📅 2025-03-15 — Session: Enhanced Transaction Data Pipeline

🕒 02:20–03:05
🏷️ Labels: Transaction, Data Extraction, CSV, Encoding, PDF
📂 Project: Dev
⭐ Priority: MEDIUM

Session Goal

The session aimed to refine the transaction extraction process, address PDF text extraction issues, and ensure accurate CSV parsing and encoding.

Key Activities

  • Refined Transaction Extraction Process: Improved parsing by focusing on valid transaction rows and ignoring irrelevant content.
  • Fixed PDF Text Extraction Issues: Addressed multi-line descriptions and misplaced fields in PDFs to enhance extraction logic.
  • Successful Data Extraction and Cleaning: Extracted and cleaned Mercado Pago transaction data, ensuring correct parsing and handling of multi-line descriptions.
  • Fixed CSV Parsing Issues: Resolved common CSV parsing errors in pandas by wrapping text fields in double quotes.
  • Corrected CSV File: Re-saved CSV with properly quoted text fields to prevent parsing errors.
  • Fixed File Encoding Issues: Addressed encoding errors by re-saving CSV with UTF-8 with BOM encoding.

Achievements

  • Successfully extracted and cleaned transaction data from Mercado Pago.
  • Corrected CSV parsing and encoding issues, ensuring data integrity.

Pending Tasks

  • Monitor the transaction extraction process for any new issues or improvements.