alenaPy · siarheiparkhomik · Feb 24, 2019 · Feb 24, 2019 · Feb 24, 2019
diff --git a/homework7_8.py b/homework7_8.py
@@ -0,0 +1,45 @@
+import re
+
+
+def generate_properties(args):
+    """Generate properties according class arguments
+
+    :param args: dict oof class arguments
+    :return: dict with added properties
+    """
+    suitable_funcs = list(
+        filter(lambda x: x.startswith(("get", "set", "del")), args))
+    prop_names_set = {re.search(".*_(.+)", function_name).group(1) for
+                      function_name in suitable_funcs}
+    for prop_name in prop_names_set:
+        args[prop_name] = property(args.get("get_{}".format(prop_name)),
+                                   args.get("set_{}".format(prop_name)),
+                                   args.get("del_{}".format(prop_name)))
+    return args
+
+
+class MetaClass(type):
+    def __new__(mcs, name, bases, args_dict):
+        args_dict = generate_properties(args_dict)
+        return type.__new__(mcs, name, bases, args_dict)
+
+
+class Example(metaclass=MetaClass):
+    def __init__(self):
+        self._x = None
+
+    def get_x(self):
+        return self._x
+
+    def set_x(self, value):
+        self._x = value
+
+    def get_y(self):
+        return 'y'
+
+
+if __name__ == "__main__":
+    ex = Example()
+    ex.x = 255
+    print(ex.x)
+    print(ex.y)