CSV Merge & Dedupe

CSV 合併去重工具

Merge many CSV/TSV files, de-duplicate on key columns, normalise encoding and column order, and print a merge report.

What you get

• One user on any of their own devices; includes the manual (PDF) and source code; free updates for one year.
• Delivered as a ZIP with Python source (csv_merge_dedupe.py), PDF manual, README and licence
• Requires Python 3.9+; dependencies: Python standard library only

Features

• 自動偵測分隔符與 UTF-8／GBK／Big5 編碼
• 按一個或多個欄位去重，保留首筆或末筆
• 缺少欄位自動補空，欄位順序可指定
• 輸出每個來源的筆數與去重統計

Usage examples

python csv_merge_dedupe.py data/*.csv -o merged.csv --key email
python csv_merge_dedupe.py a.csv b.tsv -o out.csv --key order_id --keep last

SKU: SW-T-002-P