#样例
import sys
from PyQt5.QtWidgets import QApplication, QMessageBox
def main():
app = QApplication(sys.argv)
message_box = QMessageBox()
message_box.setIcon(QMessageBox.Information)
message_box.setText("Hello PyQt5!")
message_box.setWindowTitle("Test")
message_box.exec_()
if __name__ == "__main__":
main()
报错:
Traceback (most recent call last):
File "C:/Users/乐正徵羽/OPenCV_Projects/Controler.py", line 2, in <module>
from PyQt5.QtWidgets import QApplication, QMessageBox
ImportError: DLL load failed while importing QtWidgets: 找不到指定的程序。
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