Point of Sale (POS) System - Retail Management System

A comprehensive retail management system developed using Python and PyQt5, designed to streamline point-of-sale operations, inventory management, and business analytics. The solution provides enterprise-grade functionality while maintaining a user-friendly interface suitable for diverse retail environments.

Features

Administrative Dashboard(Dashboard)

• Key performance indicators
• Low stock alert table

Inventory Control System (Stock)

• Centralized product database with full CRUD functionality
• Multi-parameter search capabilities with SKU-based tracking
• Category-driven organization system
• Purchase price and selling price management
• Batch update capabilities for efficient inventory maintenance

Transaction Processing Module(Sales)

• Real-time sales processing with intuitive category-based product selection
• Dynamic cart management with automated price calculations
• Flexible discount application system
• Advanced payment processing with balance computation
• Professional receipt generation and multi-format printing capabilities
• Configurable tax and pricing rules

Financial Reporting Engine(Reports)

• Comprehensive transaction history tracking
• Customizable date-range analytics
• Detailed payment reconciliation
• Advanced filtering and sorting capabilities
• Aggregated financial summaries
• Exportable report generation

Technical Architecture:

• Frontend: PyQt5 framework
• Backend: SQLite database with optimized query handling
• Custom delegate system for enhanced table interactions
• Modular design enabling seamless feature extensions
• Robust error handling and data validation
• Print subsystem supporting multiple output formats

Installation

POS system requires python v3.9.6+ and PyQt5 to run.

Needs to run migrate.py to create databases.

python migrate.py

python run.py

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