diff --git a/07_strategy/main.py b/07_strategy/main.py
new file mode 100644
index 0000000..1551f67
--- /dev/null
+++ b/07_strategy/main.py
@@ -0,0 +1,33 @@
+import types
+
+
+class StrategyExample:
+    def __init__(self, func=None):
+        self.name = 'Strategy Example 0'
+        if func is not None:
+            self.execute = types.MethodType(func, self)
+
+    def execute(self):
+        print(self.name)
+
+
+def execute_replacement1(self):
+    print(self.name + ' from execute 1')
+
+
+def execute_replacement2(self):
+    print(self.name + ' from execute 2')
+
+
+if __name__ == '__main__':
+    strat0 = StrategyExample()
+
+    strat1 = StrategyExample(execute_replacement1)
+    strat1.name = 'Strategy Example 1'
+
+    strat2 = StrategyExample(execute_replacement2)
+    strat2.name = 'Strategy Example 2'
+
+    strat0.execute()
+    strat1.execute()
+    strat2.execute()