python 字典映射
d#将gaid列映射成其他字符串user_dict = {'bf40b62d-2fc2-4f18-b11d-564731a2f0e9':'a', '257d0b02-3463-4ba9-bf8e-9a62e31badee':'b', 'e6876b4a-a575-4661-bb3f-ce4a53f49306':'c'}data['gaid'] = data['gaid'].map(user_dict)...
