Sammlung

Sammlung/web_p4/app/counter.py

@@ -0,0 +1,29 @@
+
+class Counter( object ):
+
+	#counter_file =  open('./ID_File.txt', 'r+')
+
+	def read( self ):
+		counter_file =  open('./ID_File.txt', 'r')
+		counter = counter_file.read()
+		counter = int( counter )
+		counter_file.close()
+		return counter
+
+	def increase( self, n ):
+		counter_file =  open('./ID_File.txt', 'r')
+		counter = counter_file.read()
+		counter = int( counter )
+		counter_file.close()
+		counter += n
+		counter_file = open( './ID_File.txt', 'w')
+		counter_file.write( str( counter ) )
+		counter_file.close()
+
+	def decrease( self, n ):
+		counter_file =  open('./ID_File.txt', 'w')
+		counter = counter_file.read()
+		counter = int( counter )
+		counter -= n
+		counter_file.write( str( counter ) )
+		counter_file.close()