開発環境
- OS X El Capitan - Apple (OS)
- Emacs (Text Editor)
- Python 3.5 (プログラミング言語)
Introducing Python: Modern Computing in Simple Packages (Bill Lubanovic (著)、 O'Reilly Media)のChapter 4(Py Crust: Code Structures)、Things to Do 4.1-12.を取り組んでみる。
Things to Do 4.1-12.
コード(Emacs)
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
print('4.1')
guess_me = 7
if guess_me < 7:
print('too low')
elif guess_me > 7:
print('too high')
elif guess_me == 7:
print('right')
else:
raise Exception('?')
print('4.2')
guess_me = 7
start = 1
while True:
if start < 7:
print('too low')
elif guess_me == 7:
print('found it!')
break
else:
raise Exception('?')
start += 1
print('4.3')
for value in [3, 12, 1, 2]:
print(value)
print('4.4')
print([n for n in range(10) if n % 2 == 0])
print('4.5')
print({x: x * x for x in range(10)})
print('4.6')
print({x for x in range(10) if x % 2 != 0})
print('4.7')
for s in ('Got {0}'.format(n) for n in range(10)):
print(s)
print('4.8')
def good():
return ['Harry', 'Ron', 'Hermione']
print(good())
print('4.9')
def get_odds():
for x in range(10):
if x % 2 != 0:
yield x
for i, n in enumerate(get_odds()):
if i == 2:
print(n)
break
print('4.10')
def test(func):
def new_fund(*args, **kwargs):
print('start')
result = func(*args, **kwargs)
print('end')
return result
return new_fund
@test
def func():
return 10
n = func()
print(n)
print('4.11')
class OppsException(Exception):
pass
try:
raise OppsException('Caught an oops')
except OppsException as err:
print(err)
print('4.12')
titles = ['Creature of Habit', 'Crewel Fate']
plots = ['A nun turns into a monster', 'A haunted yarn shop']
movies = dict(zip(titles, plots))
print(movies)
入出力結果(Terminal, IPython)
$ ./sample.py 4.1 right 4.2 too low too low too low too low too low too low found it! 4.3 3 12 1 2 4.4 [0, 2, 4, 6, 8] 4.5 {0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25, 6: 36, 7: 49, 8: 64, 9: 81} 4.6 {1, 3, 5, 9, 7} 4.7 Got 0 Got 1 Got 2 Got 3 Got 4 Got 5 Got 6 Got 7 Got 8 Got 9 4.8 ['Harry', 'Ron', 'Hermione'] 4.9 5 4.10 start end 10 4.11 Caught an oops 4.12 {'Creature of Habit': 'A nun turns into a monster', 'Crewel Fate': 'A haunted yarn shop'} $
0 コメント:
コメントを投稿