[tests] Make flake8 happy in tests python directory.

tests/python/initialize-euler.py

@@ -13,7 +13,8 @@ class OpPointModifierTest(unittest.TestCase):
             ent.initialize()
         self.assertEqual(
             str(cm.exception),
-            'In SignalPtr: SIN ptr not set. (in signal <sotIntegratorAbstract(ie)::input(vector)::sin>)'
+            'In SignalPtr: SIN ptr not set. (in signal '
+            '<sotIntegratorAbstract(ie)::input(vector)::sin>)'
         )
 
 

tests/python/parameter_server_conf.py

 NJ = 2
 model_path = ['/integration_tests/openrobots/share/']
-urdfFileName = "/integration_tests/openrobots/share/"+\
-    "simple_humanoid_description/urdf/"+\
+urdfFileName = "/integration_tests/openrobots/share/" + \
+    "simple_humanoid_description/urdf/" + \
     "simple_humanoid.urdf"
 ImuJointName = "imu_joint"
 

tests/python/test-parameter-server.py

 import unittest
-import numpy as np
 import pinocchio as pin
-from numpy.testing import assert_almost_equal as assertApprox
+import parameter_server_conf as param_server_conf
+from dynamic_graph.sot.core.parameter_server import ParameterServer
+import sys
+from os.path import dirname, join, abspath
 
 # Switch pinocchio to numpy matrix
 pin.switchToNumpyMatrix()
 
-import parameter_server_conf as param_server_conf
-from dynamic_graph.sot.core.parameter_server import ParameterServer
 
 param_server = ParameterServer("param_server")
 param_server.init(0.001, "talos.urdf", "talos")
@@ -19,10 +19,6 @@ robot_name = 'robot'
 urdfPath = param_server_conf.urdfFileName
 urdfDir = param_server_conf.model_path
 
-import sys
-
-from os.path import dirname, join, abspath
-
 
 class TestParameterServer(unittest.TestCase):
 
@@ -34,22 +30,26 @@ class TestParameterServer(unittest.TestCase):
 
         from example_robot_data.path import EXAMPLE_ROBOT_DATA_MODEL_DIR
 
-        urdf_file_name=EXAMPLE_ROBOT_DATA_MODEL_DIR+\
-           '/talos_data/robots/talos_reduced.urdf'
+        urdf_file_name = EXAMPLE_ROBOT_DATA_MODEL_DIR + \
+            '/talos_data/robots/talos_reduced.urdf'
 
         fs = open(urdf_file_name, 'r')
         urdf_rrbot_model_string = fs.read()
         fs.close()
 
-        param_server.setParameter("/robot_description", urdf_rrbot_model_string)
+        param_server.setParameter("/robot_description",
+                                  urdf_rrbot_model_string)
         model2_string = param_server.getParameter("/robot_description")
 
         self.assertEqual(urdf_rrbot_model_string, model2_string)
 
-        aValue=0.122
-        param_server.setParameterDbl("/specificities/feet/right/size/height",aValue)
-        a2Value = param_server.getParameterDbl("/specificities/feet/right/size/height")
-        self.assertEqual(aValue,a2Value)
-                        
+        aValue = 0.122
+        param_server.setParameterDbl("/specificities/feet/right/size/height",
+                                     aValue)
+        a2Value = param_server.getParameterDbl(
+            "/specificities/feet/right/size/height")
+        self.assertEqual(aValue, a2Value)
+
+
 if __name__ == '__main__':
     unittest.main()