import os os.environ['PROJ_LIB'] = os.path.join(os.path.dirname(__file__), 'share/proj') os.environ['GDAL_DATA'] = os.path.join(os.path.dirname(__file__), 'share') os.environ['ECD_BASEDIR'] = os.path.dirname(__file__) BASE_DIR = os.path.dirname(__file__) from rscder.gui.keygen import LicenseGen from PyQt5.QtWidgets import QApplication import sys if __name__ == "__main__": app =QApplication(sys.argv) license = LicenseGen() license.show() sys.exit(app.exec_())