reading fucking cells

econ/exchange.py

@@ -17,6 +17,10 @@ class Exchange():
         self.market_rate={}
         self.best_ask={}
         self.best_bid={}
+        self.total_demand={}
+        self.demand={}
+        self.total_supply={}
+        self.supply={}
         pass
 
     def add_to_account(self,account_id,resource,amount):
@@ -116,13 +120,13 @@ class Exchange():
             # no sufficient resources
             return None
         # create order and execude any trades
-
+        
         order,trades=self.lme.add_order(resource,price,amount,side)
 
         self.orders[order.order_id]=order
         self.order_account_map[order.order_id]=account_id
         self._execute_trades(trades)
-        self.calculate_best_price(resource)
+        self.calculate_resource_metrics(resource)
         return order
 
     def cancel_order(self,order_id):
@@ -203,11 +207,26 @@ class Exchange():
         self.market_rate[trade.instmt]=trade.trade_price
     
 
-    def calculate_best_price(self, resource):
+    def calculate_resource_metrics(self, resource):
         order_book = self.lme.order_books.setdefault(resource, OrderBook())
         best_bid = max(order_book.bids.keys()) if len(order_book.bids) > 0 else None
         best_ask = max(order_book.asks.keys()) if len(order_book.asks) > 0 else None
-
+        self.total_demand[resource]=0
+        self.demand[resource]={}
+        for k,v in order_book.bids.items():
+            self.demand[resource][k]=0
+            for o in v:
+                self.demand[resource][k]+=o.qty
+                self.total_demand[resource]+=o.qty
+        self.supply[resource]={}
+        self.total_supply[resource]=0
+        for k,v in order_book.asks.items():
+            self.supply[resource][k]=0
+            for o in v:
+                self.supply[resource][k]+=o.qty
+                self.total_supply[resource]+=o.qty
+                
+   
         self.best_ask[resource]=best_ask
         self.best_bid[resource]=best_bid