#!/usr/bin/env python3 # Copyright 2014 Brett Slatkin, Pearson Education Inc. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # Preamble to mimick book environment import logging from pprint import pprint from sys import stdout as STDOUT # Example 1 from random import randint random_bits = 0 for i in range(64): if randint(0, 1): random_bits |= 1 << i print(bin(random_bits)) # Example 2 flavor_list = ['vanilla', 'chocolate', 'pecan', 'strawberry'] for flavor in flavor_list: print('%s is delicious' % flavor) # Example 3 for i in range(len(flavor_list)): flavor = flavor_list[i] print('%d: %s' % (i + 1, flavor)) # Example 4 for i, flavor in enumerate(flavor_list): print('%d: %s' % (i + 1, flavor)) # Example 5 for i, flavor in enumerate(flavor_list, 1): print('%d: %s' % (i, flavor))