A safe calculator for mathematical expressions
Scanned 2/12/2026
Install via CLI
Skills Directoryopenskills install openclaw/skills---
name: safe-calculator
description: A safe calculator for mathematical expressions
license: MIT
allowed-tools: [Python]
---
# Safe Calculator
Safely evaluates mathematical expressions.
## Usage
Provide a mathematical expression and get the result.
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Python backend development expertise for FastAPI, security patterns, database operations, Upstash integrations, and code quality. Use when: (1) Building REST APIs with FastAPI, (2) Implementing JWT/OAuth2 authentication, (3) Setting up SQLAlchemy/async databases, (4) Integrating Redis/Upstash caching, (5) Refactoring AI-generated Python code (deslopification), (6) Designing API patterns, or (7) Optimizing backend performance.
