python获取字典的key列表
获取字典的所有key:
# !/usr/bin/python3.4
# -*- coding: utf-8 -*-
b = { 'video':0, 'music':23 }
print(list(b.keys()))
# ['music', 'video']
# !/usr/bin/python3.4
# -*- coding: utf-8 -*-
b = { 'video':0, 'music':23 }
print(list(b.keys()))
# ['music', 'video']
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