{"metadata":{"kernelspec":{"language":"python","display_name":"Python 3","name":"python3"},"language_info":{"pygments_lexer":"ipython3","nbconvert_exporter":"python","version":"3.6.4","file_extension":".py","codemirror_mode":{"name":"ipython","version":3},"name":"python","mimetype":"text/x-python"}},"nbformat_minor":4,"nbformat":4,"cells":[{"cell_type":"code","source":"!pip install pandarallel \n\nimport gc\n\nimport numpy as np\nimport pandas as pd\nfrom pathlib import Path\nfrom tqdm.notebook import tqdm\n\nfrom pandarallel import pandarallel\npandarallel.initialize()\n\nBASE_DIR = Path('../input/mlb-player-digital-engagement-forecasting')\ntrain = pd.read_csv(BASE_DIR / 'train_updated.csv')\n\nnull = np.nan\ntrue = True\nfalse = False","metadata":{"_uuid":"8f2839f25d086af736a60e9eeb907d3b93b6e0e5","_cell_guid":"b1076dfc-b9ad-4769-8c92-a6c4dae69d19","execution":{"iopub.status.busy":"2021-07-21T09:41:35.113243Z","iopub.execute_input":"2021-07-21T09:41:35.114158Z","iopub.status.idle":"2021-07-21T09:42:36.406425Z","shell.execute_reply.started":"2021-07-21T09:41:35.114072Z","shell.execute_reply":"2021-07-21T09:42:36.403105Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"for col in train.columns:\n    print(col)\n    if col == 'date': continue\n\n    _index = train[col].notnull()\n    train.loc[_index, col] = train.loc[_index, col].parallel_apply(lambda x: eval(x))\n\n    outputs = []\n    print(len(train.loc[_index, ['date', col]]))\n    for index, date, record in tqdm(train.loc[_index, ['date', col]].itertuples(), leave=False):\n        _df = pd.DataFrame(record)\n        _df['index'] = index\n        _df['date'] = date\n        outputs.append(_df)\n\n    outputs = pd.concat(outputs).reset_index(drop=True)\n\n    outputs.to_csv(f'{col}_train.csv', index=False)\n    outputs.to_pickle(f'{col}_train.pkl')\n\n    del outputs\n    del train[col]\n    gc.collect()","metadata":{"execution":{"iopub.status.busy":"2021-07-21T09:43:15.857826Z","iopub.execute_input":"2021-07-21T09:43:15.858813Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"","metadata":{},"execution_count":null,"outputs":[]}]}