ebay-ml-lister/curate.py

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import ebay_api
import numpy as np
'''
file used to compile methods from ebay_api.py for curating training data
'''
curate = ebay_api.CurateData()
raw_data = curate.import_raw()
training = curate.to_training(raw_data) # NOTE have to reference PictureURL list here if you want to expand. Other column is string in subsequent dfs
# or use dropd.PictureURL.split(' ')
class_training = curate.class_training(training)
nvl_training = curate.nvl_training(training)
extracted_df = curate.extract_contents(nvl_training)
dropd = curate.drop_nvl_cols(extracted_df)
def expand_nvlclass(class_training, dropd):
'''
takes image url list from each cell and expands them into separate/duplicate
instances. Modifies both class training and dropd dfs. Appends custom
image url dict {'source':'destination'}.
'''
#interm_s =class_training.PictureURL.apply(lambda x: len(x))
#expanded_class_training = class_training.loc[np.repeat(class_training.index.values, interm_s)].reset_index(drop=True)
expanded_class_training = class_training.explode('PictureURL').reset_index(drop=True)
expanded_dropd = dropd.loc[np.repeat(dropd.index.values, interm_s)].reset_index(drop=True) # TODO CHANGE this to use explode(). picture list needs preservation
# prior to creating dropd and extracted. maybe run extraced_df after dropd or after running nvl_training
#interm_s = interm_s.astype(str).applymap(lambda x: x.split(',')*4)