如何把Dict中的key-value, 转化为本地的变量
方法一:
1: A = {'a': 1, 'b': 2}
2:
3: for k,v in A.items():
4: exec k+'='+str(v)
5:
6: print b
7: >>>2
方法二:
A = {'a': 1, 'b': 2}
for k,v in A.items():
vars()[k]=v
print a
>>>1
