import inspect
import json
from os.path import isfile as exists
from pprint import pprint

class TestClass(object):
    config_file = dict()
    def get_my_name(self):
        ans = []
        frame = inspect.currentframe().f_back
        tmp = dict(list(frame.f_globals.items()) + list(frame.f_locals.items()))
        for k, var in tmp.items():
            if isinstance(var, self.__class__):
                if hash(self) == hash(var) and k is not 'self':
                    ans.append(k)
        return ans[0]
    def load(self):
        file_name = self.get_my_name()+'.json'
        if exists(file_name):
            with open(file_name) as f:
                self.config_file = json.load(f)
    def save(save):
        file_name = self.get_my_name()+'.json'
        if self.config_file:
            with open(file_name) as f:
                json.dump(self.config_file, f)
    def print_it(self):
        if self.config_file:
            pprint(self.config_file)