fix tests

after isort change

Change-Id: I15975e4a665342139f88060e2db95ee2984d8dfe
Reviewed-on: https://forge.frm2.tum.de/review/19528
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>

test/test_modules.py

@@ -28,14 +28,13 @@ from os import path
 # no fixtures needed
 import pytest
 
+sys.path.insert(0, path.abspath(path.join(path.dirname(__file__), '..')))
+
 from secop.datatypes import BoolType, EnumType
 from secop.metaclass import ModuleMeta
 from secop.modules import Communicator, Drivable, Module, Readable, Writable
 from secop.params import Command, Override, Parameter
 
-sys.path.insert(0, path.abspath(path.join(path.dirname(__file__), '..')))
-
-
 try:
     import Queue as queue
 except ImportError: