davila7/excel-analysis

Analysez des feuilles de calcul Excel, créez des tableaux croisés dynamiques, générez des graphiques et effectuez des analyses de données.

Qu'est-ce que excel-analysis ?

Cette compétence permet à un agent IA d'analyser des fichiers Excel (.xlsx, .xls), d'extraire des informations à partir de feuilles de calcul, de créer des tableaux croisés dynamiques et de générer des graphiques. Elle est utile pour toute tâche impliquant l'analyse de données tabulaires, le résumé de rapports financiers, ou l'exploration de données structurées. La compétence lit les fichiers, interprète les colonnes, exécute des opérations de transformation (regroupement, agrégation, filtrage) et visualise les résultats sous forme de graphiques linéaires, à barres ou circulaires. Elle fonctionne sur tous les environnements supportant l'exécution de scripts Python avec les bibliothèques pandas et openpyxl, notament Cursor, Codex ou Claude Code.

Compatible avec~Claude Code~Codex CLI~Cursor
npx skills add https://github.com/davila7/claude-code-templates/tree/main/skills/excel-analysis

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Documentation

Que fait excel-analysis ?

Analysez des feuilles de calcul Excel, créez des tableaux croisés dynamiques, générez des graphiques et effectuez des analyses de données. Utilisez cette compétence lors de l'analyse de fichiers Excel, de feuilles de calcul, de données tabulaires ou de fichiers .xlsx.

Fonctionnalités

  • Lecture de fichiers : Charge un fichier .xlsx ou .csv et interprète le contenu.
  • Analyse exploratoire : Affiche les premières lignes, les types de colonnes et les statistiques descriptives.
  • Tableaux croisés dynamiques : Regroupe, somme, moyenne ou filtre les données selon plusieurs colonnes.
  • Graphiques : Génère des graphiques linéaires, à barres ou circulaires avec matplotlib et les sauvegarde en PNG.
  • Export : Sauvegarde les résultats dans un nouveau fichier Excel ou CSV.

Utilisation

  1. Charger un fichier : Fournissez le chemin ou demandez à l'utilisateur de déposer le fichier.
  2. Analyser les données : Posez des questions comme « Quelle est la moyenne des ventes par région ? » ou « Fais un tableau croisé des commandes par mois ».
  3. Visualiser : Demandez « Génère un graphique à barres de la répartition des ventes par produit ».
  4. Exporter : Sauvegardez les résultats dans rapport_analyse.xlsx.

Prérequis

  • Python 3.8+ installé.
  • Bibliothèques : pandas, openpyxl, matplotlib, numpy.
  • L'agent installe automatiquement les dépendances manquantes via pip.

Exemple de commande

python analyse_excel.py chemin/vers/fichier.xlsx

Ou dans le chat de l'agent : « Analyse le fichier ventes.xlsx et crée un tableau croisé des ventes par mois et par catégorie. »

Remarques

  • Les fichiers volumineux (plus de 1 million de lignes) peuvent ralentir l'analyse.
  • Les tableaux croisés dynamiques fonctionnent mieux avec des colonnes catégorielles et numériques.
  • Les graphiques sont sauvegardés dans ./graphiques/ s'ils sont générés.
  • Compatible avec les environnements Cursor, Codex, Claude Code et autres agents IA.

Individual skills in this repo

This repo contains 20 individual skills — each has its own dedicated page.

davila7/citation-management

Comprehensive citation management for academic research. Search Google Scholar and PubMed for papers, extract accurate metadata, validate citations, and generate properly formatted BibTeX entries. This skill should be used when you need to find papers, verify citation information, convert DOIs to BibTeX, or ensure reference accuracy in scientific writing.

davila7/claude-code-templates

Balance visual design with ATS compatibility for creative roles. Use when the user is in design, art, writing, marketing creative, or any visual/creative field and needs a resume that looks distinctive but still parses.

davila7/claude-code-templates

Optimize resumes for software engineering, product management, and technical roles. Use when the user mentions software engineer, developer, PM, data scientist, ML, DevOps, or other technical role resumes.

davila7/claude-code-templates

Expert in building portfolios that actually land jobs and clients - not just showing work, but creating memorable experiences. Covers developer portfolios, designer portfolios, creative portfolios, and portfolios that convert visitors into opportunities. Use when: portfolio, personal website, showcase work, developer portfolio, designer portfolio.

davila7/claude-code-templates

Create premium, Awwwards-quality website designs as React (.jsx) components that look like they were built by a top-tier agency charging $50k+ per project. Use this skill whenever the user asks for a website, landing page, portfolio, or web component that should look expensive, premium, luxury, editorial, high-end, or agency-quality. Also trigger when the user mentions Awwwards, FWA, award-winning design, or references brands like Apple, Aesop, Bottega Veneta, Stripe, or any luxury/fashion/design-forward brand. Trigger when the user says things like "make it look professional", "make it look expensive", "I want it to look really good", "high quality design", "not generic", or expresses dissatisfaction with typical AI-generated website aesthetics. Do NOT trigger for dashboards, admin panels, internal tools, or functional UI where aesthetics are secondary to utility — the standard frontend-design skill handles those.

davila7/claude-code-templates

Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.

davila7/claude-code-templates

When the user wants to optimize, improve, or increase conversions on any marketing page — including homepage, landing pages, pricing pages, feature pages, or blog posts. Also use when the user says "CRO," "conversion rate optimization," "this page isn't converting," "improve conversions," or "why isn't this page working." For signup/registration flows, see signup-flow-cro. For post-signup activation, see onboarding-cro. For forms outside of signup, see form-cro. For popups/modals, see popup-cro.

davila7/exploratory-data-analysis

Perform comprehensive exploratory data analysis on scientific data files across 200+ file formats. This skill should be used when analyzing any scientific data file to understand its structure, content, quality, and characteristics. Automatically detects file type and generates detailed markdown reports with format-specific analysis, quality metrics, and downstream analysis recommendations. Covers chemistry, bioinformatics, microscopy, spectroscopy, proteomics, metabolomics, and general scientific data formats.

davila7/generate-image

Generate or edit images using AI models (FLUX, Gemini). Use for general-purpose image generation including photos, illustrations, artwork, visual assets, concept art, and any image that isn't a technical diagram or schematic. For flowcharts, circuits, pathways, and technical diagrams, use the scientific-schematics skill instead.

davila7/jira

Use when the user mentions Jira issues (e.g., "PROJ-123"), asks about tickets, wants to create/view/update issues, check sprint status, or manage their Jira workflow. Triggers on keywords like "jira", "issue", "ticket", "sprint", "backlog", or issue key patterns.

davila7/literature-review

Conduct comprehensive, systematic literature reviews using multiple academic databases (PubMed, arXiv, bioRxiv, Semantic Scholar, etc.). This skill should be used when conducting systematic literature reviews, meta-analyses, research synthesis, or comprehensive literature searches across biomedical, scientific, and technical domains. Creates professionally formatted markdown documents and PDFs with verified citations in multiple citation styles (APA, Nature, Vancouver, etc.).

davila7/marketing-strategy-pmm

Product marketing, positioning, GTM strategy, and competitive intelligence. Includes ICP definition, April Dunford positioning methodology, launch playbooks, competitive battlecards, and international market entry guides. Use when developing positioning, planning product launches, creating messaging, analyzing competitors, entering new markets, enabling sales, or when user mentions product marketing, positioning, GTM, go-to-market, competitive analysis, market entry, or sales enablement.

davila7/market-research-reports

Generate comprehensive market research reports (50+ pages) in the style of top consulting firms (McKinsey, BCG, Gartner). Features professional LaTeX formatting, extensive visual generation with scientific-schematics and generate-image, deep integration with research-lookup for data gathering, and multi-framework strategic analysis including Porter's Five Forces, PESTLE, SWOT, TAM/SAM/SOM, and BCG Matrix.

davila7/markitdown

Convert files and office documents to Markdown. Supports PDF, DOCX, PPTX, XLSX, images (with OCR), audio (with transcription), HTML, CSV, JSON, XML, ZIP, YouTube URLs, EPubs and more.

davila7/mermaid-diagram-specialist

Mermaid diagram specialist for creating flowcharts, sequence diagrams, ERDs, and architecture visualizations

davila7/mobile-design

Mobile-first design thinking and decision-making for iOS and Android apps. Touch interaction, performance patterns, platform conventions. Teaches principles, not fixed values. Use when building React Native, Flutter, or native mobile apps.

davila7/prompt-engineer

Expert in designing effective prompts for LLM-powered applications. Masters prompt structure, context management, output formatting, and prompt evaluation. Use when: prompt engineering, system prompt, few-shot, chain of thought, prompt design.

davila7/remotion

Best practices and comprehensive guide for Remotion - programmatic video creation in React with animations, compositions, and media handling

davila7/scientific-slides

Build slide decks and presentations for research talks. Use this for making PowerPoint slides, conference presentations, seminar talks, research presentations, thesis defense slides, or any scientific talk. Provides slide structure, design templates, timing guidance, and visual validation. Works with PowerPoint and LaTeX Beamer.

davila7/scientific-visualization

Create publication figures with matplotlib/seaborn/plotly. Multi-panel layouts, error bars, significance markers, colorblind-safe, export PDF/EPS/TIFF, for journal-ready scientific plots.

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