access_private_variables_in_python.py

# Single underscore
class Example():
    _private_variable = 10
    def __init__(self):
        self._private_variable = 20
        
example_object = Example()
print(example_object._private_variable)

# Double underscores
class Example():
    __private_variable = 10
    def __init__(self):
        self.__private_variable = 20
        
example_object = Example()
# You can still access the private variable but it is 'discouraged'
print(example_object._Example__private_variable)