object patch

Solutions/7_11/portfolio.py

@@ -3,7 +3,7 @@
 import fileparse
 import stock
 
-class Portfolio(object):
+class Portfolio:
     def __init__(self):
         self._holdings = []
 

Solutions/7_11/stock.py

@@ -2,7 +2,7 @@
 
 from typedproperty import String, Integer, Float
 
-class Stock(object):
+class Stock:
     '''
     An instance of a stock holding consisting of name, shares, and price.
     '''

Solutions/7_11/tableformat.py

@@ -1,6 +1,6 @@
 # tableformat.py
 
-class TableFormatter(object):
+class TableFormatter:
     def headings(self, headers):
         '''
         Emit the table headers

Solutions/7_11/typedproperty.py

@@ -20,7 +20,7 @@ Float = lambda name: typedproperty(name, float)
 
 # Example
 if __name__ == '__main__':
-    class Stock(object):
+    class Stock:
         name = typedproperty('name', str)
         shares = typedproperty('shares', int)
         price = typedproperty('price', float)
@@ -30,5 +30,16 @@ if __name__ == '__main__':
             self.shares = shares
             self.price = price
 
+
+    class Stock2:
+        name = String('name')
+        shares = Integer('shares')
+        price = Float('price')
+
+        def __init__(self, name, shares, price):
+            self.name = name
+            self.shares = shares
+            self.price = price
+