![ipython
$
ipython
Python
2.7
(r27:82500,
Nov
7
2010,
14:17:28)
Type
"copyright",
"credits"
or
"license"
for
more
informaXon.
IPython
0.13.2
-‐-‐
An
enhanced
InteracXve
Python.
?
-‐>
IntroducXon
and
overview
of
IPython's
features.
%quickref
-‐>
Quick
reference.
help
-‐>
Python's
own
help
system.
object?
-‐>
Details
about
'object',
use
'object??'
for
extra
details.
In
[1]:](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-9-2048.jpg?cb=1668153964)
![In
[1]:
import
random
In
[2]:
random.choice?
Type:
instancemethod
String
Form:<bound
method
Random.choice
of
<random.Random
object
at
0x10183f820>>
File:
/usr/local/Cellar/python/2.7/
lib/python2.7/random.py
Definition:
random.choice(self,
seq)
Docstring:
Choose
a
random
element
from
a
non-‐empty
sequence.](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-10-2048.jpg?cb=1668153964)
![In
[3]:
random.choice??
Type:
instancemethod
String
Form:<bound
method
Random.choice
of
<random.Random
object
at
0x10183f820>>
File:
/usr/local/Cellar/python/2.7/
lib/python2.7/random.py
Definition:
random.choice(self,
seq)
Source:
def
choice(self,
seq):
"""Choose
a
random
element
from
a
non-‐empty
sequence."""
return
seq[int(self.random()
*
len(seq))]
#
raises...](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-11-2048.jpg?cb=1668153964)
![ls
とか
cd
とか
In
[4]:
ls
bin/
lib/
share/
include/
man/
src/
In
[5]:
cd
src
/Users/torufurukawa/works/pyfes201307/src](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-12-2048.jpg?cb=1668153964)
![コマンド実行
In
[6]:
!ps
PID
TTY
TIME
CMD
2739
8ys000
0:00.84
-‐zsh
6059
8ys000
0:01.13
/Users/torufurukawa/
works/pyfes201307/bin/python2.7
/Us....](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-13-2048.jpg?cb=1668153964)
![In
[7]:
!redis-‐server
[6080]
27
Jul
12:59:29
#
Warning:
no
config
file
specified,
using
the
default
config.
In
order
to
specify
a
config
file
use
'redis-‐server
/path/to/
redis.conf'
[6080]
27
Jul
12:59:29
*
Server
started,
Redis
version
2.4.10
[6080]
27
Jul
12:59:29
*
The
server
is
now
ready
to
accept
connecXons
on
port
6379](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-14-2048.jpg?cb=1668153964)
![requests
>>>
import
requests
>>>
r
=
requests.get('h8p://wozozo.jp/')
>>>
r.status_code
200
>>>
r.content
'n<!DOCTYPE
html>n<!-‐-‐[if
IEMobile
7
]><html
class="no-‐js
iem7"><![endif]-‐-‐>n<!-‐-‐[if
lt
IE
9]><html
class="no-‐js
lte-‐ie8"><![endif]-‐-‐>n<!-‐-‐[if
(gt
IE
8)|(gt
IEMobile
7)|!(IEMobile)|!(IE)]><!-‐-‐
><html
class="no-‐js"
lang="en"><!-‐-‐<![endif]](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-23-2048.jpg?cb=1668153964)
![>>>
r.json()
#
辞書を返す
{'spam':
'ham',
'foo':
[1,2,3]}](https://image.slidesharecdn.com/pyfes201307m9-130728090352-phpapp02/75/m9201307-24-2048.jpg?cb=1668153964)
おまえらこのライブラリ使ってないの? m9 (2013-07)
•5 likes•3,146 views
Report
Share
Download to read offline
More Related Content
What's hot
What's hot(20)
Similar to おまえらこのライブラリ使ってないの? m9 (2013-07)
Similar to おまえらこのライブラリ使ってないの? m9 (2013-07)(20)
More from Toru Furukawa
More from Toru Furukawa(11)
Recently uploaded
Recently uploaded(11)
おまえらこのライブラリ使ってないの? m9 (2013-07)
- 2. お前だれよ？ • ふるかわとおる • @torufurukawa • #bucho • 株式会社バスキュール – TV連動サービス作ってますした
- 3. アンケート結果より... • 仮想環境 • シェル拡張 • コーディングスタイル • テスト • 追加は #pyfes #m9 で、ツイートしてください。 h8ps://twi8er.com/search?q=%23pyfes%20AND%20%23m9&src=typd
- 4. 仮想環境でインストールし放題 • 複数のプロジェクト • ライブラリの競合を避けたい
- 5. virtualenv $ virtualenv . $ ls bin include lib $ source bin/activate インストールし放題！
- 6. venv (3.x) $ python3.3 -‐m venv . $ source bin/activate インストールし放題！
- 7. virtualenvwrapper $ mkvirtualenv myenv $ workon myenv インストールし放題！
- 8. 対話シェル拡張 • 対話シェルだけでは... • Python の対話シェルでもっといろいろやる
- 9. ipython $ ipython Python 2.7 (r27:82500, Nov 7 2010, 14:17:28) Type "copyright", "credits" or "license" for more informaXon. IPython 0.13.2 -‐-‐ An enhanced InteracXve Python. ? -‐> IntroducXon and overview of IPython's features. %quickref -‐> Quick reference. help -‐> Python's own help system. object? -‐> Details about 'object', use 'object??' for extra details. In [1]:
- 10. In [1]: import random In [2]: random.choice? Type: instancemethod String Form:<bound method Random.choice of <random.Random object at 0x10183f820>> File: /usr/local/Cellar/python/2.7/ lib/python2.7/random.py Definition: random.choice(self, seq) Docstring: Choose a random element from a non-‐empty sequence.
- 11. In [3]: random.choice?? Type: instancemethod String Form:<bound method Random.choice of <random.Random object at 0x10183f820>> File: /usr/local/Cellar/python/2.7/ lib/python2.7/random.py Definition: random.choice(self, seq) Source: def choice(self, seq): """Choose a random element from a non-‐empty sequence.""" return seq[int(self.random() * len(seq))] # raises...
- 12. ls とか cd とか In [4]: ls bin/ lib/ share/ include/ man/ src/ In [5]: cd src /Users/torufurukawa/works/pyfes201307/src
- 13. コマンド実行 In [6]: !ps PID TTY TIME CMD 2739 8ys000 0:00.84 -‐zsh 6059 8ys000 0:01.13 /Users/torufurukawa/ works/pyfes201307/bin/python2.7 /Us....
- 14. In [7]: !redis-‐server [6080] 27 Jul 12:59:29 # Warning: no config file specified, using the default config. In order to specify a config file use 'redis-‐server /path/to/ redis.conf' [6080] 27 Jul 12:59:29 * Server started, Redis version 2.4.10 [6080] 27 Jul 12:59:29 * The server is now ready to accept connecXons on port 6379
- 15. bpython 誰か書いて
- 16. コーディングスタイル • 汚いコードを見つけてくれる • 自分でチェックしなくていい！
- 17. from urllib import urlopen # 使ってない def add(a, b ): # カッコのまわりに不要スペース addressess = None # スペルミス return a + b
- 18. pep8 $ pep8 spam.py spam.py:2:1: E302 expected 2 blank lines, found 0 spam.py:2:13: E202 whitespace before ')'
- 19. pyflakes $ pyflakes spam.py spam.py:1: 'urlopen' imported but unused spam.py:3: local variable 'addressess' is assigned to but never used
- 20. flake8 $ flake8 spam.py spam.py:1:1: F401 'urlopen' imported but unused spam.py:2:1: E302 expected 2 blank lines, found 0 spam.py:2:13: E202 whitespace before ')' spam.py:3:1: F841 local variable 'addressess' is assigned to but never used
- 21. misspellings $ misspellings spam.py spam.py:3: addressess -‐> "addresses"
- 22. HTTP リクエスト • urllib だけだとちょっと... • リクエストを簡単に書きたい • レスポンスを簡単に取得したい
- 23. requests >>> import requests >>> r = requests.get('h8p://wozozo.jp/') >>> r.status_code 200 >>> r.content 'n<!DOCTYPE html>n<!-‐-‐[if IEMobile 7 ]><html class="no-‐js iem7"><![endif]-‐-‐>n<!-‐-‐[if lt IE 9]><html class="no-‐js lte-‐ie8"><![endif]-‐-‐>n<!-‐-‐[if (gt IE 8)|(gt IEMobile 7)|!(IEMobile)|!(IE)]><!-‐-‐ ><html class="no-‐js" lang="en"><!-‐-‐<![endif]
- 24. >>> r.json() # 辞書を返す {'spam': 'ham', 'foo': [1,2,3]}
- 25. requests.post( 'h8p://wozozo.jp/', data={'name': 'xaxtsuxo'}, # パラメータ auth=('user', 'pass') # Basic Auth )
- 26. テスト • テストを手早く書きたい • 失敗したテスト結果は分かりやすくならん？
- 27. py.test • テストランナー + ディスカバラー • エラーをきれいに見せてくれる • 確認しやすい
- 28. import uni8est class MyTest(uni8est.TestCase): def test(self): self.assertEqual(True, True) def test2(): x = {'foo': 'bar', 'hoge': 'fuga'} y = {'foo': 'bar', 'hoge': 'wozozo'} assert x == y
- 29. $ py.test mytest.py ============================= test session starts ============================== pla{orm darwin -‐-‐ Python 2.7.0 -‐-‐ pytest-‐2.3.5 collected 3 items mytest.py .F ...
- 30. ... def test2(): x = {'foo': 'bar', 'hoge': 'fuga'} y = {'foo': 'bar', 'hoge': 'wozozo'} > assert x == y E assert {'foo': 'bar', 'hoge': 'fuga'} == {'foo': 'bar',...ge': 'wozozo'} E Hiding 1 idenXcal items, use -‐v to show E Differing items: E {'hoge': 'fuga'} != {'hoge': 'wozozo'}
- 32. watchdog $ watchmedo shell-‐command -‐-‐pa8erns="*.py" -‐-‐command="py.test mytest.py"