data-structure-checker
Data Structure Checker
Overview
A comprehensive skill for automatically detecting and fixing common data file issues. Input any messy file and receive a clean DataFrame ready for analysis - zero intervention required.
Auto-fixes:
- Multi-level/hierarchical headers (flattens with separator)
- Encoding issues (utf-8, cp949, euc-kr, etc.)
- Empty rows and columns
- Data type inference and conversion
- Duplicate column names
- Unicode path issues (Korean/CJK filenames)
When to Use
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