from collections import defaultdict


class Context:

    def __init__(self):
        self.values = defaultdict(lambda : None)

    def set(self, key, value):
        self.values[key] = value

    def get(self, key):
        return self.values[key]

596e0811b77c5d4a866d77bc07902def4f277011
<mask token>


class Context:
    <mask token>

    def set(self, key, value):
        self.values[key] = value
    <mask token>

<mask token>


class Context:
    <mask token>

    def set(self, key, value):
        self.values[key] = value

    def get(self, key):
        return self.values[key]

<mask token>


class Context:

    def __init__(self):
        self.values = defaultdict(lambda : None)

    def set(self, key, value):
        self.values[key] = value

    def get(self, key):
        return self.values[key]

from collections import defaultdict


class Context:

    def __init__(self):
        self.values = defaultdict(lambda : None)

    def set(self, key, value):
        self.values[key] = value

    def get(self, key):
        return self.values[key]
