circle rad and diam plus html updates

Author: ThreeBbb

students/Boundb3/Session07/html_project/html_render.py

@@ -14,7 +14,7 @@ class Element(object):
     #class attributes
     tag = "element tag"
     indent = "    "
-    print("hi from class element")
+    #print("hi from class element")
     #content = []
 
 

students/Boundb3/Session07/html_project/run_html_render.py

@@ -195,13 +195,15 @@ def render_page(page, filename):
 '''
 page = hr.Html()
 
-
+#make and build the head
 head = hr.Head()
 head.append( hr.Meta(charset="UTF-8") )
 head.append(hr.Title("PythonClass = Revision 1087:"))
 
+#tuck head into the page
 page.append(head)
 
+#create and build the body
 body = hr.Body()
 
 body.append( hr.H(2, "PythonClass - Class 6 example") )

students/Boundb3/Session09/Circle _S09.py

@@ -0,0 +1,66 @@
+
+
+#create a circle
+
+class Circle (object):
+
+    def __init__(self,radius,*args,**kwargs):
+        self.radius = radius
+        self.diameter = radius * 2
+        self.area = 3.14 * (radius * radius)
+
+     ################################ radius
+    @ property
+    def radius(self):
+        return self._radius
+
+    @ radius.setter
+    def radius(self,value):
+
+        print("*****im in radius setter \t", end="")
+
+        if value < 1: print("that is a very small circle!")
+        if value > 3: print("that is a good size circle!")
+        self._radius = value
+
+    ################################ diameter
+    @ property
+    def diameter(self):
+        return self._radius * 2
+
+    @ diameter.setter
+    def diameter(self,value):
+        print("*****im in diameter setter")
+        self._radius = (value / 2)
+        self._diameter = value
+
+     ################################ area
+
+    # def area(self):
+    #     return self._area
+    #
+    #
+    # def area(self,value):
+    #     raise AttributeError
+
+
+
+c1 = Circle(2)
+print("c1's radius is: {} and diameter is {} ".format(c1.radius, c1.diameter))
+
+c2 = Circle(3)
+print("c2's radius is: {} and diameter is {} ".format(c2.radius, c2.diameter))
+#print("c2's diameter: " , c2.diameter)
+#print("c2's radius: " , c2.radius)
+
+c2.diameter = 7
+print("c2's radius is: {} and diameter is {} ".format(c2.radius, c2.diameter))
+# print("now c2's diameter: " , c2.diameter)
+# print("and c2's radius: " , c2.radius)
+
+c1.radius = 5
+print("c1's radius is: {} and diameter is {} ".format(c1.radius, c1.diameter))
+
+print("c1.area is {}".format(c1.area))
+c1.area = 14
+print("c1.area is {}".format(c1.area))