Silly Private Class Attempt in Python

private_class.py

# Silly private class implementation attemp in Python, by Rederick Deathwill.

class PrivateClass():
    def __init__(self, **kwargs):
        self.vars = kwargs
    def __getattr__(self, attr):
        for key in self.vars["private"]:
            if key == attr:
                raise RuntimeError("You're not allowed to access a private variable ('{0:s}').".format(attr))
        for key in self.vars["public"]:
            return self.vars["public"][key] if key == attr else None

x = PrivateClass(public = {"var0": "Public Var"}, private = {"var1": "Private Var"})
print(x.var0) # Allowed access, var0 is public.
print(x.var1) # Access denied, var1 is private.