pep8: Some modifications to respect pep8 standard code.

src/Checker/Study.py

@@ -30,7 +30,8 @@ class StudyNetworkReachChecker(AbstractModelChecker):
         super(StudyNetworkReachChecker, self).__init__()
 
         self._name = _translate("Checker", "Study network reach checker")
-        self._description = _translate("Checker", "Check if exists at least one reach for study")
+        self._description = _translate(
+            "Checker", "Check if exists at least one reach for study")
 
     def run(self, study):
         if study is None:
@@ -54,12 +55,14 @@ class StudyNetworkReachChecker(AbstractModelChecker):
         self._status = STATUS.OK
         return True
 
+
 class StudyGeometryChecker(AbstractModelChecker):
     def __init__(self):
         super(StudyGeometryChecker, self).__init__()
 
         self._name = _translate("Checker", "Study geometry checker")
-        self._description = _translate("Checker", "Check if exists geometry for each reach of study")
+        self._description = _translate(
+            "Checker", "Check if exists geometry for each reach of study")
         self._reachs = []
 
     def run(self, study):
@@ -128,6 +131,7 @@ class DummyWARNING(AbstractModelChecker):
 
         return True
 
+
 class DummyERROR(AbstractModelChecker):
     def __init__(self):
         super(DummyERROR, self).__init__()