Added inheritance.py file to examples dir

Examples/inheritance.py

@@ -0,0 +1,36 @@
+#showing basic inheritance in Python
+
+
+class mammal(object):
+    #Constructor
+    def __init__(self):
+        self.warm_blooded = True
+        self.lays_eggs = False
+        self.classification = "Mammal"
+
+    #return the attributes
+    def does_lay_eggs(self):
+        return self.lays_eggs
+
+class platypus(mammal):
+    #Constructor
+    def __init__(self):
+
+        mammal.__init__(self)
+        self.lays_eggs = not mammal.does_lay_eggs(self)
+        self.str = "Platypus"
+
+#driver code
+class driver():
+
+    p=platypus()
+
+    str="The {} is a {}. ".format(p.str, p.classification)
+
+    if p.warm_blooded:
+        str+="It is warm blooded "
+
+    if p.lays_eggs:
+        str+="and it lays Eggs!"
+
+    print(str)