Clean up

test_magnet.py

-import nidaqmx
-from time import sleep
-
-try:
-    nidaqmx.Task()
-except:
-    raise RuntimeError("Failed communicating with the DAC, aborting task")
-
-with nidaqmx.Task() as task:
-    task.ao_channels.add_ao_voltage_chan("Dev1/ao1")
-    task.write(0.5, timeout=10)
-    task.start()
-    sleep(4)
-    task.write(0., timeout=10)
-    task.stop()
-    task.wait_until_done()
-    task.close()
-

video_test.py

-import sys
-from PyQt5.QtWidgets import QApplication, QDialog, QLabel
-from PyQt5.QtGui import QImage, QPixmap
-from PyQt5.QtCore import QTimer
-import cv2
-
-class AppWindow(QDialog):
-    def __init__(self):
-        super().__init__()
-        self.video = cv2.VideoCapture(0)
-        self.initUI()
-
-    def initUI(self):
-        self.setWindowTitle('miniMOKE')
-        self.setGeometry(300, 300, 800, 600)
-        self.label = QLabel(self)
-        self.label.setGeometry(0, 0, 1920//4, 1080//4)
-        self.label.setScaledContents(True)
-
-        self.timer = QTimer(self)
-        self.timer.timeout.connect(self.show_frame)
-        self.timer.start(20)
-
-    def show_frame(self):
-        _, frame = self.video.read()
-        # frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
-        # image = QImage(frame, frame.shape[1], frame.shape[0], 
-        #                frame.strides[0], QImage.Format_RGB888)
-        # self.label.setPixmap(QPixmap.fromImage(image))
-
-if __name__ == "__main__":
-    app = QApplication(sys.argv)
-    window = AppWindow()
-    window.show()
-    sys.exit(app.exec_())