after running isort

Change-Id: I6d7dbb8dee9480fc9242529089a1b40f17f068e7
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/25052
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>

secop/gui/nodectrl.py

@@ -25,14 +25,15 @@
 import json
 import pprint
 from time import sleep
+
 import mlzlog
 
+import secop.lib
 from secop.datatypes import EnumType, StringType
 from secop.errors import SECoPError
 from secop.gui.qt import QFont, QFontMetrics, QLabel, \
     QMessageBox, QTextCursor, QWidget, pyqtSlot, toHtmlEscaped
-from secop.gui.util import loadUi, Value
-import secop.lib
+from secop.gui.util import Value, loadUi
 
 
 class NodeCtrl(QWidget):