To make Fenrir easier to approach for new developer, start code migration to be pep8 compliant.

src/fenrirscreenreader/core/memoryManager.py

@@ -7,120 +7,151 @@
 import time
 from fenrirscreenreader.core import debug
 
+
 class memoryManager():
     def __init__(self):
         self.listStorage = {}
+
     def initialize(self, environment):
         self.env = environment
+
     def shutdown(self):
         pass
-    def listStorageValid(self,name, checkIndex = False):
+
+    def listStorageValid(self, name, checkIndex=False):
         try:
             if checkIndex:
                 index = self.listStorage[name]['index']
                 if index == -1:
-                    return self.listStorage[name]['list'] == []        
-                return self.listStorage[name]['list'][index] != None
+                    return self.listStorage[name]['list'] == []
+                return self.listStorage[name]['list'][index] is not None
             else:
-                return isinstance(self.listStorage[name]['list'],list)
+                return isinstance(self.listStorage[name]['list'], list)
         except Exception as e:
-            self.env['runtime']['debug'].writeDebugOut("listStorageValid " + str(e),debug.debugLevel.ERROR)
-        return False                    
+            self.env['runtime']['debug'].writeDebugOut(
+                "listStorageValid " + str(e), debug.debugLevel.ERROR)
+        return False
+
     def addValueToFirstIndex(self, name, value):
         if not self.listStorageValid(name):
             return
-        if self.listStorage[name]['maxLength'] == None:
+        if self.listStorage[name]['maxLength'] is None:
             # Fallback: if maxLength is still None, apply default limit of 1000
-            self.listStorage[name]['list'] = [value] + self.listStorage[name]['list'][:999]
-        else:        
-            self.listStorage[name]['list'] = [value] + self.listStorage[name]['list'][:self.listStorage[name]['maxLength'] -1]
+            self.listStorage[name]['list'] = [value] + \
+                self.listStorage[name]['list'][:999]
+        else:
+            self.listStorage[name]['list'] = [
+                value] + self.listStorage[name]['list'][:self.listStorage[name]['maxLength'] - 1]
         self.listStorage[name]['index'] = 0
-    def addIndexList(self, name, maxLength = 1000, currList = [], currIndex = -1):
+
+    def addIndexList(self, name, maxLength=1000, currList=[], currIndex=-1):
         if len(currList) != 0 and (currIndex == -1):
             currIndex = 0
-        self.listStorage[name] = {'list': currList, 'index': currIndex, 'maxLength': maxLength}
+        self.listStorage[name] = {
+            'list': currList,
+            'index': currIndex,
+            'maxLength': maxLength}
+
     def isLastIndex(self, name):
         if not self.listStorageValid(name):
-            return False    
-        return self.listStorage[name]['index'] == len(self.listStorage[name]['list']) - 1
+            return False
+        return self.listStorage[name]['index'] == len(
+            self.listStorage[name]['list']) - 1
+
     def isFirstIndex(self, name):
         if not self.listStorageValid(name):
-            return False       
-        return self.listStorage[name]['index'] == 0 
+            return False
+        return self.listStorage[name]['index'] == 0
+
     def getNextIndex(self, name):
         if not self.listStorageValid(name):
-            return False      
+            return False
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
             return False
         self.listStorage[name]['index'] += 1
-        if self.listStorage[name]['index'] > len(self.listStorage[name]['list']) -1:
+        if self.listStorage[name]['index'] > len(
+                self.listStorage[name]['list']) - 1:
             self.listStorage[name]['index'] = 0
-        return True    
+        return True
+
     def setPrefIndex(self, name):
         if not self.listStorageValid(name):
-            return False     
+            return False
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
             return False
         self.listStorage[name]['index'] -= 1
         if self.listStorage[name]['index'] < 0:
-            self.listStorage[name]['index'] = len(self.listStorage[name]['list']) -1
+            self.listStorage[name]['index'] = len(
+                self.listStorage[name]['list']) - 1
         return True
+
     def setFirstIndex(self, name):
         if not self.listStorageValid(name):
-            return False    
+            return False
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
             return False
         self.listStorage[name]['index'] = 0
         return True
+
     def getIndexListLen(self, name):
         if not self.listStorageValid(name):
-            return 0      
+            return 0
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
-            return 0          
+            return 0
         return len(self.listStorage[name])
+
     def setLastIndex(self, name):
         if not self.listStorageValid(name):
-            return False      
+            return False
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
             return False
-        self.listStorage[name]['index'] = len(self.listStorage[name]['list']) -1 
-        return True  
+        self.listStorage[name]['index'] = len(
+            self.listStorage[name]['list']) - 1
+        return True
+
     def clearCurrentIndexList(self, name):
         if not self.listStorageValid(name):
-            return False      
+            return False
         self.listStorage[name]['list'] = []
         self.listStorage[name]['index'] = -1
-    def getCurrentIndex(self,name):
+
+    def getCurrentIndex(self, name):
         if not self.listStorageValid(name):
-            return False    
+            return False
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
-            return False        
-        try:        
-            return self.listStorage[name]['index']    
+            return False
+        try:
+            return self.listStorage[name]['index']
         except Exception as e:
-            self.env['runtime']['debug'].writeDebugOut('memoryManager getCurrentIndex: Error accessing index for ' + name + ': ' + str(e), debug.debugLevel.ERROR)
+            self.env['runtime']['debug'].writeDebugOut(
+                'memoryManager getCurrentIndex: Error accessing index for ' + name + ': ' + str(e),
+                debug.debugLevel.ERROR)
             return -1
+
     def isIndexListEmpty(self, name):
         if not self.listStorageValid(name):
-            return False      
+            return False
         return len(self.listStorage[name]['list']) == 0
+
     def getIndexListElement(self, name):
         if not self.listStorageValid(name):
-            return None    
+            return None
         if self.isIndexListEmpty(name):
             self.listStorage[name]['index'] = -1
-            return None        
+            return None
         currIndex = self.getCurrentIndex(name)
         if currIndex == -1:
             return None
-        try:       
+        try:
             return self.listStorage[name]['list'][currIndex]
         except Exception as e:
-            self.env['runtime']['debug'].writeDebugOut('memoryManager getIndexListElement: Error accessing element for ' + name + ': ' + str(e), debug.debugLevel.ERROR)
+            self.env['runtime']['debug'].writeDebugOut(
+                'memoryManager getIndexListElement: Error accessing element for ' + name + ': ' + str(e),
+                debug.debugLevel.ERROR)
             return None