PythonCodingRule

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2025-03-03 0 0 314.47KB 15 页 5.9玖币
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Pythonᓔথ㓪ⷕ㾘㣗
ҟ㒡1.
ϔ㟈ᗻⱘᓎ䆂
2.
ҷⷕⱘᏗሔ
㓽䖯
1.
ࠊ㸼ヺ䖬ᰃぎḐ?2.
㸠ⱘ᳔໻䭓ᑺ
3.
ぎ㸠
4.
㓪ⷕ
5.
3.
ᇐܹ
4.
ぎḐ
݊ᅗᓎ䆂1.
5.
⊼䞞
⊼䞞ഫ1.
㸠ݙ⊼䞞2.
6.
᭛ḷ࣪7.
⠜ᴀ⊼䆄8.
ੑৡ㑺ᅮ
ᦣ䗄:ੑৡ亢Ḑ1.
䇈ᯢ:ੑৡ㑺ᅮ
ᑨ䙓ܡⱘৡᄫ1.
῵ഫৡ2.
㉏ৡ3.
ᓖᐌৡ4.
ܼሔব䞣ৡ5.
ߑ᭄ৡ
6.
ᮍ⊩ৡ੠ᅲ՟ব䞣
7.
㒻ᡓⱘ䆒䅵
8.
2.
9.
䆒䅵ᓎ䆂
10.
1.
PythonCodingRule
䆥〓 Pythonᓔথ㓪ⷕ㾘㣗
ᓔথ㓪ⷕ㾘㣗ᓔথ㓪ⷕ㾘㣗
ᓔথ㓪ⷕ㾘㣗
3\WKRQᓔথ㓪ⷕ㾘㣗
3\WKRQᓔথ㓪ⷕ㾘㣗3\WKRQᓔথ㓪ⷕ㾘㣗
3\WKRQᓔথ㓪ⷕ㾘㣗
--- hoxide dreamingk 040724
--- xyb 040915
--- ZoomQuiet MoinMoin 050610
Python䖯㸠ᓔথᯊⱘ㓪ⷕ亢Ḑ㑺ᅮ
䖯㸠ᓔথᯊⱘ㓪ⷕ亢Ḑ㑺ᅮ䖯㸠ᓔথᯊⱘ㓪ⷕ亢Ḑ㑺ᅮ
䖯㸠ᓔথᯊⱘ㓪ⷕ亢Ḑ㑺ᅮ ॳ᭛:epes:PEP 008ljStyle Guide for Python CodeNJ
ҟ㒡
ҟ㒡ҟ㒡
ҟ㒡
䖭㆛᭛ḷ᠔㒭ߎⱘ㓪ⷕ㑺ᅮ䗖⫼Ѣ೼Џ㽕ⱘPythonথᏗ⠜ᴀЁ㒘៤ᷛޚᑧⱘPython ҷⷕ.䇋ᶹ䯙Ⳍ
݇ⱘ݇Ѣ೼PythonCᅲ⦄ЁCҷⷕ亢Ḑᣛफⱘᦣ䗄.
䖭㆛᭛ḷᬍ㓪㞾Guido᳔߱ⱘljPython亢ḐᣛफNJϔ᭛. ᑊҢljBarry's style guideNJЁ⏏ࡴњ䚼ߚݙ
. ೼᳝ކさⱘഄᮍˈGuideⱘ亢Ḑ㾘߭ᑨ䆹ᰃヺড়ᴀPEPⱘᛣ೒ (䆥⊼˖ህᰃᔧ᳝ކさᯊˈᑨҹ
Guido亢ḐЎޚ) 䖭㆛PEPг䆌ҡ✊ᇮ᳾ᅠ៤(ᅲ䰙Ϟˈᅗৃ㛑∌䖰ϡӮ㒧ᴳ).
ϔ㟈ᗻⱘᓎ䆂
ϔ㟈ᗻⱘᓎ䆂ϔ㟈ᗻⱘᓎ䆂
ϔ㟈ᗻⱘᓎ䆂
ᛮ㷶ᕫՓ⫼ϔ㟈ᗻᰃ᮴ⶹⱘཪᗾ
ᛮ㷶ᕫՓ⫼ϔ㟈ᗻᰃ᮴ⶹⱘཪᗾᛮ㷶ᕫՓ⫼ϔ㟈ᗻᰃ᮴ⶹⱘཪᗾ
ᛮ㷶ᕫՓ⫼ϔ㟈ᗻᰃ᮴ⶹⱘཪᗾ(A Foolish Consistency is the Hobgoblin of Little Minds)
!
-- Zoomq
೼䖭㆛亢ḐᣛᇐЁⱘϔ㟈ᗻᰃ䞡㽕ⱘ. ೼ϔϾ乍Ⳃݙⱘϔ㟈ᗻ᳈䞡㽕. ೼ϔϾ῵ഫ៪ߑ᭄ݙⱘϔ㟈
ᗻ᳔䞡㽕.
Ԛ᳔䞡㽕ⱘᰃ:ⶹ䘧ԩᯊӮϡϔ㟈 -- ᳝ᯊাᰃ≵᳝ᅲᮑ亢Ḑᣛᇐ.ᔧߎ⦄⭥ᚥᯊ,
䖤⫼Դⱘ᳔Շ߸ᮁ.ⳟⳟ߿ⱘ՟ᄤ,✊ৢއᅮᗢḋⳟ䍋ᴹ᳈ད.ᑊϨ㽕ϡ㘏ϟ䯂!
ᠧ⸈ϔᴵ᮶ᅮ㾘߭ⱘϸϾད⧚⬅:
ᔧᑨ⫼䖭Ͼ㾘߭ᰃᇚᇐ㟈ҷⷕৃ䇏ᗻϟ䰡,े֓ᇍᶤҎᴹ䇈,ҪᏆ㒣дᛃѢᣝ䖭ᴵ㾘߭ᴹ䯙䇏ҷⷕњ.1.
Ўњ੠਼ೈⱘҷⷕֱᣕϔ㟈㗠ᠧ⸈㾘߭(г䆌ᰃग़৆ॳ಴)
-- 㱑✊䖭гᰃϾ⏙䰸݊ᅗ⏋хⱘདᴎӮ(ⳳℷⱘXP亢Ḑ).
2.
ҷⷕⱘᏗሔ
ҷⷕⱘᏗሔҷⷕⱘᏗሔ
ҷⷕⱘᏗሔ
(Code lay-out)
㓽䖯
㓽䖯㓽䖯
㓽䖯
(Indentation)
Փ⫼EmacsPython-modeⱘ咬䅸ؐ:4ϾぎḐϔϾ㓽䖯ሖ⃵. ᇍѢ⹂ᅲস㗕ⱘҷⷕ,ԴϡᏠᳯѻ⫳⏋х,ৃҹ㒻㓁Փ⫼8ぎḐⱘࠊ㸼ヺ
(8-space tabs). Emacs Python-mode㞾ࡼথ⦄᭛ӊЁЏ㽕ⱘ㓽䖯ሖ⃵,ձℸ䆒ᅮ㓽䖯খ᭄.
ࠊ㸼ヺ䖬ᰃぎḐ"
ࠊ㸼ヺ䖬ᰃぎḐ"ࠊ㸼ヺ䖬ᰃぎḐ"
ࠊ㸼ヺ䖬ᰃぎḐ"
(Tabs or Spaces)
∌䖰ϡ㽕⏋⫼ࠊ㸼ヺ੠ぎḐ. ᳔⌕㸠ⱘPython㓽䖯ᮍᓣᰃҙՓ⫼ぎḐ, ݊⃵ᰃҙՓ⫼ࠊ㸼ヺ.⏋ড়ⴔࠊ㸼ヺ੠ぎḐ㓽䖯ⱘҷⷕᇚ㹿䕀ᤶ
៤ҙՓ⫼ぎḐ. (EmacsЁ,䗝ЁᭈϾ㓧ކऎ,ESC-xএ䰸ࠊ㸼ヺ(untabify).) 䇗⫼pythonੑҸ㸠ᯊՓ⫼-t䗝乍,ৃᇍҷⷕЁϡড়⊩
⏋ড়ࠊ㸼ヺ੠ぎḐথߎ䄺ਞ(warnings). Փ⫼-tt䄺ਞ(warnings)ᇚব៤䫭䇃(errors).ѯ䗝乍ᰃ㹿᥼㤤.
ᇍѢⱘ乍Ⳃ,ᔎ⚜᥼㤤ҙՓ⫼ぎḐ(spaces-only)㗠ϡᰃࠊ㸼ヺ. 䕥఼ᢹ᳝ՓПᯧѢᅲ⦄ⱘ.(EmacsЁ,⹂䅸indent-tabs-
modenil).
㸠ⱘ᳔໻䭓ᑺ
㸠ⱘ᳔໻䭓ᑺ㸠ⱘ᳔໻䭓ᑺ
㸠ⱘ᳔໻䭓ᑺ
(Maximum Line Length)
਼ೈҡ✊᳝䆌㹿ࠊ೼80ᄫヺ;㗠Ϩ,にষ䰤ࠊ೼80Ͼᄫヺ ՓᇚϾにষᥦᬒ㕂៤Ўৃ㛑.೼䖭ѯϞՓ⫼咬䅸ⱘᡬ঴
(wrapping)ᮍᓣⳟ䍋ᴹ᳝⚍ϥ䰟. ಴ℸ,䇋ᇚ᠔᳝㸠ࠊ೼᳔໻79ᄫヺ(Emacsޚ⹂ᇚ㸠ࠊЎ䭓80ᄫヺ), 乎ᑣᥦᬒⱘ໻ഫ᭛ᴀ(
ḷᄫヺІ៪⊼䞞),᥼㤤ᇚ䭓ᑺࠊ೼72ᄫヺ.
ᡬ঴䭓㸠ⱘ䗝ᮍ⊩ᰃՓ⫼Pyhonᣕⱘ೚ᣀো,ᣀো(brackets)㢅ᣀো(braces)ݙⱘ㸠. བᵰ䳔,Դৃҹ೼㸼ᓣ਼ೈࡴϔ
乱໪೚ᣀো, Ԛᰃ᳝ᯊՓ⫼ড᭰ᴴⳟ䍋ᴹ᳈ད.⹂䅸㓽䖯њ㓁ⱘ㸠. EmacsPython-modeℷ⹂ᅠ៤њ䖭ѯ.ϔѯ՟ᄤ:
Toggle line numbers
1 class Rectangle(Blob):
2
3 def __init__(self, width, height,
4 color='black', emphasis=None, highlight=0):
5 if width == 0and height == 0and \
color == 'red' and emphasis == 'strong' or \
highlight >100:
6 raise ValueError,"sorry, you lose"
7 if width == 0and height == 0and (color == 'red' or
8 emphasis is None):
9 raise ValueError,"I don't think so"
10 Blob.__init__(self, width, height,
11 color, emphasis, highlight)
ぎ㸠
ぎ㸠ぎ㸠
ぎ㸠
(Blank Lines)
⫼ϸ㸠ぎ㸠ߚࡆ乊ሖߑ᭄੠㉏ⱘᅮН,㉏ݙᮍ⊩ⱘᅮНϾぎ㸠ߚ. 乱໪ⱘぎ㸠ৃ㹿⫼Ѣ(ֱ(sparingly))ߚⳌ݇ߑ᭄㒘៤ⱘ
(groups of related functions). ೼ϔ㒘Ⳍ݇ⱘऩহЁৃҹⳕ⬹ぎ㸠.(՟.ϔ㒘થܗ(a set of dummy implementations)).
ᔧぎ㸠⫼Ѣߚᮍ⊩(method)ⱘᅮН,'class'㸠੠ϔϾᮍ⊩ᅮНП䯈г㽕᳝ϔϾぎ㸠.
೼ߑ᭄ЁՓ⫼ぎ㸠ᯊ,䇼ᜢⱘ⫼Ѣ㸼ϔϾ䘏䕥↉㨑(indicate logical sections).
Python᥹ফcontol-L(^L)԰ЎぎḐ;Emacs(੠ϔѯॄᎹ݋) 䖭ϾᄫヺЎ义䴶ߚ,಴ℸ೼Դⱘ᭛ӊЁ,ৃҹ⫼ҪӀᴹЎⳌ
݇⠛↉(sections)ߚ.
㓪ⷕ
㓪ⷕ㓪ⷕ
㓪ⷕ
(Encodings)epes:(PEP 263)
PythonḌᖗথᏗЁⱘҷⷕᖙ乏ྟ㒜Փ⫼ASCIILatin-1㓪ⷕ( ISO-8859-1). Փ⫼ASCIIⱘ᭛ӊϡ᳝䆥ⷕcookie(coding cookie).
Latin-1ҙᔧ⊼䞞៪᭛ḷᄫヺІ⍝ঞ԰㗙ৡᄫLatin-1㹿Փ⫼; ঺໪Փ⫼\xНᄫヺᰃ೼ᄫヺІЁࣙ৿䴲ASCII(non-ASCII)
摘要:

Python1. 2.1.?2.3.4.5.3.!"4.#$1.5.%&%&'1.(%&2.6.)*+7.,-%.8./01234:/051.67:/01289:0;1.

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