python
import pandas as pd
data = pd.read_csv('data.csv')
print(data.head())
python
import numpy as np
arr = np.array([1, 2, 3, 4, 5])
arr_2d = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
python
from sklearn import datasets
iris = datasets.load_iris()
print(iris.DESCR)
