########################################

mynumber = 5

print "Python 2:"
print "The number is %d" % (mynumber)
print mynumber / 2,
print mynumber // 2

from __future__ import print_function
from __future__ import division

print('\nPython 3:')
print("The number is {}".format(mynumber))
print(mynumber / 2, end=' ')
print(mynumber // 2)

from __future__ import braces

mylist = ["It's", 'only', 'a', 'model']

for index, item in enumerate(mylist):
    print(index, item)

mynumber = 3

if 4 > mynumber > 2:
    print("Chained comparison operators work! \n" * 3)

from collections import Counter
from random import randrange
import pprint
mycounter = Counter()
for i in range(100):
    random_number = randrange(10)
    mycounter[random_number] += 1
for i in range(10):
    print(i, mycounter[i])

my_phrase = ["No", "one", "expects", "the", "Spanish", "Inquisition"]
my_dict = {key: value for value, key in enumerate(my_phrase)}
print(my_dict)
reversed_dict = {value: key for key, value in my_dict.items()}
print(reversed_dict)

import subprocess
output = subprocess.check_output('dir', shell=True)
print(output)

my_dict = {'name': 'Lancelot', 'quest': 'Holy Grail', 'favourite_color': 'blue'}

print(my_dict.get('airspeed velocity of an unladen swallow', 'African or European?\n'))

for key, value in my_dict.iteritems():
    print(key, value, sep=": ")

a = 'Spam'
b = 'Eggs'

print(a, b)

a, b = b, a

print(a, b)

my_dict = {'That': 'an ex-parrot!'}

help(my_dict)

my_long_text = ("We are no longer the knights who say Ni! "
                "We are now the knights who say ekki-ekki-"
                "ekki-p'tang-zoom-boing-z'nourrwringmm!")
print(my_long_text)