A Python script that automatically detects and fixes common problems in messy CSV files — saving hours of manual data cleaning. Features Removes duplicate rows Normalizes column names (lowercase, underscores, no extra spaces) Strips whitespace from all text fields Fixes inconsistent capitalization (Title Case for names/cities, lowercase for emails) Fills missing numeric values with the column median Fills missing text values with "Unknown" Generates a detailed cleaning report showing every change made Outputs a clean, ready-to-use CSV file