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