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Go言語でシミュレーション用のシンプルなフレームワークStageをつくった/Fukuokago Stage
monochromegane
July 14, 2020
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Go言語でシミュレーション用のシンプルなフレームワークStageをつくった/Fukuokago Stage
Fukuoka.go#16 (オンライン開催)
https://fukuokago.connpass.com/event/180414/
monochromegane
July 14, 2020
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Transcript
ࡾ༔հ / Pepabo R&D Institute, GMO Pepabo, Inc. 2020.07.14 Fukuoka.go#16
GoݴޠͰγϛϡϨʔγϣϯ༻ͷ γϯϓϧͳϑϨʔϜϫʔΫ StageΛͭͬͨ͘
1SJODJQBMFOHJOFFS :VTVLF.*:",&!NPOPDISPNFHBOF 1FQBCP3%*OTUJUVUF (.01FQBCP *OD IUUQTCMPHNPOPDISPNFHBOFDPN
1. ͡Ίʹ 2. ίϯϐϡʔλγϛϡϨʔγϣϯ ϑϨʔϜϫʔΫStage 3. ·ͱΊ 4. ͓·͚ 3
࣍
1. ͡Ίʹ
• ঢ়گʹԠͨ͡ΫϦοΫͷ࠷େԽมԽݕग़ͷΑ͏ͳɺγεςϜͷదԠతͳ ৼΔ͍Λݕূ͢ΔͨΊʹɺ࣌ܥྻʹର͢ΔίϯϐϡʔλγϛϡϨʔγϣϯΛ ߦ͏͜ͱ͕͋Δɻ • → ֬తͳৼΔ͍ɺ࣮ڥͰൃੜ͢ΔϥϯμϜͳޡࠩΛදݱ͢Δ ߹ɺཚΛ༻͍ͨγϛϡϨʔγϣϯٕ๏Ͱ͋ΔϞϯςΧϧϩ๏ར༻͢Δ 5 ίϯϐϡʔλγϛϡϨʔγϣϯ
6 ίϯϐϡʔλγϛϡϨʔγϣϯ Arm0 Arm1 Arm2 User(s) System ͪߦྻ ଟόϯσ Οοτ
౸ணաఔʹϙΞιϯɺαʔϏεաఔʹࢦ Λద༻ͨͪ͠ߦྻϞσϧͷγϛϡϨʔ γϣϯ ར༻ऀͷᅂ͔ΒΔʹର͢ΔԠʢใ ुʣΛ͋Δ֬ʹݟཱͯɺظؒதͷྦྷੵใ ुΛ࠷େԽ͢ΔํࡦΛ୳ΔγϛϡϨʔγϣϯ
• γϛϡϨʔγϣϯରຖճҟͳΔ͕ɺࣅͨΑ͏ͳॲཧຖճ࣮͍ͯ͠Δ • Ұ࿈ͷॲཧʢධՁରͷɺ͋Δےॻ͖ʹର͢ΔৼΔ͍Λෳճ؍ଌʣ • γϛϡϨʔγϣϯͷฒྻԽ • ਐḿͷࢹʢϓϩάϨεόʔʣ • ϩάग़ྗ
• ཚγʔυͷཧ • →จࠪಡϓϩηεʹ͓͍ͯ࠶࣮ߦͯ͠ಉ݁͡Ռ͕ಘΒΕΔڥॏཁ • ݁ՌͷՄࢹԽ 7 ίϯϐϡʔλγϛϡϨʔγϣϯ࣮ͷ՝
2. Stage
• ཚΛ༻͍ͨίϯϐϡʔλγϛϡϨʔγϣϯʹ͏Ұ࿈͔ͭࡶͳॲཧΛ։ൃ ऀ͔ΒӅṭ͢ΔγϯϓϧͳϑϨʔϜϫʔΫ • Goݴޠ 9 monochromegane/stage https://github.com/monochromegane/stage
• ཚΛ༻͍ͨίϯϐϡʔλγϛϡϨʔγϣϯʹ͏Ұ࿈͔ͭࡶͳॲཧΛ։ൃ ऀ͔ΒӅṭ͢ΔγϯϓϧͳϑϨʔϜϫʔΫ 10 monochromegane/stage • Ұ࿈ͷॲཧʢධՁରͷɺ͋Δےॻ͖ʹର͢ΔৼΔ͍Λෳճ؍ଌʣ • γϛϡϨʔγϣϯͷฒྻԽ •
ਐḿͷࢹʢϓϩάϨεόʔʣ • ϩάग़ྗ • ཚγʔυͷཧ • ݁ՌͷՄࢹԽ 4UBHF͕ରͱ͢Δൣғ ˎҟͳΔɺධՁରͱےॻ͖ͷΈ Λ࣮͢Δ 4UBHF͕ରͱ͠ͳ͍ൣғ ˎγϛϡϨʔγϣϯʹΑͬͯޮՌతͳՄࢹԽ͕ҟͳΔͷͰϩάग़ྗҎ࣮͕߱ྑ͍ͱஅ
11 γφϦΦͱΞΫλʔ • StageͰγϛϡϨʔγϣϯΛܶʹྫ͑ͨϝλϑΝʔΛ࠾༻ • Stage = ܶɺScenario = ຊʢγφϦΦʣɺActor
= ԋऀ • ։ൃऀɺҰճͷγϛϡϨʔγϣϯͷڥͷมԽΛγφϦΦͱɺͦͷڥʹԠ ͨ͡ԋऀͷৼΔ͍ΛίʔυͰ࣮͢Δ
12 StageϑϨʔϜϫʔΫͷϝΠϯॲཧʢٙࣅίʔυʣ γφϦΦ͔ΒηϦϑΛಡΈग़͢ ԋऀ͕ηϦϑʹै͍ԋٕ ԋٕͷ݁ՌΛॻ͖ग़͢
13 StageϑϨʔϜϫʔΫͷϝΠϯॲཧʢٙࣅίʔυʣ ܶͰ͕ܶԿ։࠵͞ΕΔɻ HPSPVUJOFͰͰ͖Δ͚ͩಉ্࣌өʹʂ
• Scenarioͷ࣮ 14 StageͰίϯϐϡʔλγϛϡϨʔγϣϯʢ1/3ʣ γφϦΦΛಡΈਐΊΔɻ ΧϯλΛΠϯΫϦϝϯτ͢ΔॲཧͳͲΛ࣮ Χϯλ࣌ͰͷڥใΛ-JOFͰฦ͢
• Scenarioͷ࣮ 15 StageͰίϯϐϡʔλγϛϡϨʔγϣϯʢ1/3ʣ γφϦΦΛಡΈਐΊΔɻ ΧϯλΛΠϯΫϦϝϯτ͢ΔॲཧͳͲΛ࣮ Χϯλ࣌ͰͷڥใΛ-JOFͰฦ͢ ·͋ͰJOUFSGBDF\^Ͳ͏͔ͳ͋ɻ จࣈྻΛѻ͏ͱܾΊͯ4DBOOFS͕ ͦͷ··͑ΔΑ͏ʹͨ͠΄͏͕ศར͔
• ActorͱActionͷ࣮ 16 StageͰίϯϐϡʔλγϛϡϨʔγϣϯʢ2/3ʣ "DUJPOͷ4USJOH ͕ϩάʹग़ྗ͞ΕΔ -JOFʹର͢ΔৼΔ͍Λ࣮ɻ ԋٕͷ݁ՌΛ"DUJPOͱͯ͠ฦ͢
• ࣮ߦ 17 StageͰίϯϐϡʔλγϛϡϨʔγϣϯʢ3/3ʣ ࣮ߦճͱฒྻɺॳظ ཚγʔυΛࢦఆ ։࢝࣌ࠁ୯ҐͰ࣮ߦ͝ͱͷϩάͱཚγʔυΛه
• ΠςϨʔγϣϯྃ͝ͱʹݺΕΔίʔϧόοΫͷΈΛ༻ҙͯ͠㽂 18 StageͰίϯϐϡʔλγϛϡϨʔγϣϯʢਐḿࢹʣ
ෳͷγφϦΦΛ࣋ͭ γϛϡϨʔγϣϯͷྫ
γϛϡϨʔγϣϯͷྫ 20 • มԽݕग़ͷΞϧΰϦζϜʢADWINʣʹର͢ΔγϛϡϨʔγϣϯ • ࣌ܥྻͷมԽͷ߹͍ʢٸܹɺΏͬ͘Γʣʹରͯ͠ΞϧΰϦζϜΛධՁ γφϦΦͰهड़ γφϦΦʹର͢Δԋٕ
γϛϡϨʔγϣϯͷྫ 21 Scenario (Abrupt change) Scenario (Gradual change) Actor (ADWIN)
Action ({x, mu, sum, W}) • มԽݕग़ͷΞϧΰϦζϜʢADWINʣʹର͢ΔγϛϡϨʔγϣϯ • ࣌ܥྻͷมԽͷ߹͍ʢٸܹɺΏͬ͘Γʣʹରͯ͠ΞϧΰϦζϜΛධՁ
γϛϡϨʔγϣϯͷྫ 22 Scenario (Abrupt change) Scenario (Gradual change)
γϛϡϨʔγϣϯͷྫʢΞϧΰϦζϜͷՃʣ 23 Scenario (Abrupt change) Scenario (Gradual change) Actor (ADWIN)
Actor (ADWIN2) Action ({x, mu, sum, W}) • มԽݕग़ͷΞϧΰϦζϜʢADWINʣʹର͢ΔγϛϡϨʔγϣϯ • ࣌ܥྻͷมԽͷ߹͍ʢٸܹɺΏͬ͘Γʣʹରͯ͠ΞϧΰϦζϜΛධՁ
3. ·ͱΊ
• ࣌ܥྻΛѻ͏ίϯϐϡʔλγϛϡϨʔγϣϯ༻ͷγϯϓϧͳϑϨʔϜϫʔΫ StageΛGoݴޠͰ࣮ͨ͠ • ֤γϛϡϨʔγϣϯʹ͓͍ͯγφϦΦͱΞΫλʔͱ͍͏ཁૉͷΈΛҙࣝ͢Ε Α͘ͳΓ࣮ͷޮ͕֨ஈʹ্͕Γίʔυͷݟ௨͠Α͘ͳͬͨ • GoݴޠΛ͏͜ͱͰฒྻԽ͕༰қʹ࣮Ͱ͖γϯϓϧͳϑϨʔϜϫʔΫͰ͋ Γͳ͕Βेʹ҆ఆͯ͠ߴԽΛୡͰ͖ͨ •
Ճతͳརͱͯ͠ɺϩάߏͳͲ͕౷Ұ͞Εͨ͜ͱͰޙஈͷղੳάϥϑԽ ͷεΫϦϓτڞ௨Խ͕ਐΜͰ͍Δ 25 ·ͱΊ
4. ͓·͚
• γφϦΦɺΞΫλʔ͚࣮ͩͯͦ͠ΕΛΓସ͑ΔίϚϯυϥΠϯΦϓγϣ ϯΛॻ͍ͯɺՄࢹԽ༻ͷεΫϦϓτʹΦϓγϣϯՃͯ͠ɺͦΕΛ·ͱΊΔ γΣϧεΫϦϓτʹΦϓγϣϯͤΔΑ͏ʹͯ͠… 27 ίϚϯυϥΠϯΦϓγϣϯʹΑΔڍಈมߋͷ࣮ ֤ݴޠͰͷίϚϯυϥΠϯύʔαʔͷॻ֮ࣜ͑ͯͳ͍
• Fukuoka.go#14Ͱհͨ͠ • ίϚϯυϥΠϯΦϓγϣϯΛύʔε͢ΔίʔυΛίϚϯυϥΠϯΦϓγϣϯ͔ Βੜ͢Δπʔϧ 28 monochromegane/flagen https://github.com/monochromegane/flagen
Example of Go (preset template) 29 $ flagen go --dist
erlang -e k/l --lambda 1.5 -k 1 -v var ( dist string e string lambda float64 k int v bool ) func init() { flag.StringVar(&dist, "dist", "erlang", "usage of dist") flag.StringVar(&e, "e", "k/l", "usage of e") flag.Float64Var(&lambda, "lambda", 1.5, "usage of lambda") flag.IntVar(&k, "k", 1, "usage of k") flag.BoolVar(&v, "v", false, "usage of v") } ίϚϯυϥΠϯΦϓγϣϯ໊͔Βม໊Λੜ ίϚϯυϥΠϯΦϓγϣϯ͔ΒܕΛਪଌ ࣮ࡍʹ༻͢ΔίϚϯυϥΠϯΦϓγϣϯ͔Β ίϚϯυϥΠϯͷղੳॲཧΛੜ
Example of Python (preset template) 30 $ flagen py --dist
erlang -e k/l --lambda 1.5 -k 1 -v import argparse parser = argparse.ArgumentParser() parser.add_argument("--dist", default="erlang", help="Help of dist") parser.add_argument("-e", default="k/l", help="Help of e") parser.add_argument("--lambda", type=float, default=1.5, help="Help of lambda") parser.add_argument("-k", type=int, default=1, help="Help of k") parser.add_argument("-v", action="store_false", help="Help of v") args = parser.parse_args() ϋϚΓ͕ͪͳ1ZUIPOͷCPPMͷσϑΥϧτͷઃఆ ϘΠϥʔςϯϓϨʔτͳͷͰେৎ
Example of Ruby (preset template) 31 $ flagen rb --dist
erlang -e k/l --lambda 1.5 -k 1 -v require 'optparse' opts = { dist: 'erlang', e: 'k/l', lambda: 1.5, k: 1, v: false, } OptionParser.new do |op| op.on('--dist [VALUE]', 'Desc of dist') {|v| opts[:dist] = v } op.on('-e [VALUE]', 'Desc of e') {|v| opts[:e] = v } op.on('--lambda [VALUE]', 'Desc of lambda') {|v| opts[:lambda] = v.to_f } op.on('-k [VALUE]', 'Desc of k') {|v| opts[:k] = v.to_i } op.on('-v', 'Desc of v') {|v| opts[:v] = v } op.parse!(ARGV) end
Example of Shell (preset template) 32 $ flagen sh --dist
erlang -e k/l --lambda 1.5 -k 1 -v E="k/l" K="1" V="FALSE" while getopts e:k:v OPT do case $OPT in "e" ) E="$OPTARG";; "k" ) K="$OPTARG";; "v" ) V="TRUE";; esac done shift `expr $OPTIND - 1` HFUPQUTҰจࣈͷҾ͚ͩѻ͑ΔͷͰ͍Φϓγϣϯແࢹ
• flagenΛΤσΟλͱ࿈ܞ͢Δ • ྫ͑VimͰҎԼʹΑΓɺΧʔιϧҐஔʹ݁ՌΛૠೖ͢Δ͜ͱ͕Ͱ͖Δɻ ʢಈతͳίʔυεχϖοτͱͯ͠ͷར༻ʣ 33 Collaboration :r!flagen YOUR_TEMPLATE YOUR_COMMAND_LINE_OPTIONS...
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