def browseDirs(self):
if self.lineEdit.text() == "":
dirname = QtWidgets.QFileDialog.getExistingDirectory(
self, "Select data directory", QtCore.QDir.rootPath())
dirname = QtCore.QDir.toNativeSeparators(dirname)
if os.path.isdir(dirname):
self.lineEdit.setText(dirname)
Control.dirname = dirname
S2.dirname = dirname
else:
self.lineEdit.setText("")
Control.deleteInstances()
self.data_in_table = False
self.browseDirs()
