PyQt Core - QtCore Module

QtCore provides core non-GUI functionality: signals/slots, timers, settings, and file I/O.

Overview

QtCore is the foundation of Qt. It provides:

• Signal/Slot mechanism - Type-safe event handling
• Properties - Bindable object properties
• Timers - Periodic and single-shot timers
• Settings - Persistent application configuration
• File I/O - Cross-platform file operations

Signals and Slots

Signal Declaration (PySide6)

from PySide6.QtCore import QObject, Signal