IIS_2023_1/malkova_anastasia_lab_6/dataset.py
2023-11-17 01:19:07 +04:00

27 lines
745 B
Python

import pandas as pd
from sklearn.model_selection import train_test_split
from config import DATA_SIZE
def load_dataset():
data = pd.read_csv('true_car_listings.csv')[:DATA_SIZE]
names = ['Year', 'Mileage', 'City', 'State', 'Vin', 'Make', 'Model']
convert_to_num(data, 'City')
convert_to_num(data, 'State')
convert_to_num(data, 'Vin')
convert_to_num(data, 'Make')
convert_to_num(data, 'Model')
Y = data['Price']
X = data[names]
x_train, x_test, y_train, y_test = train_test_split(
X, Y, test_size=0.05, random_state=42)
return x_train, x_test, y_train, y_test
def convert_to_num(data, col):
unique_numbers = list(set(data[col]))
data[col] = data[col].apply(unique_numbers.index)