Config class improvements (#826)

* Subclass ConfigParser
* Remove redundant variables and update tests
* Update file description
* Move NWConfigParser class to common.py
* Improve coverage of config class
* Use NWConfigParser also in themes.py
* Update config class file header
* Fix comment
* Update the usage of ConfigParser to recommended practice and extend tests
* Improve logging for info level a bit

nw/core/index.py

@@ -257,10 +257,10 @@ class NWIndex():
 
         # If the file is archived or trashed, we don't index the file itself
         if self.theProject.projTree.isTrashRoot(theItem.itemParent):
-            logger.info("Not indexing trash item '%s'", tHandle)
+            logger.debug("Not indexing trash item '%s'", tHandle)
             return False
         if theRoot.itemClass == nwItemClass.ARCHIVE:
-            logger.info("Not indexing archived item '%s'", tHandle)
+            logger.debug("Not indexing archived item '%s'", tHandle)
             return False
 
         itemClass  = theItem.itemClass

nw/core/item.py

@@ -251,7 +251,7 @@ class NWItem():
         if isinstance(expState, str):
             self.isExpanded = (expState == str(True))
         else:
-            self.isExpanded = (expState == True)  # noqa: E712
+            self.isExpanded = (expState is True)
         return
 
     def setExported(self, expState):
@@ -260,7 +260,7 @@ class NWItem():
         if isinstance(expState, str):
             self.isExported = (expState == str(True))
         else:
-            self.isExported = (expState == True)  # noqa: E712
+            self.isExported = (expState is True)
         return
 
     ##

nw/core/project.py

@@ -369,7 +369,7 @@ class NWProject():
 
         self.clearProject()
         self.projPath = os.path.abspath(os.path.dirname(fileName))
-        logger.debug("Opening project: %s", self.projPath)
+        logger.info("Opening project: %s", self.projPath)
 
         # Standard Folders and Files
         # ==========================
@@ -611,7 +611,7 @@ class NWProject():
         if not self.ensureFolderStructure():
             return False
 
-        logger.debug("Saving project: %s", self.projPath)
+        logger.info("Saving project: %s", self.projPath)
 
         if autoSave:
             self.autoCount += 1
@@ -712,6 +712,7 @@ class NWProject():
     def closeProject(self, idleTime=0):
         """Close the current project and clear all meta data.
         """
+        logger.info("Closing project: %s", self.projPath)
         self.optState.saveSettings()
         self.projTree.writeToCFile()
         self._appendSessionStats(idleTime)