XLSX Skill (Anthropic Official Source)
Source: https://github.com/anthropics/skills/tree/main/skills/xlsx
Use this skill for spreadsheet-centric workflows.
Typical Triggers
- •"update this Excel file"
- •"create a spreadsheet model"
- •"clean this CSV/TSV and output xlsx"
- •"add formulas/charts/formatting to workbook"
Working Rules
- •Use formulas in the sheet instead of hardcoded computed values.
- •Preserve existing workbook conventions when editing templates.
- •Validate output for formula errors (
#REF!,#DIV/0!,#VALUE!, etc.). - •Keep transformation provenance for publication-quality reproducibility.
Quick Commands
python
import pandas as pd
df = pd.read_excel("input.xlsx")
df.to_excel("output.xlsx", index=False)