25 lines
615 B
Python
25 lines
615 B
Python
|
class GlobalInterface:
|
||
|
|
_instance = None
|
||
|
|
|
||
|
|
def __new__(cls, *args, **kwargs):
|
||
|
|
if not cls._instance:
|
||
|
|
cls._instance = super(GlobalInterface, cls).__new__(cls, *args, **kwargs)
|
||
|
|
return cls._instance
|
||
|
|
|
||
|
|
def __init__(self):
|
||
|
|
self.shared_data = {}
|
||
|
|
|
||
|
|
def set_data(self, key, value):
|
||
|
|
self.shared_data[key] = value
|
||
|
|
|
||
|
|
def get_data(self, key):
|
||
|
|
return self.shared_data.get(key, None)
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
interface = GlobalInterface()
|
||
|
|
interface2 = GlobalInterface()
|
||
|
|
|
||
|
|
interface.set_data('key1', 'value1')
|
||
|
|
|
||
|
|
print(interface2.get_data('key1'))
|