hudbiu 1 - university of the ryukyustnal/2018/prog1/2018prog1-w6.pdf · 2018-05-24 · -5#3/6#1 ( 6...
TRANSCRIPT
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7�.(1. gak\H!? 2. Chapter 3.2 For Loops
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3. Chapter 3.4 A Few Words About Using Floats1. %���'�H O�<
4. If�9fk_�H041. elif, continue, break
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (�����!��")
5. Chapter 4.5 Modules
6. �8� ����9
7. ��
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Turing complete (ENTPRA��)W���1�74��)
• Universal Turing Machine (�!ENTPRAICR)– 0/1@#%61>�(&9FTHULMPV0.=*FTH�9��7$:�13>��@�5+
– Church-Turing Thesis (ENTPRA9��)• ,;2-.>'�0�( 9��6"�!8<*ENTPRAICR6HQAOK!6.=*4?@"�61>+
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (���)�0,#2)
5. Chapter 4.5 Modules
6. ��N/! �("O
7. ��
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Chapter 4, 4.1.2, 4.1.3, 4.2, 4.5���
4 FUNCTIONS, SCOPING, AND ABSTRACTION4.1.2 Keyword Arguments and Default Values4.1.3 Scoping4.2 Specifications4.5 Modules
2018��������1 5
4.1.2 Keywords Arguments and Default Values
# ����1def myrange(start, stop, step=1):
result = []num = startwhile num<stop:
result.append(num)num += step
return result
class range(object)| range(stop) -> range object| range(start, stop[, step]) -> range object| | Return an object that produces a sequence of integers from start (inclusive)| to stop (exclusive) by step.
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# ���1>>> myrange(0, 5)[0, 1, 2, 3, 4]>>> myrange(start=0, stop=5)[0, 1, 2, 3, 4]>>> myrange(0, 5, step=2)[0, 2, 4]
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (���$�)' ,)
5. Chapter 4.5 Modules
6. ��E(� �#�F
7. ��
2018��G9A.?;B.1 7
��:C0: http://ie.u-ryukyu.ac.jp/~tnal/2018/prog1/
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Stack frame � Name Spacedef f(x):
y = 1x = x + yprint('f(x): x = {0}'.format(x))print('f(x): y = {0}'.format(y))return(x)
x = 3y = 2z = f(x)print('x = {0}'.format(x))print('y = {0}'.format(y))print('z = {0}'.format(z))
def g():print('z = {0}'.format(z))g()
2018��1*-',+.'1 8
(1) ��f()!�
0(/)�� ���"�� � �&%�����"���!$�
Stack frame: 1f()
(2) (/)!�Stack frame: 1
f(), x=3, y=2
(3) ���(���#��)Stack frame: 1
f(), x=3, y=2, z(3-1) ���#����
Stack frame: 2y=1, x=4(3-2) ���,return��
Stack frame: 1f(), x=3, y=2, z=4(3-3) �����!��
$:;<8%� =Last-in, First-out (LIFO)
2018��D>A9@?B91 9
Stack frame: 1
f(), x=3, y=2, z
(3-1) !�2�+��
��
:;<83��(push)
Stack frame: 1
f(), x=3, y=2, z
��
:;<83��(push)
Stack frame: 1
f(), x=3, y=2, z=4
:;<8'4��(pop)
Stack frame: 2
y=1, x=4
(3-2) !� �,return�� (3-3) !� ���1��
Stack frame: 2
y=1, x=4
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!�72�,.20�+&Stack frame(�46"-)0����(��*65#
Stack FrameHaUk\• \[_i`hnUkZ_gZ,��3N?;IYVg_\]TUh�)�H�H^j[VoDI3�CH0��l���S\imY?3�HYZ[V]imcD$�<>RQ4
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2018��p_jWfbkW1 10
KOD��0� (2.4�0 ��)http://ie.u-ryukyu.ac.jp/~tnal/2017/prog1/loop.py
# スライムのHPが0より大きい間タコ殴りにするゲーム
import random
def encount_enemy():hitpoint = random.randint(3, 7)return hitpoint
enemy_hitpoint = encount_enemy()print('スライムに遭遇した。（敵HP=', enemy_hitpoint, '）')
while (enemy_hitpoint > 0):attack = random.randint(2,4)enemy_hitpoint = enemy_hitpoint – attackprint('あなたの攻撃！スライムに', attack, 'のダメージ！（敵
HP=', enemy_hitpoint, '）')
print('スライムを倒した！')
2018��PDM;JFN;1 11
4��0while�<OB�(1) ��encount_enemy()-��(,6!random"1�&0���-1�'7,#.#
(2) ����0>?@:CLOG/��(.#*3�A@DLEK0>?@:CLOG8��)6 (3) A@DLEK0>?@:CLOG/1�!import random"-�2�9+randomH=IOK%��'7,$5�&78��encount_enemy()-4��)6
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (���,%2/)4)
5. Chapter 4.5 Modules
6. ��O 1'� +(P
7. "
2018��QBL6IDM61 12
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4.2 Specifications (��, ;0B@G:)
• 3@G:�– �#��+�(�
• docstring�'*,3@G:– �"""�"""�$�"!����'�,3@G:�
–/G9G:$=F61- �,�%�–��;0B@G:% #(��
% curl https://ie.u-ryukyu.ac.jp/~tnal/2018/prog1/week6_doctest.py -O
% pydoc -w week6_doctest
% open week6_doctest.html
2018��M>F2D?G21 13
pydoc:;0B@G8I4CGH7IE
L�)A5BIE�J<./E�$)&�K
��: Example Google Style Python Docstrings
http://sphinxcontrib-napoleon.readthedocs.io/en/latest/example_google.html
doctest<ADUPLNMKN(���<+C?6G)
• UPLNMKN (Unit Test, �MKN)– &�/��$C<��5D.F�"(– print��48�!�#9>;1')��47��F�-7B'��47��/�BED2:Z��or�[*F�#(
• doctest<ADUPLNMKN– � 90DOHTSYNZdocstring[– �
• $ =KIWQN� % python week6_doctest.py
• UPLNMKN=� % python -m doctest week6_doctest.py -v
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doctest���oct:tnal% python -m doctest week6_doctest.py -vTrying:
add(1, 2)Expecting:
3okTrying:
add(-1, 3)Expecting:
2okTrying:
add(0, 0.5)Expecting:
0.5ok(���)
(���)2 items passed all tests:
1 tests in __main__2 tests in __main__.add
3 tests in 2 items.3 passed and 0 failed.Test passed.
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• �+=27;2!%��"�����(#�"���)�"��� �*#��
– �1�"�1 �&��– [1, 2]"[1,2]&��• doctest&18>1%��'��$3,4.�• str�-60,.5"� %��
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (��&�*'"-)
5. Chapter 4.5 Modules
6. ��H�) ��%!I
7. ��
2018��J;E/C=F/1 17
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4.5 Modules (?8@EB, � )
• 7E:1��#%;34B = ?8@EB
• ���1% python>>> import week6_doctest>>> week6_doctest.add(1, 2)3
• ���2% python>>> import week6_doctest as wd>>> wd.add(1, 2)3
• ���3% python>>> from week6_doctest import *>>> add(1, 2)3
• �-�2&?8@EB,help()(:5@>D91�(!0�>>> import week6_doctest as wd>>> help(wd)
2018��F<C6A=D61 18
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pydoc(�/0:5@>D9)���,�$�
�?8@EB�.��� (?8@EB�+� 1��
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications1. docstring + doctest (��-%2.*6)
5. Chapter 4.5 Modules
6. ��L�1(��,)M
7. ��
2018��NAI7GCJ71 19
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– ��• +�L�D�9?�85UVWP\gj_3(�7KJ-• +�B��L 0J?,UVWP\gj_C��7KJ-• ���*C�UVWP\gj_2I);=��9J-
• from, import AHJaTbjf%F&F• docstringAHJZOb`iXjSdi– !�A#'>4J3,>4J:6NMZA�1/-
• doctestAHJc[WYXUY– ���$k�">4JZOb`iY-
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1. Chapter 1 Turing Complete
2. Chapter 4.1.2 Keyword Arguments and Default Values
3. Chapter 4.1.3 Scoping
4. Chapter 4.2 Specifications
1. docstring + doctest (� �L>UQEZ)
5. Chapter 4.5 Modules
6. �$��TC�0KD�
7. �2
2018���n|^xq}^1 22
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–72;/��2 �72;/ ����& �#��• ��: ����"– 4�• 4.3 Recursion• 4.4 Global Variables
• �:��((,,4): –08+539+,)6-'.* <716�� �$���
• https://paiza.jp/challenges/info
2018�=08+539+1 24
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• ��: Introduction to Computation and Programming Using Python: With Application to Understanding Data
• Python 3.5.1 documentation, https://docs.python.org/3.5/index.html
• ����� �������������, http://www.slideshare.net/junpeitsuji/ss-57954980
• doctest — Test interactive Python examples, https://docs.python.org/3/library/doctest.html
• Example Google Style Python Docstrings, http://sphinxcontrib-napoleon.readthedocs.io/en/latest/example_google.html
2018����� ��� 1 25