Created
April 11, 2014 06:27
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| __author__ = 'VladimirDel' | |
| import sys | |
| import os | |
| import csv | |
| CLASSES_DIR = "/Users/VladimirDel/Projects/java/diploma/dist/data/network/kddcup/classes/" | |
| OUTPUT_DIR = "/Users/VladimirDel/Projects/java/diploma/dist/data/network/kddcup/output/" | |
| TEST_DATASET = "kddcup.tst" | |
| TRAIN_DATASET = "kddcup.tra" | |
| NORMAL_FILENAME = "normal.data" | |
| TOTAL_CLASSES = 23 | |
| NORMAL_RATIO = 0.5 | |
| def append(writer, row): | |
| writer.writerow(row) | |
| normal_count = int(sys.argv[1]) | |
| total_count = int(normal_count / NORMAL_RATIO) | |
| attack_count = int((total_count - normal_count + TOTAL_CLASSES - 2) / (TOTAL_CLASSES - 1)) | |
| print("Taking " + str(normal_count) + " normal records") | |
| print("Total records: " + str(total_count)) | |
| print("Taking " + str(attack_count) + " records of each attack type") | |
| print() | |
| files = [CLASSES_DIR + file for file in os.listdir(CLASSES_DIR)] | |
| test_dataset = open(OUTPUT_DIR + TEST_DATASET, mode="w+", newline='') | |
| train_dataset = open(OUTPUT_DIR + TRAIN_DATASET, mode="w+", newline='') | |
| test_writer = csv.writer(test_dataset) | |
| train_writer = csv.writer(train_dataset) | |
| for file in files: | |
| with open(file, 'r', newline='') as attack: | |
| reader = csv.reader(attack) | |
| row_count = 0 | |
| check = normal_count if file == CLASSES_DIR + NORMAL_FILENAME else attack_count | |
| for row in reader: | |
| row[-1] = row[-1][:-1] | |
| if row_count < check: | |
| append(train_writer, row) | |
| else: | |
| append(test_writer, row) | |
| row_count += 1 | |
| test_dataset.close() | |
| train_dataset.close() |
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