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convert DataFrame to libffm data format in parallel

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FfmEncoder.py		FfmEncoder.py
README.md		README.md

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FfmEncoder

convert DataFrame to libffm data format in parallel

Usage

filed_names = [field1, field2, ... fieldn]
fe = FfmEncoder(filed_names,label_name='label',nthread=18)
fe.transform(train_set, 'train.ffm')

~~notice: The label column must be the first column in the input DataFrame~~

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convert DataFrame to libffm data format in parallel

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Python 100.0%