from pandas import read_csv, DataFrame
from sklearn.metrics import roc_curve
from sklearn.ensemble import RandomForestClassifier, GradientBoostingClassifier
from sklearn.cross_validation import train_test_split
from sklearn.naive_bayes import GaussianNB
from sklearn.neighbors import KNeighborsClassifier
from sklearn.decomposition import PCA
import ml_metrics, string, re, pylab as pl

SampleCustomers = read_csv("https://s...content-available-to-author-only...k.ru/documents/olymp/SAMPLE_CUSTOMERS.csv", ';')
SampleAccounts = read_csv("https://s...content-available-to-author-only...k.ru/documents/olymp/SAMPLE_ACCOUNTS.csv",";",decimal =',')

print (SampleAccounts)