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新dataframes过滤数据帧我有大约142264行的数据帧:商店在使用python
样本:
DateAndTime TAGID TagValue UIB
2017-04-26 00:00:00.000 100 0.9 NaN
2017-04-26 00:00:00.000 101 430.3 NaN
2017-04-26 00:00:00.000 102 112.7 NaN
2017-04-26 00:00:00.000 103 50.0 NaN
2017-04-26 00:00:00.000 104 249.4 NaN
2017-04-26 00:00:00.000 105 109.9 NaN
2017-04-26 00:00:00.000 106 248.4 NaN
2017-04-26 00:00:00.000 107 131.5 NaN
2017-04-26 00:00:00.000 108 247.7 NaN
2017-04-26 00:00:00.000 109 96.8 NaN
2017-04-26 00:00:00.000 113 481.4 NaN
2017-04-26 00:00:00.000 114 243.9 NaN
2017-04-26 00:00:00.000 115 -416.0 NaN
2017-04-26 00:00:00.000 116 -0.5 NaN
2017-04-26 00:00:00.000 117 429.2 NaN
2017-04-26 00:00:00.000 118 646.4 NaN
2017-04-26 00:00:00.000 119 49.5 NaN
2017-04-26 00:00:00.000 120 248.2 NaN
2017-04-26 00:01:00.000 100 0.9 NaN
2017-04-26 00:01:00.000 101 429.7 NaN
2017-04-26 00:01:00.000 102 120.0 NaN
2017-04-26 00:01:00.000 103 49.9 NaN
2017-04-26 00:01:00.000 104 249.2 NaN
2017-04-26 00:01:00.000 105 123.8 NaN
2017-04-26 00:01:00.000 106 248.3 NaN
2017-04-26 00:01:00.000 107 136.3 NaN
2017-04-26 00:01:00.000 108 247.4 NaN
2017-04-26 00:01:00.000 109 99.9 NaN
2017-04-26 00:01:00.000 113 481.4 NaN
2017-04-26 00:01:00.000 114 243.9 NaN
我想过滤的独特标签识别数据帧和单独存储新dataframes。
我想:
data = read_json("json_tagid_100_120.json")
tagid101 = data[data["TAGID"] == 101]
print tagid101
通过这样做,我只能够存储标签识别101
的数据,但我想的个人标签识别的数据存储在一个新的数据帧。
我可以用for循环存储新dataframes? like:tags = data ['TAGID']。unique() 然后使用for循环。 – Dheeraj
你认为'df101,df102' ...?如果是的话,它可能在python中,但是很复杂。检查[this](https://stackoverflow.com/q/1373164/2901002) – jezrael
非常感谢。这真的有帮助。 – Dheeraj