Working on ranges

py/read_random.py

@@ -15,6 +15,6 @@ from read_storage import BinaryStorage
 
 file = BinaryStorage('/data/BinStorage/test.bin')
 
-print(file[0])
+print(file[0::2])
       
 file.close()
\ No newline at end of file

py/read_storage.py

@@ -30,10 +30,21 @@ class BinaryStorage:
     def read(self):
         return BinaryStorage.read_record(self.file)
     
-    def __getitem__(self, key):
+    def readAt(self, key):
         offset = self.rec_table[key]
         self.file.seek(offset)
         return BinaryStorage.read_record(self.file)
+        
+    
+    def __getitem__(self, key):
+        
+        if isinstance(key,slice):
+            return [self.readAt(i) for i in range(key.start,key.stop,key.step)]
+        else:
+            return self.readAt(key)
+        
+    
+    
     
     def __len__(self):
         return len(self.rec_table)