import pandas as pd

print "Hi! This is a cell. Press the ▶ button above to run it"

pd.read_csv(

pd.r

def print_10_nums():
    for i in range(10):
        print i,

print_10_nums()

%time sum([x for x in range(100000)])

%time sum(x for x in range(100000))

%quickref

%%perl

$_ = "whoa, python!";
s/python/perl/;
print