ium_464913/download_dataset.sh

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#!/bin/bash
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# Download the dataset from Kaggle
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kaggle datasets download -d mlg-ulb/creditcardfraud
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# Unzip the dataset
unzip -o creditcardfraud.zip
# Remove the zip file
rm creditcardfraud.zip
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# Create a header file
head -n 1 creditcard.csv > creditcard_header.csv
# Remove the header from the dataset
tail -n +2 creditcard.csv > creditcard_no_header.csv
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# Remove the original dataset
rm creditcard.csv
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# Shuffle the dataset
shuf creditcard_no_header.csv > creditcard_shuf_no_header.csv
# Remove the unshuffled dataset
rm creditcard_no_header.csv
# Add the header back to the shuffled dataset
cat creditcard_header.csv creditcard_shuf_no_header.csv > creditcard_shuf.csv
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# Split the dataset into training and testing
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tail -n +10001 creditcard_shuf_no_header.csv > creditcard_train_no_header.csv
head -n 10000 creditcard_shuf_no_header.csv > creditcard_test_no_header.csv
# Add the header back to the training and testing datasets
cat creditcard_header.csv creditcard_train_no_header.csv > creditcard_train.csv
cat creditcard_header.csv creditcard_test_no_header.csv > creditcard_test.csv
# Remove the intermediate files
rm creditcard_header.csv creditcard_shuf_no_header.csv creditcard_train_no_header.csv creditcard_test_no_header.csv
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# Create a directory for the data
mkdir -p data
# Move the datasets to the data directory
mv creditcard_shuf.csv creditcard_train.csv creditcard_test.csv data/