PaulleDemon

import sys
from PyQt5 import QtGui, QtWidgets


if __name__ == "__main__":

    app = QtWidgets.QApplication(sys.argv)

    view = QtWidgets.QGraphicsView()
    scene = QtWidgets.QGraphicsScene()  

PaulleDemon

import sys
from PyQt5 import QtWidgets, QtCore


class CustomTimer(QtCore.QThread):

    countDownUpdated = QtCore.pyqtSignal(int) # whenever the countdown changes this signal get emitted

    def __init__(self, count_down, sleep=1000, *args, **kwargs):
        super(CustomTimer, self).__init__(*args, **kwargs)

PaulleDemon

import sys
from PyQt5 import QtWidgets, QtCore, QtGui


class ClickableLabel(QtWidgets.QLabel):

    # you will have to specify how many arguments and the type of the argument(eg: bool, int, str), in
    # our case we will use QPoint to pass mouse position. 
    # All your signals must be class level, not object level/instance level. 
    clicked = QtCore.pyqtSignal(QtCore.QPoint)  

PaulleDemon

import sys
from PyQt5 import QtWidgets, QtGui, QtCore


class CustomLabel(QtWidgets.QLabel):

    def __init__(self, *args, **kwargs):
        super(CustomLabel, self).__init__(*args, **kwargs)
        self.start_point = QtCore.QPoint(0, 0) # This is x, y point, we will use Qpoint to represent it
        self.end_point = QtCore.QPoint(0, 0) # The QPoint will only take two integers, QPointF for floating point

PaulleDemon

import sys
import os
from PyQt5 import QtWidgets, QtGui


class SampleWidget(QtWidgets.QWidget):

    def __init__(self, *args, **kwargs):
        super(SampleWidget, self).__init__(*args, **kwargs)
        

PaulleDemon

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QVBoxLayout

def change_button_text():
    button.setText("Button has been clicked")


if __name__ == '__main__':
    
    app = QApplication(sys.argv)

PaulleDemon

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QVBoxLayout


_style = """
        QWidget{
            background-color: #f5fbff;
        }
        QLabel{
            color: black;

PaulleDemon

import sys
from PyQt5.QtWidgets import QApplication, QLabel
from PyQt5.QtGui import  QFont, QPalette, QColor


if __name__ == '__main__':
    
    app = QApplication(sys.argv)

    label = QLabel("hello")

PaulleDemon

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QVBoxLayout


def change_button_text():
    button.setText("Button has been clicked")


if __name__ == '__main__':
    

PaulleDemon

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QVBoxLayout


def change_button_text():
    button.setText("Button has been clicked")


if __name__ == '__main__':