diff --git a/sohstationviewer.py b/sohstationviewer.py
index 3001cf2077094299c54948193b377a2085082c70..06924283afe8dcfaf0488b6426070bac23b19245 100644
--- a/sohstationviewer.py
+++ b/sohstationviewer.py
@@ -1,12 +1,14 @@
 import sys
-from PySide2 import QtCore, QtGui, QtWidgets
+from PySide2 import QtWidgets
 from sohstationviewer.view.mainwindow import MainWindow
 
+
 def main():
     app = QtWidgets.QApplication(sys.argv)
     wnd = MainWindow()
     wnd.show()
     sys.exit(app.exec_())
 
+
 if __name__ == '__main__':
     main()
diff --git a/sohstationviewer/view/calendardialog.py b/sohstationviewer/view/calendardialog.py
index 496eb1bf8243bcab3013fad66738c83c48843c42..b5c839fa28ab81f49b40ef4c53981067a002e635 100644
--- a/sohstationviewer/view/calendardialog.py
+++ b/sohstationviewer/view/calendardialog.py
@@ -1,13 +1,10 @@
-import sys
-import pathlib
-from PySide2 import QtCore, QtGui, QtWidgets
+from PySide2 import QtWidgets
 from sohstationviewer.view.ui.calendar_ui import Ui_CalendarDialog
 
 
 class CalendarDialog(QtWidgets.QDialog, Ui_CalendarDialog):
 
     def __init__(self, parent=None):
-
         super().__init__(parent)
         self.setupUi(self)
 
@@ -18,10 +15,3 @@ class CalendarDialog(QtWidgets.QDialog, Ui_CalendarDialog):
         # date = self.calendarWidget.selectedDate()
         # doy = date.dayOfYear()
         # self.julianDateLineEdit.setText(str(doy))
-
-if __name__ == '__main__':
-    app = QtWidgets.QApplication(sys.argv)
-    wnd = CalendarDialog()
-    wnd.show()
-    sys.exit(app.exec_())
-
diff --git a/sohstationviewer/view/calendarwidget.py b/sohstationviewer/view/calendarwidget.py
index 06507ef7b4be1e81b1117b46839042bfd080176a..fea881591b0756bfade96981bab6216bdc19ba3b 100644
--- a/sohstationviewer/view/calendarwidget.py
+++ b/sohstationviewer/view/calendarwidget.py
@@ -4,11 +4,9 @@ from PySide2 import QtCore, QtGui, QtWidgets
 class CalendarWidget(QtWidgets.QCalendarWidget):
 
     def __init__(self, parent):
-
         super().__init__(parent)
         self.setupUi()
-        self._showDayOfYear = getattr(self, 'toggleDayOfYear', None) == None
-
+        self._showDayOfYear = getattr(self, 'toggleDayOfYear', None) is None
 
     def setupUi(self):
         self.setMinimumWidth(300)
@@ -29,25 +27,25 @@ class CalendarWidget(QtWidgets.QCalendarWidget):
 
             self.toggleDayOfYear.show()
 
-
     def showDayOfYear(self):
         return self._showDayOfYear
 
-    @QtCore.Slot(bool)
-    def setShowDayOfYear(self, value):
-        self._showDayOfYear = value
-        self.updateCells()
-
     def paintCell(self, painter, rect, date):
         super().paintCell(painter, rect, date)
 
         painter.save()
 
         if self.showDayOfYear():
-            color = QtGui.QColor('red') if date != self.selectedDate() else QtGui.QColor('white')
+            color = (QtGui.QColor('red') if date != self.selectedDate()
+                     else QtGui.QColor('white'))
             font = painter.font()
             font.setPointSize(font.pointSize() * 0.9)
             painter.setFont(font)
             painter.setPen(color)
             painter.drawText(rect.bottomLeft(), str(date.dayOfYear()))
         painter.restore()
+
+    @QtCore.Slot(bool)
+    def setShowDayOfYear(self, value):
+        self._showDayOfYear = value
+        self.updateCells()
diff --git a/sohstationviewer/view/filelist.py b/sohstationviewer/view/filelist.py
index c18f30dfbc387dfb49b332e051f2bc585d380143..9ba85790f35e18d1ba2b1a3b7825613fe529820b 100644
--- a/sohstationviewer/view/filelist.py
+++ b/sohstationviewer/view/filelist.py
@@ -1,8 +1,9 @@
-from PySide2 import QtCore, QtGui, QtWidgets
+from PySide2 import QtWidgets
 
 
 class FileListItem(QtWidgets.QListWidgetItem):
 
     def __init__(self, filePath, parent=None):
-        super().__init__(filePath.name, parent, type=QtWidgets.QListWidgetItem.UserType)
+        super().__init__(filePath.name, parent,
+                         type=QtWidgets.QListWidgetItem.UserType)
         self.filePath = filePath
diff --git a/sohstationviewer/view/mainwindow.py b/sohstationviewer/view/mainwindow.py
index 592700a8bfa64cfd266ea21d32743cd388345b9b..ecb8c98f7b39913fe02892d35f45522cdad80138 100755
--- a/sohstationviewer/view/mainwindow.py
+++ b/sohstationviewer/view/mainwindow.py
@@ -1,5 +1,3 @@
-import os
-import sys
 import pathlib
 from PySide2 import QtCore, QtGui, QtWidgets
 from sohstationviewer.view.ui.main_ui import Ui_MainWindow
@@ -7,6 +5,7 @@ from sohstationviewer.view.calendardialog import CalendarDialog
 from sohstationviewer.view.calendarwidget import CalendarWidget
 from sohstationviewer.view.filelist import FileListItem
 
+
 class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
     """
     Implements the core logic for the Ui_MainWindow class
@@ -22,7 +21,7 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
         super().__init__(parent)
         self.setupUi(self)
 
-        cwd = os.path.dirname(pathlib.Path().absolute())
+        cwd = str(pathlib.Path().resolve().parent)
         self.setCurrentDirectory(cwd)
 
         # File menu
@@ -63,9 +62,12 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
 
         # Connect slots to change the date format displayed
         # by the QDateEdit widgets
-        # self.showYYYYDOYDates.triggered.connect(lambda: self.setDateFormat('yyyy:D'))
-        self.showYYYY_MM_DDDates.triggered.connect(lambda: self.setDateFormat('yyyy-MM-dd'))
-        self.showYYYYMMMDDDates.triggered.connect(lambda: self.setDateFormat('yyyyMMMdd'))
+        # self.showYYYYDOYDates.triggered.connect(lambda:
+        #                                         self.setDateFormat('yyyy:D'))
+        self.showYYYY_MM_DDDates.triggered.connect(lambda:
+                                                   self.setDateFormat('yyyy-MM-dd'))
+        self.showYYYYMMMDDDates.triggered.connect(lambda:
+                                                  self.setDateFormat('yyyyMMMdd'))
 
         self.timeToDateEdit.setCalendarWidget(CalendarWidget(self))
         self.timeToDateEdit.setDate(QtCore.QDate.currentDate())
@@ -148,13 +150,13 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
         Parameters
         ----------
         item : FileListItem
-                The item contained within openFilesList which was double-clicked.
+                The item contained within openFilesList which was clicked.
         """
         print(f'Opening {item.text()}')
 
         # Do something with the Path object,
         # i.e., path.open(), or path.iterdir() ...
-        path = item.filePath
+        # path = item.filePath
 
     @QtCore.Slot(str)
     def setDateFormat(self, displayFormat):
@@ -204,11 +206,3 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
         """
         calendar = CalendarDialog(self)
         calendar.show()
-
-
-if __name__ == '__main__':
-    app = QtWidgets.QApplication(sys.argv)
-    wnd = MainWindow()
-    wnd.show()
-    sys.exit(app.exec_())
-