrant a 5.

4 / 5

Progressive Disclosure

No bundle files exist, so all content is inlined; sections are well-organized and easy to navigate, though the ~40-line verification script is content that could arguably live in a scripts/ file rather than inline.

4 / 5

Total

16

/

20

Passed

Description

70%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is clear and reasonably specific with both a what and a when clause, but the trigger condition is technical rather than user-natural and it lists only one concrete action. Strengthening the trigger phrasing and enumerating specific verification actions would lift it.

Suggestions

Add concrete user-facing trigger phrases, e.g. "Use when the user asks to verify a PowerPoint's slide count, titles, or structure, or when file readers fail on .pptx files."

Enumerate specific actions (e.g. "extract slide count, slide titles, and shape counts") to raise specificity.

Include the explicit file extension token ".pptx" alongside "pptx" for stronger trigger-term coverage.

DimensionReasoningScore

Specificity

"Verify PowerPoint presentation contents using python-pptx via shell" names the domain, tool, and one concrete action (verify contents), but does not enumerate several specific actions, matching the anchor for 1-2 concrete actions.

3 / 5

Completeness

States a clear 'what' (verify presentation contents via python-pptx) and a 'when' ("when standard file readers fail"), but the trigger is a narrow technical condition rather than concrete user-facing trigger phrases.

4 / 5

Trigger Term Quality

Includes natural terms ("PowerPoint", "presentation") plus the technical token "pptx"/"python-pptx", giving good keyword coverage, though a few natural user phrases like "PowerPoint files" are missing.

4 / 5

Distinctiveness Conflict Risk

The pptx-via-python-pptx-shell-fallback niche is mostly distinct with only minor overlap risk against general presentation skills; it is more specific than the anchor 3 example but lacks the rich distinct triggers of anchor 5.

4 / 5

Total

15

/

20

Passed

Validation

100%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository
HKUDS/OpenSpace
Reviewed

Table of Contents

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