object patch

Solutions/8_1/portfolio.py

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

Solutions/8_1/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/8_1/tableformat.py

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

Solutions/8_1/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)