changed unittest setUp/tearDown to pytest naming setup_method/teardown_method

tests/test_mainwin.py

@@ -1,7 +1,5 @@
 # import pytest
 import sys
-import unittest
-from math import isclose
 # from parameterized import parameterized
 from unittest import mock
 
@@ -20,9 +18,9 @@ from grum.plotdesc import PlotDescription
 from grum.rpc import RPCServerThread
 
 
-class TestViewUnit(unittest.TestCase):
+class TestMainWin:
 
-    def setUp(self) -> None:
+    def setup_method(self):
         print("setup")
         self.app = QApplication(sys.argv)
         theme.apply(self.app)
@@ -31,7 +29,7 @@ class TestViewUnit(unittest.TestCase):
         self.mw.show()
 
 
-    def tearDown(self) -> None:
+    def teardown_method(self):
         print("teardown")
         self.mw.rst.wait_for_stop()
         self.app.quit()