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Django 4.1 での Asynchronous
Junya Fukuda
DjangoCongress JP 2022
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•ా ൏ʢJunya Fukudaʣʢ@JunyaFffʣ
•גࣜձࣾຊγεςϜٕݚʢJSLʣॴଐ ݝͷձࣾ
•WebΤϯδχΞ
•GEEKLAB.NAGANO - ίϛϡχςΟεϖʔεӡӦ
•ʢ͓͠͝ͱͰʣόϦϡʔϒοΫε
•ຊ͖ʹѪ͞ΕΔαʔϏεΛࢦͯ͠ʢݹຊങऔɾൢചʣ
•GEEKLAB.NAGANO - ίϛϡχςΟεϖʔεӡӦ
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Python実践
•20221݄ൃച ٕज़ධࣾ
•Python 3 ΤϯδχΞೝఆ࣮ફࢼݧ ओڭࡐ
•2ʹ͓͢͢Ίʂࣙॻతʹ͍ͬͯ͋͛ͯͩ͘͞ʂ
• ҎԼͷষΛ୲͍ͯ͠·͢
• Chapter2 ίʔσΟϯάن
• Chapter5 ܕώϯτ
• Chapter19 ฒߦॲཧɼฒྻॲཧ
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Django 4.1 での ⾮同期
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Pythonで⾮同期、使っていますか？✋
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ありがとうございます。
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ですよね。
なぜ使わないのでしょうか？
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⾮同期 使 理由 考
•׳ΕͯΔಉظॲཧͰे
•IO͕ͳ͍ʢػցֶशσʔλੳ͕த৺ʣʢCPUʹ͕ΜΒͤΔ͜ͱଟ͍ʣ
•ඇಉظॲཧͬͯɺ༧ଌͰ͖ͳ͍ಈ͖Λͦ͠͏
•ଞͷݴޠͰॻ͍ͪΌ͏ʢGoJS(nodejs/deno..),Rust,C#,SwiftͳͲʣ
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No content
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Djangoの⾮同期対応を待ってるのです
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
Note that, at this stage, the underlying database operations remain synchronous
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Django 4.1 Asynchronous
͜ͷஈ֊Ͱɺجຊతͳσʔλϕʔεૢ࡞ಉظͷ··Ͱ͋Δ͜ͱʹҙ͍ͯͩ͘͠͞ɻ
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
Note that, at this stage, the underlying database operations remain synchronous
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🤔
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🤔
ͳͥɺ03.ΠϯλʔϑΣʔε͚ͩରԠͨ͠ΜͩΖ͏
͍·ɺ%KBOHPͷඇಉظରԠ࣮ͬͯࡍͲ͏ͳ͍ͬͯΔΜͩΖ͏ʜ
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（ 話 ？）
•ڈͷDjangoCongress JP 2021 ͰͷτʔΫΛΞοϓσʔτ͍ͨ͠
•Django 3.2 ASGI ରԠ - ͜Θ͘ͳ͍ asyncio جૅͱ async view ͷ͍ॴ
IUUQTMPHNJKQUFDIBSUJDMFT
•DjangoͷORMͳͥਖ਼ࣜରԠͰͳ͍ͷ͔
•͔ͨ͠͠Βͦ͏ࢥΘΕͨํ͍Βͬ͠ΌΔ͔͠Ε·ͤΜʢΘͨ͠
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本⽇
•Django 4.1 ඇಉظରԠ͕Θ͔ͬͨ
•ΫϥεϕʔεϏϡʔ
•ORMͷΠϯλʔϑΣʔε
•Ωʔϫʔυ
•·ͨඇಉظORMΠϯλʔϑΣʔεͳͥશରԠͰͳ͘ɺಉظͷ··ͳͷ͔
ޓੑ
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話 ・話
•DjangoͷViewͷجຊతͳΈ
•Djangoͷmodelͷఆٛ
•asyncioͷࡉ͔͍͜ͱ
•͞ͳ͍͜ͱ
•͢͜ͱ
•Django 4.1ͷΫϥεϕʔεϏϡʔɾORM
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•Django 4.1 ඇಉظରԠͱ͍··Ͱͷ͓͞Β͍
•ΫϥεϕʔεϏϡʔͷඇಉظରԠ
•؆୯ͳίʔυ ΫϥεϕʔεϏϡʔͷଆ
•ಉظɾඇಉظΫϥεϕʔεϏϡʔͰͷಈ࡞ൺֱ
•ඇಉظ ORM ΠϯλʔϑΣʔε
•֓ཁ
•ಉظɾඇಉظORMͰͷಈ࡞ൺֱ
•ඇಉظORM ΠϯλʔϑΣʔεͷ͜͏ଆ
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•Django 4.1 ඇಉظରԠͱ͍··Ͱͷ͓͞Β͍
•ΫϥεϕʔεϏϡʔͷඇಉظରԠ
•؆୯ͳίʔυ ΫϥεϕʔεϏϡʔͷଆ
•ಉظɾඇಉظΫϥεϕʔεϏϡʔͰͷಈ࡞ൺֱ
•ඇಉظ ORM ΠϯλʔϑΣʔε
•֓ཁ
•ಉظɾඇಉظORMͰͷಈ࡞ൺֱ
•ඇಉظORM ΠϯλʔϑΣʔεͷ͜͏ଆ
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- Django ⾮同期対応
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS 1.11 LTS
2.0
2017
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
2019
2017
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
3.2 LTS
4.0
2021
2019
2017
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
3.2 LTS
4.0
4.1
2022
2021
2019
2017
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
2005
Django
OSS
1.0 1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
3.2 LTS
4.0
4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2008
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0 3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2.2 LTS
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0 3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
2.2 LTS
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0 3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
Python 3.5
2.2 LTS
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0 3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
2016
Python 3.5
asgiref 1.0
2.2 LTS
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS
3.0
3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS 3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
3.0
asgiରԠ
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS 3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
3.0 ؔview
asgiରԠ
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS 3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
3.0
asgiରԠ
ؔview
ΫϥεϏϡʔ
ORM IF
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS 3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
3.0
asgiରԠ
ؔview
ΫϥεϏϡʔ
ORM IF
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- Django ⾮同期対応
1.4 LTS 1.8 LTS 1.11 LTS
2.0
2.2 LTS 3.2 LTS 4.1 4.2 LTS
2023
2022
2021
2019
2017
2015
2012
2014
Python 3.4
asyncio
async/await
asgiref 1.0
2016
Python 3.5
channels
asgiref 3.0
3.0
asgiରԠ
ؔview
ΫϥεϏϡʔ
ORM IF
DEP 0009: Async-capable DjangoʢDEPDjangoͷPEPʣ
•Έͳ͞Μ͕ॳΊͯ͞ΘͬͨDjangoͷόʔδϣϯ͍ͭ͘Ͱ͠ΐ͏͔ʁ
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- asyncio 基本
•ඇಉظॲཧͷίʔυΛॻͨ͘ΊͷެࣜϥΠϒϥϦ
•ෳͷλεΫΛಉ࣌ʹॲཧ͢Δ
•I/OόϯυͳॲཧʢDBΞΫηε/HTTPϦΫΤετͳͲʣͰޮՌΛൃش
•֎෦API-A, ֎෦API-B, ֎෦API-C Λಉ࣌ʹ࣮ߦ͍ͨ͠
•ಉظॲཧͩͱ ॱ൪ʹ࣮ߦ
" # $
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- asyncio 基本
•ඇಉظॲཧͷίʔυΛॻͨ͘ΊͷެࣜϥΠϒϥϦ
•ෳͷλεΫΛಉ࣌ʹॲཧ͢Δ
•I/OόϯυͳॲཧʢDBΞΫηε/HTTPϦΫΤετͳͲʣͰޮՌΛൃش
•֎෦API-A, ֎෦API-B, ֎෦API-C Λಉ࣌ʹ࣮ߦ͍ͨ͠
•ඇಉظॲཧͩͱ ·ͱΊͯಉ࣌ʹ࣮ߦ
C
B
A
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- asyncio 基本
•ඇಉظॲཧͷίʔυΛॻͨ͘Ίͷඪ४ϥΠϒϥϦ
•ຖόʔδϣϯਐԽ ߴϨϕϧAPI͕ॆ࣮ - ͱͯॻ͖͍͢
•ෳͷλεΫΛಉ࣌ʹॲཧ͢Δ
•I/OόϯυͳॲཧʢDBΞΫηε/HTTPϦΫΤετͳͲʣͰޮՌΛൃش
•async/await ߏจ
•λεΫΛొ͢Δasyncio.create_task() - ʮλεΫʯ = ॲཧͩͱࢥ͍ͬͯͩ͘͞ɻ
•ॲཧΛฒߦʹ͢Δasyncio.gather()
•ྫ֎ΩϟϯηϧΛॊೈʹ asyncio.TaskGroup
•αʔυύʔςΟͷϥΠϒϥϦΛ͏߹ɺඇಉظରԠ͍ͯ͠Δඞཁ͕͋Δ
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Django
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Django
63-
σΟεύο
νϟʔ
63-DPOG
Ϗϡʔ
ϑΥʔϜ
ςϯϓϨʔτ
Ϟσϧ
DjangoϓϩδΣΫτ
ϒϥβ
Webαʔό
ΞϓϦέʔγϣϯαʔό
ϦΫΤ
ετ
֎෦Ϧιʔε
ϛυϧ
ΣΞ
Ϩεϙ
ϯε
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Django
63-
σΟεύο
νϟʔ
63-DPOG
Ϗϡʔ
ϑΥʔϜ
ςϯϓϨʔτ
Ϟσϧ
DjangoϓϩδΣΫτ
ϒϥβ
Webαʔό
ΞϓϦέʔγϣϯαʔό
ϦΫΤ
ετ
֎෦Ϧιʔε
ϛυϧ
ΣΞ
Ϩεϙ
ϯε
ʮݱͰ͑ΔDjangoͷڭՊॻʯΛࢀߟʹ͍͖ͤͯͨͩ͞·ͨ͠
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Django
63-
σΟεύο
νϟʔ
63-DPOG
Ϗϡʔ
ϑΥʔϜ
ςϯϓϨʔτ
Ϟσϧ
DjangoϓϩδΣΫτ
ϒϥβ
Webαʔό
ΞϓϦέʔγϣϯαʔό
ϦΫΤ
ετ
֎෦Ϧιʔε
ϛυϧ
ΣΞ
Ϩεϙ
ϯε
ඇಉظରԠ
ΫϥεϕʔεϏϡʔ
03.ΠϯλʔϑΣʔε
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Django
63-
σΟεύο
νϟʔ
63-DPOG
Ϗϡʔ
ϑΥʔϜ
ςϯϓϨʔτ
Ϟσϧ
DjangoϓϩδΣΫτ
ϒϥβ
Webαʔό
ΞϓϦέʔγϣϯαʔό
ϦΫΤ
ετ
֎෦Ϧιʔε
ϛυϧ
ΣΞ
Ϩεϙ
ϯε
ඇಉظରԠ
ΫϥεϕʔεϏϡʔ
03.ΠϯλʔϑΣʔε
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Django
63-
σΟεύο
νϟʔ
63-DPOG
Ϗϡʔ
ϑΥʔϜ
ςϯϓϨʔτ
Ϟσϧ
DjangoϓϩδΣΫτ
ϒϥβ
Webαʔό
ΞϓϦέʔγϣϯαʔό
ϦΫΤ
ετ
֎෦Ϧιʔε
ϛυϧ
ΣΞ
Ϩεϙ
ϯε
ඇಉظରԠ
ΫϥεϕʔεϏϡʔ
03.ΠϯλʔϑΣʔε
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•Django 4.1 ඇಉظରԠͱ͍··Ͱͷ͓͞Β͍
•ΫϥεϕʔεϏϡʔͷඇಉظରԠ
•؆୯ͳίʔυ ΫϥεϕʔεϏϡʔͷଆ
•ಉظɾඇಉظΫϥεϕʔεϏϡʔͰͷಈ࡞ൺֱ
•ඇಉظ ORM ΠϯλʔϑΣʔε
•֓ཁ
•ಉظɾඇಉظORMͰͷಈ࡞ൺֱ
•ඇಉظORM ΠϯλʔϑΣʔεͷ͜͏ଆ
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⾮同期対応
•viewΫϥεͰίϧʔνϯͷఆ͕ٛՄೳ
•django.views.generic.base.view ͯ͢ͷviewͷΫϥε
•get, post, put, delete, ͳͲͷϦΫΤετϝιου͕ରԠ
•؆୯ͳίʔυΛݟͯΈ·͠ΐ͏
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
views.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
views.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
class AsyncView(View):
views.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
async def post(self, request, *args, **kwargs):
...
async def put(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
urlpatterns = [
]
urls.py
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
urlpatterns = [
]
urls.py
path('sample/', AsyncView.as_view(), name='sample'),
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
urlpatterns = [
]
urls.py
path('sample/', AsyncView.as_view(), name='sample'),
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
async def post(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
async def put(self, request, *args, **kwargs):
...
ఆٛ࣌ͷҙ
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
async def post(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
async def put(self, request, *args, **kwargs):
...
ఆٛ࣌ͷҙ
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
def post(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
async def put(self, request, *args, **kwargs):
...
ఆٛ࣌ͷҙ
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
def post(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
async def put(self, request, *args, **kwargs):
...
ఆٛ࣌ͷҙ
*NQSPQFSMZ$PO
fi
HVSFE
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ΫϥεϕʔεϏϡʔͷඇಉظରԠ
import asyncio
from django.http import HttpResponse
from django.views import View
async def post(self, request, *args, **kwargs):
...
class AsyncView(View):
async def get(self, request, *args, **kwargs):
# Perform view logic using await.
await asyncio.sleep(1)
return HttpResponse("Hello async world!")
views.py
async def put(self, request, *args, **kwargs):
...
ఆٛ࣌ͷҙ
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⾮同期対応
•ίϛοτ1ͭ
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⾮同期対応
•ίϛοτ1ͭ
•मਖ਼ܰඍ υΩϡϝϯτɾςετΛআ͘ͱ30ߦఔ
IUUQTHJUIVCDPNEKBOHPEKBOHPQVMM
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Django/views/generics/base.py
class View:
⾮同期対応
@classproperty
def view_is_async(cls):
handlers = [
getattr(cls, method)
for method in cls.http_method_names
if (method != "options" and hasattr(cls, method))
]
if not handlers:
return False
is_async = asyncio.iscoroutinefunction(handlers[0])
if not all(asyncio.iscoroutinefunction(h) == is_async for h in handlers[1:]):
raise ImproperlyConfigured(
f"{cls.__qualname__} HTTP handlers must either be all sync or all "
"async."
)
return is_async
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Django/views/generics/base.py
class View:
⾮同期対応
...
if cls.view_is_async:
view._is_coroutine = asyncio.coroutines._is_coroutine
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Django/views/generics/base.py
class View:
⾮同期対応
...
if self.view_is_async:
async def func():
return response
return func()
else:
return response
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⾮同期対応
•ίϛοτ1ͭ
•मਖ਼ܰඍ υΩϡϝϯτɾςετΛআ͘ͱ30ߦఔ
IUUQTHJUIVCDPNEKBOHPEKBOHPQVMM
•asgi.pyͳͲΛؚΊରԠͷ४උ͍ͬͯͨ
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同期 ⾮同期
•ΫϥεϕʔεϏϡʔͰ֎෦APIΛ࣮ߦ͢Δྫ
•ಉظɾඇಉظͰͦΕͧΕ ྃ·Ͱͷ࣌ؒΛܭଌ
•pokemonͷඇެࣜAPIʢओʹֶश͚ͷAPI ɺ༻๏༰ྔकͬͯ
•viewΫϥεΛར༻͠ɺςϯϓϨʔτͰදࣔ͢Δ
•151ඖͷϙέϞϯͷ໊લΛऔಘ
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同期 ⾮同期
•ಈ࡞ڥ - ϩʔΧϧ
•MacBook Proʢ14Πϯνɺ2021ʣ
•Apple M1 Pro ϝϞϦ32gb
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同期処理
⾮同期処理
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同期処理
⾮同期処理
requests
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ΫϥεϕʔεϏϡʔಉظίʔυ
class PokeView(View):
URL = "https://pokeapi.co/api/v2/pokemon/"
def get(self, request, *args, **kwargs):
start = time()
pokemons = []
for number in range(1, 152):
url = f'https://pokeapi.co/api/v2/pokemon/{number}'
r = requests.get(url)
pokemon = r.json()
pokemons.append({"name" : pokemon['name']})
finish = (time() - start)
context = {"pokemons": pokemons, "finish_time": finish}
return render(request, “sync.html", context)
views.py
֎෦APIΛ࣮ߦ
Slide 80
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urlpatterns = [
path('sync/', PokeView.as_view(), name=‘syncpoke'),
]
ΫϥεϕʔεϏϡʔಉظίʔυ urls.py
֎෦APIΛ࣮ߦ
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ΫϥεϕʔεϏϡʔͷ ಉظίʔυ urls.py
Slide 82
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ΫϥεϕʔεϏϡʔͷ ಉظίʔυ urls.py
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ΫϥεϕʔεϏϡʔͷ ಉظίʔυ urls.py
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同期処理
⾮同期処理
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同期処理
⾮同期処理
httpx
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同期処理
⾮同期処理
httpx
async対応のサードパーティライブラリ
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ΫϥεϕʔεϏϡʔඇಉظίʔυ
class AsyncPokeView(View):
URL = "https://pokeapi.co/api/v2/pokemon/"
async def get(self, request, *args, **kwargs):
start = time()
async with httpx.AsyncClient() as client:
tasks = [self.access_url_poke(client, number) for number in range(1, 152)]
pokemmons = await asyncio.gather(*tasks, return_exceptions=True)
finish = (time() - start)
context = {"pokemons": pokemmons, "finish_time": finish}
return render(request, "async.html", context)
async def access_url_poke(self, client, num: int) -> str:
r = await client.get(f"{self.URL}{num}")
pokemon = r.json()
return {"name": pokemon['name']}
views.py
֎෦APIΛ࣮ߦ
Slide 88
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urlpatterns = [
path('async/', AsyncPokeView.as_view(), name=‘asyncpoke'),
]
ΫϥεϕʔεϏϡʔඇಉظίʔυ urls.py
֎෦APIΛ࣮ߦ
Slide 89
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ΫϥεϕʔεϏϡʔඇಉظίʔυ ࣮ߦ݁Ռ
֎෦APIΛ࣮ߦ
Slide 90
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ΫϥεϕʔεϏϡʔඇಉظίʔυ ࣮ߦ݁Ռ
֎෦APIΛ࣮ߦ
Slide 91
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ΫϥεϕʔεϏϡʔඇಉظίʔυ ࣮ߦ݁Ռ
֎෦APIΛ࣮ߦ
Slide 92
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同期 ⾮同期
•࣮ߦ݁Ռ
•ಉظɿ18ඵ
•ඇಉظɿ0.7ඵ
•ඇಉظͱ͍ͯ
•APIΛ151ճୟ͘ඇಉظʹ༗རͳܭଌʢͻ͍͖
•ͦͷଞͷ͍ํ - DjangoCon 2022
•Async Django: The practical guide you've been *awaiting* for by Carlton Gibson
•https://www.youtube.com/watch?v=B5uQPwX4VLo
•֎෦APIΛಉ࣌ʹ࣮ߦ͢Δ߹ʹ࠾༻͠ͳ͍खͳ͍
•ʮඇಉظDjangoͷ͋ͳ͕ͨͪΜͰ͍࣮ͨ༻తͳΨΠυϒοΫʯνϟοτ Channels
Slide 93
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•Django 4.1 ඇಉظରԠͱ͍··Ͱͷ͓͞Β͍
•ΫϥεϕʔεϏϡʔͷඇಉظରԠ
•؆୯ͳίʔυ ΫϥεϕʔεϏϡʔͷଆ
•ಉظɾඇಉظΫϥεϕʔεϏϡʔͰͷಈ࡞ൺֱ
•ඇಉظ ORM ΠϯλʔϑΣʔε
•֓ཁ
•ಉظɾඇಉظORMͰͷಈ࡞ൺֱ
•ඇಉظORM ΠϯλʔϑΣʔεͷ͜͏ଆ
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⾮同期 ORM
•QuerySetͷϝιουʹ಄ࣙʮaʯ͕͍ͭͨඇಉظ൛͕Ճ
•໋໊نଇ3ͭͷީิ
1."_async" pre
fi
x,
2."_async" suf
fi
x
3."a" pre
fi
x
_async_get
get_async
aget
ଞʹa.getͳͲ
•ٞͷɺPythonͷํੑ(e.g. __aiter__, __anext__, __aenter__, __aexit__ etc.)
•3͕࠾༻ʹ
IUUQTGPSVNEKBOHPQSPKFDUDPNUOBNJOHPGBTZODWBSJBOUT
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⾮同期 ORM
•QuerySetͷϝιουʹ಄ࣙʮaʯ͕͍ͭͨඇಉظ൛͕Ճ
•db.models.guery
•aiterator, aaggregate, acount, aget, acreate, abulk_create, abulk_update,
• aget_or_create, aupdate_or_create, aearliest, alatest, a
fi
rst, alast, ain_bulk,
• aupdate, adelete, aexists, acontains, aexplain
•ʢ´-`ʣ.ŇoOʢ໊લ͕ؾʹͳΔͷ͋Δ… acount, aggregate, adelete …ʣ
•·ͣ؆୯ʹಈ͔ͯ͠Έ·͠ΐ͏
Slide 96
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ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
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Slide 97 text
ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
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ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
In [2]: admin_user = User.objects.get(id=1)
In [3]: admin_user
Out[3]:
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Slide 99 text
ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
In [2]: admin_user = User.objects.get(id=1)
In [3]: admin_user
Out[3]:
In [4]: admin_user = User.objects.aget(id=1)
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Slide 100 text
ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
In [2]: admin_user = User.objects.get(id=1)
In [3]: admin_user
Out[3]:
In [4]: admin_user = User.objects.aget(id=1)
In [5]: admin_user
Out[5]:
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Slide 101 text
ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
In [2]: admin_user = User.objects.get(id=1)
In [3]: admin_user
Out[3]:
In [4]: admin_user = User.objects.aget(id=1)
In [6]: admin_user = await User.objects.aget(id=1)
In [5]: admin_user
Out[5]:
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Slide 102 text
ΫϥεϕʔεϏϡʔඇಉظίʔυ
$ python manage.py shell
Python 3.11.0 (v3.11.0:deaf509e8f, Oct 24 2022, 14:43:23) [Clang 13.0.0
(clang-1300.0.29.30)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.6.0 -- An enhanced Interactive Python. Type '?' for help.
views.py
֎෦APIΛ࣮ߦ
In [1]: from django.contrib.auth.models import User
In [2]: admin_user = User.objects.get(id=1)
In [3]: admin_user
Out[3]:
In [4]: admin_user = User.objects.aget(id=1)
In [6]: admin_user = await User.objects.aget(id=1)
In [7]: admin_user
Out[7]:
In [5]: admin_user
Out[5]:
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Slide 103 text
動作 ⽐較 - ORM
•̎छྨͷϞσϧ ͦΕͧΕ100,000݅ొ͢Δ
•ಉظɾඇಉظͰͦΕͧΕ
•bulk_create/abulk_create Λ࣮ߦ
•ͱ࣮ߦͷྲྀΕΛݟͯΈΔ
Slide 104
Slide 104 text
動作 ⽐較 - ORM
•ಈ࡞ڥ - ϩʔΧϧ
•MacBook Proʢ14Πϯνɺ2021ʣ
•Apple M1 Pro ϝϞϦ32gb
Slide 105
Slide 105 text
同期処理
⾮同期処理
Slide 106
Slide 106 text
ΫϥεϕʔεϏϡʔಉظίʔυ
class SyncOrmView(View):
def get(self, request, *args, **kwargs):
start = time()
users = []
for _ in range(100_000):
users.append(User(name="Taro"))
snippets = []
for _ in range(100_000):
snippets.append(Snippet(title="PingPong"))
User.objects.bulk_create(users)
Snippet.objects.bulk_create(snippets)
finish = (time() - start)
context = {"finish_time": finish}
return render(request, "sync.html", context)
views.py
ORM
Slide 107
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urlpatterns = [
path('sync/', SyncOrmView.as_view(), name=‘syncbulk'),
]
urls.py
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
Slide 108
Slide 108 text
࣮ߦ݁Ռ
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
Slide 109
Slide 109 text
同期処理
⾮同期処理
Slide 110
Slide 110 text
ΫϥεϕʔεϏϡʔಉظίʔυ
class AsyncOrmView(View):
async def post(self, request, *args, **kwargs):
start = time()
users = []
for _ in range(100_000):
users.append(User(name="Taro"))
snippets = []
for _ in range(100_000):
snippets.append(Snippet(title="PingPong"))
await asyncio.gather(
self.check("user", User, users),
self.check("snippet", Snippet, snippets)
)
finish = (time() - start)
context = {"finish_time": finish}
return render(request, "async.html", context)
async def check(self, name, model, data):
print(f"start {name}")
await model.objects.abulk_create(data)
print(f"end {name}")
views.py
ORM
Slide 111
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urlpatterns = [
path('async/', AsyncOrmView.as_view(), name=‘asyncorm’),
]
urls.py
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
Slide 112
Slide 112 text
࣮ߦ݁Ռ
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
Slide 113
Slide 113 text
࣮ߦ݁Ռ
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
start user
start snippets
end user
end snippets
Slide 114
Slide 114 text
࣮ߦ݁Ռ
ΫϥεϕʔεϏϡʔಉظίʔυ ORM
start user
start snippets
end user
end snippets
Slide 115
Slide 115 text
同期 ⾮同期
•ಈ࡞ͷൺֱ
•ಈ࡞͔Βɺฒߦʹ࣮ߦ͞Ε͍ͯΔ
•ಈ࡞ͷൺֱ݁ՌมΘΒͳ͍
•ͪΐͬͱORMͷཪଆͷ࣮ΛݟͯΈ·͠ΐ͏
•ಉظɿ 2.6ඵ
•ඇಉظɿ 2.6ඵ
•વͷಈ࡞ - ΠϯλʔϑΣʔεͷΈͷରԠ
•ͳͥ͜ͷΑ͏ͳಈ͖ʹͳ͍ͬͯΔͷ͔
Slide 116
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abulk_create
async def abulk_create(
self,
objs,
batch_size=None,
ignore_conflicts=False,
update_conflicts=False,
update_fields=None,
unique_fields=None,
):
return await sync_to_async(self.bulk_create)(
objs=objs,
batch_size=batch_size,
ignore_conflicts=ignore_conflicts,
update_conflicts=update_conflicts,
update_fields=update_fields,
unique_fields=unique_fields,
)
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abulk_create
async def abulk_create(
self,
objs,
batch_size=None,
ignore_conflicts=False,
update_conflicts=False,
update_fields=None,
unique_fields=None,
):
return await sync_to_async(self.bulk_create)(
objs=objs,
batch_size=batch_size,
ignore_conflicts=ignore_conflicts,
update_conflicts=update_conflicts,
update_fields=update_fields,
unique_fields=unique_fields,
)
Slide 118
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aget
async def aget(self, *args, **kwargs):
return await sync_to_async(self.get)(*args, **kwargs)
Slide 119
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aget
async def aget(self, *args, **kwargs):
return await sync_to_async(self.get)(*args, **kwargs)
Slide 120
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sync_to_async
•ίʔϧόοΫʹࢦఆ͞Εͨಉظؔʢ͜ͷ߹getʣΛඇಉظͬΆ࣮͘ߦͯ͠ฦ͢
async def aget(self, *args, **kwargs):
return await sync_to_async(self.get)(*args, **kwargs)
Slide 121
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sync_to_async
•ίʔϧόοΫʹࢦఆ͞Εͨಉظؔʢ͜ͷ߹getʣΛඇಉظͬΆ࣮͘ߦͯ͠ฦ͢
def sync_to_async(
func=None,
thread_sensitive=True,
executor=None,
):
if func is None:
return lambda f: SyncToAsync(
f,
thread_sensitive=thread_sensitive,
executor=executor,
)
return SyncToAsync(
func,
thread_sensitive=thread_sensitive,
executor=executor,
)
BTHJSFGTZODQZ
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SyncToAsync
•ThreadPoolExecutorΛར༻͠ɺಉظؔΛΠϕϯτϧʔϓͰ࣮ߦ͢Δ
class SyncToAsync:
...
async def __call__(self, *args, **kwargs):
loop = asyncio.get_running_loop()
...
executor = AsyncToSync.loop_thread_executors[loop]
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SyncToAsync
•ThreadPoolExecutorΛར༻͠ɺಉظؔΛΠϕϯτϧʔϓͰ࣮ߦ͢Δ
class SyncToAsync:
...
async def __call__(self, *args, **kwargs):
loop = asyncio.get_running_loop()
...
executor = AsyncToSync.loop_thread_executors[loop]
future = loop.run_in_executor(
executor,
functools.partial(
self.thread_handler,
loop,
self.get_current_task(),
sys.exc_info(),
func,
*args,
**kwargs,
),
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SyncToAsync
•ThreadPoolExecutorΛར༻͠ɺಉظؔΛΠϕϯτϧʔϓͰ࣮ߦ͢Δ
class SyncToAsync:
...
async def __call__(self, *args, **kwargs):
loop = asyncio.get_running_loop()
...
executor = AsyncToSync.loop_thread_executors[loop]
future = loop.run_in_executor(
executor,
functools.partial(
self.thread_handler,
loop,
self.get_current_task(),
sys.exc_info(),
func,
*args,
**kwargs,
),
ΠϕϯτϧʔϓͰ&YFDVUPSΛ͏
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- ORM ⾮同期
•ͰͳͥasyncରԠΛORMΠϯλʔϑΣʔεͨ͠ͷ͔
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- ORM ⾮同期
•ͰͳͥasyncରԠΛORMΠϯλʔϑΣʔεͨ͠ͷ͔
•։ൃऀҙࣝ͢Δ͜ͱͳ͘ɺasync/awaitͰॻ͘͜ͱ͕Ͱ͖Δ
•ඇಉظͷҠߦʹࡍ͠ɺ͋Β͔͡Ίมߋ͓ͯ͘͜͠ͱ͕Ͱ͖Δ
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- ORM ⾮同期
•ͰͳͥasyncରԠΛORMΠϯλʔϑΣʔεͨ͠ͷ͔
•։ൃऀҙࣝ͢Δ͜ͱͳ͘ɺasync/awaitͰॻ͘͜ͱ͕Ͱ͖Δ
•ඇಉظͷҠߦʹࡍ͠ɺ͋Β͔͡Ίมߋ͓ͯ͘͜͠ͱ͕Ͱ͖Δ
•ORMͷͨΊʹɺViewΛඇಉظʹ͠ͳͯ͘Α͍
•channels֎෦ϦιʔεΛར༻͢Δ߹
•ORMඇಉظIFΛར༻͠෦ಉظͰಈ࡞ͤ͞Δ
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- ORM ⾮同期
•ͰͳͥasyncରԠΛORMΠϯλʔϑΣʔεͨ͠ͷ͔
•։ൃऀҙࣝ͢Δ͜ͱͳ͘ɺasync/awaitͰॻ͘͜ͱ͕Ͱ͖Δ
•ඇಉظͷҠߦʹࡍ͠ɺ͋Β͔͡Ίมߋ͓ͯ͘͜͠ͱ͕Ͱ͖Δ
•ORMͷͨΊʹɺViewΛඇಉظʹ͠ͳͯ͘Α͍
•channels֎෦ϦιʔεΛར༻͢Δ߹
•ORMඇಉظIFΛར༻͠෦ಉظͰಈ࡞ͤ͞Δ
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DEP 0009: Async-capable Django
•ʢDEPDjangoͷPEPʣ
•Sequencing ͱͯ͠3ஈ֊
IUUQTHJUIVCDPNEKBOHPEFQTCMPCNBJOBDDFQUFEBTZODSTU
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DEP 0009: Async-capable Django
•ʢDEPDjangoͷPEPʣ
•Sequencing ͱͯ͠3ஈ֊
•First round (hopefully in 3.0)
•Further individual projects
•Second round (hopefully in 3.1)
IUUQTHJUIVCDPNEKBOHPEFQTCMPCNBJOBDDFQUFEBTZODSTU
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DEP 0009: Async-capable Django
•ʢDEPDjangoͷPEPʣ
•Sequencing ͱͯ͠3ஈ֊
•First round (hopefully in 3.0)
•Further individual projects
•Second round (hopefully in 3.1)
•ORM (async-wrapper interface around existing sync core)
•طଘͷಉظίΞʹରԠͨ͠ඇಉظϥούʔΠϯλϑΣʔε
•ORM (native async with sync wrappers for backwards compatibility)
ޙํޓੑͷͨΊͷಉظϥούʔΛඋ͑ͨωΠςΟϒඇಉظ
IUUQTHJUIVCDPNEKBOHPEFQTCMPCNBJOBDDFQUFEBTZODSTU
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DEP 0009: Async-capable Django
•ʢDEPDjangoͷPEPʣ
•Sequencing ͱͯ͠3ஈ֊
•First round (hopefully in 3.0)
•Further individual projects
•Second round (hopefully in 3.1)
•ORM (async-wrapper interface around existing sync core)
•طଘͷಉظίΞʹରԠͨ͠ඇಉظϥούʔΠϯλϑΣʔε
•ORM (native async with sync wrappers for backwards compatibility)
ޙํޓੑͷͨΊͷಉظϥούʔΛඋ͑ͨωΠςΟϒඇಉظ
IUUQTHJUIVCDPNEKBOHPEFQTCMPCNBJOBDDFQUFEBTZODSTU
࣮ॱং༧ఆͲ͓Γʂ
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4.1 ORM 🤔
•Θͨ͠ͷߟ͑Δཧ༝3ͭ
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4.1 ORM 🤔
•Θͨ͠ͷߟ͑Δཧ༝3ͭ
•ޓੑ
•ޓੑΛҡ࣋͢Δํ๏Ͱ࣮ΛਐΊ͍ͯΔ
•IF͔ΒରԠ͢Δͷॳͷ༧ఆͲ͓Γ
•DEPͦΕ΄Ͳ֬ݻͨΔ༷Ͱͳͦ͞͏ʢ໋໊نଇมߋʹͳͬͯΔ
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4.1 ORM 🤔
•Θͨ͠ͷߟ͑Δཧ༝3ͭ
•ޓੑ
•ޓੑΛҡ࣋͢Δํ๏Ͱ࣮ΛਐΊ͍ͯΔ
•IF͔ΒରԠ͢Δͷॳͷ༧ఆͲ͓Γ
•ඇಉظରԠͷϝΠϯ։ൃऀͷϦιʔεෆ
•DEPͦΕ΄Ͳ֬ݻͨΔ༷Ͱͳͦ͞͏ʢ໋໊نଇมߋʹͳͬͯΔ
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4.1 ORM 🤔
•Θͨ͠ͷߟ͑Δཧ༝3ͭ
•ޓੑ
•ޓੑΛҡ࣋͢Δํ๏Ͱ࣮ΛਐΊ͍ͯΔ
•ʢ૾ʣࢿۚӨڹ͕͋Δͷ͔ʁ
•IF͔ΒରԠ͢Δͷॳͷ༧ఆͲ͓Γ
•ඇಉظରԠͷϝΠϯ։ൃऀͷϦιʔεෆ
•DEP 9 / asgiref ͷ Andrew Godwin ࢯ
•DEPͦΕ΄Ͳ֬ݻͨΔ༷Ͱͳͦ͞͏ʢ໋໊نଇมߋʹͳͬͯΔ
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4.1 ORM 🤔
•Θͨ͠ͷߟ͑Δཧ༝3ͭ
•ޓੑ
•ޓੑΛҡ࣋͢Δํ๏Ͱ࣮ΛਐΊ͍ͯΔ
•ʢ૾ʣࢿۚӨڹ͕͋Δͷ͔ʁ
•IF͔ΒରԠ͢Δͷॳͷ༧ఆͲ͓Γ
•ඇಉظରԠͷϝΠϯ։ൃऀͷϦιʔεෆ 🤔
•DEP 9 / asgiref ͷ Andrew Godwin ࢯ
•PyConJP 2022ͷΩʔϊʔτͷʢFaster C Pythonʣ💰
•DEPͦΕ΄Ͳ֬ݻͨΔ༷Ͱͳͦ͞͏ʢ໋໊نଇมߋʹͳͬͯΔ
•DEP 9 Ͱࢿۚௐୡͷग़͍ͯΔ Donationͷϖʔδ
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わたしたちにできること
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わたしたちにできること
開発者の
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わたしたちにできること
（経営者の⽅は… 🙏
開発者の
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
/PUFUIBU
BUUIJTTUBHF
UIFVOEFSMZJOHEBUBCBTFPQFSBUJPOTSFNBJOTZODISPOPVT
͜ͷஈ֊Ͱɺجຊతͳσʔλϕʔεૢ࡞ಉظͷ··Ͱ͋Δ͜ͱʹҙ͍ͯͩ͘͠͞ɻ
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
/PUFUIBU
BUUIJTTUBHF
UIFVOEFSMZJOHEBUBCBTFPQFSBUJPOTSFNBJOTZODISPOPVT
͜ͷஈ֊Ͱɺجຊతͳσʔλϕʔεૢ࡞ಉظͷ··Ͱ͋Γɺ
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
/PUFUIBU
BUUIJTTUBHF
UIFVOEFSMZJOHEBUBCBTFPQFSBUJPOTSFNBJOTZODISPOPVT
XJUIDPOUSJCVUJPOTPOHPJOHUPQVTIBTZODISPOPVTTVQQPSU
͜ͷஈ֊Ͱɺجຊతͳσʔλϕʔεૢ࡞ಉظͷ··Ͱ͋Γɺ
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Django 4.1 Asynchronous
IUUQTEPDTEKBOHPQSPKFDUDPNFOSFMFBTFT
/PUFUIBU
BUUIJTTUBHF
UIFVOEFSMZJOHEBUBCBTFPQFSBUJPOTSFNBJOTZODISPOPVT
XJUIDPOUSJCVUJPOTPOHPJOHUPQVTIBTZODISPOPVTTVQQPSU
͜ͷஈ֊Ͱɺجຊతͳσʔλϕʔεૢ࡞ಉظͷ··Ͱ͋Γɺ
ඇಉظͷαϙʔτΛਪਐ͢ΔͨΊͷߩݙ͕ଓ͍͍ͯ·͢ɻ
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•DjangoOSS
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•DjangoOSS
•ඇಉظORMରԠʹ͚ͯɺߩݙ͕ߦΘΕ͍ͯΔ
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•DjangoOSS
•ඇಉظORMରԠʹ͚ͯɺߩݙ͕ߦΘΕ͍ͯΔ
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•DjangoOSS
•ඇಉظORMରԠʹ͚ͯɺߩݙ͕ߦΘΕ͍ͯΔ
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•DjangoOSS
•ඇಉظORMରԠʹ͚ͯɺߩݙ͕ߦΘΕ͍ͯΔ
•IFͷΈͷରԠͰ͋Δࠓɺқߴ͘ͳ͘ߩݙ͍͔͢͠
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謝辞
•Asynchronous ORM
•https://forum.djangoproject.com/t/asynchronous-orm/5925/21
•ݱͰ͑Δ Django ͷڭՊॻ - ԣ ໌ਔ(ஶ)
•https://akiyoko.booth.pm/items/1059917
•࣮ફDjango PythonʹΑΔຊ֨WebΞϓϦέʔγϣϯ։ൃ - ࣳా ক (ஶ)
•https://www.shoeisha.co.jp/book/detail/9784798153964
• Async Django: The practical guide you've been *awaiting* for by Carlton Gibson - DjangoCon Europe 2022
•https://www.youtube.com/watch?v=Lfe2zsGS0Js
• Keynote: State of the Object-Relational Mapping (ORM) - Simon Charette
•https://2022.djangocon.us/talks/keynote-state-of-orm/
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ご静聴ありがとうございました 👋