python中字典赋值方法
x = {}
y = x
x['key'] = 'value'
print y
x = {}
print y
x = {}
y = x
y['key'] = 'value'
print y
print x.clear()
print y
python中字典赋值方法
x = {}
y = x
x['key'] = 'value'
print y
x = {}
print y
x = {}
y = x
y['key'] = 'value'
print y
print x.clear()
print y