tmp

courses/python_oop/inheritance/inh_1.py

@@ -1,6 +1,8 @@
 # Наследование
 
 # issubclass(sub, par)
+# 15.__class__ # узнать тип объекта
+# 15.__base__ # хранит ссылку на родителя
 
 class Vehicle:
     
@@ -57,27 +59,26 @@ class Square(Rectangle):
     pass
 
 
+class MyList(list):
+    def remove_all(self, value):
+        self[:] = [i for i in self if value != i]
+
+
+class NewInt(int):
+
+    def repeat(self, value=2):
+        return int(str(self)*value)
+    
+    def to_bin(self):
+        return int(bin(self)[2:])
+
+
 def main():
-    shapes = [
-    Polygon(), Triangle(), Ellipse(), Polygon(), Triangle(), Ellipse(), Polygon(), Square(), Polygon(), Circle(),
-    Shape(), Polygon(), Triangle(), Circle(), Ellipse(), Shape(), Circle(), Rectangle(), Circle(), Circle(),
-    Square(), Square(), Circle(), Rectangle(), Rectangle(), Polygon(), Polygon(), Polygon(), Square(), Square(),
-    Rectangle(), Square(), Rectangle(), Polygon(), Circle(), Triangle(), Rectangle(), Shape(), Rectangle(),
-    Polygon(), Polygon(), Ellipse(), Square(), Circle(), Shape(), Polygon(), Ellipse(), Triangle(), Square(),
-    Polygon(), Triangle(), Circle(), Rectangle(), Rectangle(), Ellipse(), Triangle(), Rectangle(), Polygon(),
-    Shape(), Circle(), Rectangle(), Polygon(), Triangle(), Circle(), Polygon(), Rectangle(), Polygon(), Square(),
-    Triangle(), Circle(), Ellipse(), Circle(), Shape(), Circle(), Triangle(), Ellipse(), Square(), Circle(),
-    Triangle(), Polygon(), Square(), Polygon(), Circle(), Ellipse(), Polygon(), Shape(), Triangle(), Rectangle(),
-    Circle(), Square(), Triangle(), Triangle(), Ellipse(), Square(), Circle(), Rectangle(), Ellipse(), Shape(),
-    Triangle(), Ellipse(), Circle(), Shape(), Polygon(), Polygon(), Ellipse(), Rectangle(), Square(), Shape(),
-    Circle(), Triangle(), Circle(), Circle(), Circle(), Triangle(), Ellipse(), Polygon(), Circle(), Ellipse(),
-    Rectangle(), Circle(), Shape(), Polygon(), Polygon(), Triangle(), Rectangle(), Polygon(), Shape(), Circle(),
-    Shape(), Circle(), Triangle(), Ellipse(), Square(), Circle(), Triangle(), Ellipse(), Square(), Circle(),
-]
-
-    ret = [i for i in shapes if isinstance(i, (Polygon))]
-    print(len(ret))
-# 29 33 79
+    i = NewInt(34)
+    print(i.repeat(3))
+    print(i.to_bin())
+    
+
 
 if __name__ == "__main__":
     main()