$30 off During Our Annual Pro Sale. View Details »
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Understanding distributed processing in Python
Search
chie8842
June 16, 2019
Technology
2
2.1k
Understanding distributed processing in Python
#pyconth2019
https://th.pycon.org/talks/#row-47
Slides of my talk at PyConTh2019
chie8842
June 16, 2019
Tweet
Share
More Decks by chie8842
See All by chie8842
MongoDB Atlas:モダンなアプリ開発を支えるデータプラットフォームのご紹介
chie8842
0
26
MongoDB Vectorsearchではじめるカスタマイズ可能な生成AIアプリ開発
chie8842
0
25
MongoDB Atlas Search のご紹介
chie8842
2
1.9k
MongoDB Atlas Vectorsearchではじめる生成AIアプリ開発
chie8842
3
1.9k
AWS GlueとAWS Lake Formationではじめるデータマネジメント
chie8842
0
1.1k
Distributed Processing in Python
chie8842
2
790
クックパッドにおける推薦(と検索)の取り組み
chie8842
20
8.1k
Performance Tuning Tips of TensorFlow Inference
chie8842
1
770
クックパッドにおけるCloud AutoML事例
chie8842
9
8k
Other Decks in Technology
See All in Technology
AI時代のインシデント対応 〜時代を切り抜ける、組織アーキテクチャ〜
jacopen
4
180
Contract One Engineering Unit 紹介資料
sansan33
PRO
0
9.8k
生成AI・AIエージェント時代、データサイエンティストは何をする人なのか?そして、今学生であるあなたは何を学ぶべきか?
kuri8ive
0
630
How native lazy objects will change Doctrine and Symfony forever
beberlei
1
340
原理から解き明かす AIと人間の成長 - Progate BAR
teba_eleven
2
290
Digital omtanke på Internetdagarna 2025
axbom
PRO
0
160
Active Directory 勉強会 第 6 回目 Active Directory セキュリティについて学ぶ回
eurekaberry
16
5.6k
Modern Data Stack大好きマンが語るSnowflakeの魅力
sagara
0
250
LangChain v1.0にトライ~ AIエージェントアプリの移行(v0.3 → v1.0) ~
happysamurai294
0
160
"'TSのAPI型安全”の対価は誰が払う?不公平なスキーマ駆動に終止符を打つハイブリッド戦略
hal_spidernight
0
220
Google Stitch 大型アップデートが実現するアイデアとコードの完全なる融合
nekoailab
0
100
機械学習を「社会実装」するということ 2025年冬版 / Social Implementation of Machine Learning November 2025 Version
moepy_stats
4
2.1k
Featured
See All Featured
Build your cross-platform service in a week with App Engine
jlugia
234
18k
How GitHub (no longer) Works
holman
316
140k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
We Have a Design System, Now What?
morganepeng
54
7.9k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.7k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
46
2.6k
Product Roadmaps are Hard
iamctodd
PRO
55
12k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
10
700
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.8k
Automating Front-end Workflow
addyosmani
1371
200k
Designing for Performance
lara
610
69k
The Cult of Friendly URLs
andyhume
79
6.7k
Transcript
Understanding distributed processing in Python Chie Hayashida
$IJF)BZBTIJEB !DIJF) • 4PGUXBSF&OHJOFFSBU$PPLQBE GSPN+BQBO! • EFWFMPQBOEDPOUSJCVUFUPTPNF044 XSJUFBSUJDMFT BOENBLF QSFTFOUBUJPOT
• 8POGJSTUQSJ[FBUSF*OWFOU (BNF%BZ
$PPLQBE ‒ worldʼs largest recipe sharing platform Try it
$PPLQBE JTHMPCBMTFSWJDF
"HFOEB •CBTJDLOPXMFEHFPG DPODVSSFOUQBSBMMFMEJTUSJCVUFEQSPDFTTJOH •QBSBMMFMQSPDFTTJOHJO1ZUIPO •EJTUSJCVUFEQSPDFTTJOHJO1ZUIPO
%JTDMBJNFS • 8IBUEP*UBML • CBTJDBSDIJUFDUVSFPGQBSBMMFMEJTUSJCVUFE QSPDFTTJOH DPNQVUJOH MJCSBSJFTJO1ZUIPO • 8IBUEP*OPU
UBML • IPXUPJOTUBMMBOETFUVQFBDIMJCSBSJFT • VTBHFTPGEFUBJMFE"1*TPGXIBUXFJOUSPEVDF
8IFOXFVTFQBSBMMFMEJTUSJCVUFE QSPDFTTJOH FH •%PXOMPBEMBSHFEBUBJOTIPSUUJNF •6TFMBSHFEBUBGPS%BUBBOBMZTJTPS .BDIJOF-FBSOJOH •)BOEMFBMPUPGSFRVFTUTTJNVMUBOFPVTMZ BU8FC4JUF
28IBUJT UIFEJGGFSFODFPGCFMPX •$PODVSSFOUQSPDFTTJOH •1BSBMMFMQSPDFTTJOH
l$PODVSSFOUQSPDFTTJOHzBOE l1BSBMMFM1SPDFTTJOHz $PODVSSFODZJTBCPVU EFBMJOHXJUI MPUTPG UIJOHTBUPODF 1BSBMMFMJTNJTBCPVU EPJOH MPUTPGUIJOHTBUPODF
3PC1JLFIUUQTUBMLTHPMBOHPSHXB[BTMJEF
l$PODVSSFOUQSPDFTTJOHzBOE l1BSBMMFM1SPDFTTJOHz )FSFJT$PODVSSFOU )FSFJTQBSBMMFMBOEBMTPDPODVSSFOU
$PODVSSFOUBOEQBSBMMFMQSPHSBNTDIFNF •$PODVSSFOUQSPHSBNTDIFNF $PODVSSFOU 1SPHSBN 1SPDFTT 1SPDFTT TDIFEVMFS $16 1SPDFTT 2VFVF
1BSBMMFM 1SPHSBN 1SPDFTT 1SPDFTT $16 $16 •1BSBMMFMQSPHSBNTDIFNF
28IBUJT UIFEJGGFSFODFPGCFMPX •1BSBMMFMQSPDFTTJOH •%JTUSJCVUFEQSPDFTTJOH
l1BSBMMFMQSPDFTTJOHzBOEl%JTUSJCVUFEQSPDFTTJOHz • 1BSBMMFMQSPDFTTJOH 1SPDFTTPS T .FNPSZ 1SPDFTTPS T .FNPSZ 1SPDFTTPS
T .FNPSZ 1SPDFTTPS 1SPDFTTPS 1SPDFTTPS .FNPSZ • %JTUSJCVUFEQSPDFTTJOH /8 /8 /8 QSPDFTTPSTIBSFTNFNPSZ*OQBSBMMFMQSPDFTTJOH POUIFPUIFSIBOEQSPDFTTPSTIBTPXONFNPSJFTJOEJTUSJCVUFEQSPDFTTJOH
8IFOBOEIPXTIPVMEXF VTFQBSBMMFMEJTUSJCVUFE BSDIJUFDUVSFJO1ZUIPO
UISFBEJOHBOENVMUJQSPDFTTJOH •1ZUIPOIBTPGGJDJBMNPEVMFTGPSQBSBMMFMQSPDFTTJOH • l#BUUFSZJODMVEFEz •8FDBOQBSBMMFMJ[FPVSQSPHSBNXJUIPVUBOZUIJSE QBSUZMJCSBSJFT
UISFBEJOH • UISFBEJOHNPEVMFEJWJEFTPOFQSPDFTTJOUPNVMUJQMF UISFBET .BJO5ISFBE 5ISFBE 5ISFBE 1SPDFTT
UISFBEJOH • (*- (MPCBM *OUFSQSFUFS-PDL MJNJUTPOMZPOFUISFBEDBOCF JOBTUBUFPGFYFDVUJPOBUBOZQPJOUJOUJNFJO$1ZUIPO 1SPDFTT 5ISFBE
5ISFBE 5ISFBE SVO BXBJU BXBJU SVO BXBJU SVO SVO SVO BXBJU BXBJU SVO "DRVJSF-PDL
8IZ(*- • 5ISFBETJOQSPDFTTVTFTTBNFNFNPSZTQBDF • (*-XBTDIPTFOUPQSPUFDUUIFJOUFSOBMNFNPSZVTFECZ UIFJOUFSQSFUFS QSPDFTT UISFBE UISFBE .FNPSZ4QBDF
*OXIBUTJUVBUJPOTJTUISFBEJOH FGGFDUJWF • 5BTLTXIJDIJT*0 CPVOETVDIBT • SFBEXSJUFGJMFT • %#DPOOFDUJPO •
%PXOMPBEEBUBGSPN/8 1SPDFTT 5ISFBE 5ISFBE 5ISFBE SVO BXBJU BXBJU SVO BXBJU SVO SVO SVO BXBJU BXBJU SVO "DRVJSF-PDL
*OXIBUTJUVBUJPOTJTUISFBEJOH FGGFDUJWF • 5BTLTXIJDIJT*0 CPVOETVDIBT • SFBEXSJUFGJMFT • %#DPOOFDUJPO •
%PXOMPBEEBUBGSPN/8 1SPDFTT 5ISFBE 5ISFBE 5ISFBE SVO BXBJU BXBJU SVO BXBJU SVO SVO SVO *0 BXBJU SVO "DRVJSF -PDL *0 *0 *0 VTF$16 EPOPUVTF$16
NVMUJQSPDFTTJOH •NVMUJQSPDFTTJOHTQBXOTQSPDFTTFTGPS QBSBMMFMJ[BUJPO •QBSBMMFMJ[FJOCPUIMPDBMBOESFNPUF .BJO1SPDFTT $IJME1SPDFTT $IJME1SPDFTT
NVMUJQSPDFTTJOH • FBDIQSPDFTTFTIBTJUTPXONFNPSZTQBDF • /PUBGGFDUFECZ(*- • -FTTMJLFMZUPDBVTFFSSPSTEVFUPEBUBDPSSVQUJPOPS EFBEMPDL .BJO1SPDFTT $IJME1SPDFTT
$IJME1SPDFTT PTGPSL .FNPSZ4QBDF .FNPSZ4QBDF $PQZ .FNPSZ4QBDF $PQZ
*OXIBUTJUVBUJPOTJTNVMUJUISFBEJOH FGGFDUJWF • 5BTLTXIJDIJT$16CPVOETVDIBT • /VNFSJDBMDBMDVSBUJPO • 3FHVMBSFYQSFTTJPOQSPDFTTJOH • #VUUIFQFSGPSNBODFJO1ZUIPO`TNVMUJQSPDFTTJOHEPFTO`U
JODSFBTFMJOFBSMZ
NVMUJQSPDFTTJOH • 5IFSFJTPWFSIFBEEVFUPDPNNVOJDBUJPO CFUXFFOQBSFOUQSPDFTTBOEDIJMEQSPDFTT .BJO1SPDFTT $IJME1SPDFTT $IJME1SPDFTT PTGPSL .FNPSZ4QBDF .FNPSZ4QBDF
$PQZ .FNPSZ4QBDF $PQZ
NVMUJQSPDFTTJOH •UIFNBYOVNCFSPGUBTLTXIJDIDBOCFSVO TJNVMUBOFPVTMZJTSFTUSJDUFEUP$16OVNCFS 5BTL 5BTL 5BTL 5BTL 5BTL 5BTL $16
$16
+PCMJC • UIJSEQBSUZMJCSBSZGPSQBSBMMFMQSPDFTTJOHJO1ZUIPO • +PCMJC DBOVTF UISFBEJOHPSNVMUJQSPDFTTJOHGPSCBDLFOE • MB[ZFWBMVBUJPOVTJOHUSBOTQBSFOUEJTLDBDIJOHPGUIF PVUQVU
• FBTZBOETJNQMFDPEJOH • MPHHJOHBOEUSBDJOHPGUIFFYFDVUJPO https://joblib.readthedocs.io/
4VNNBSZVQUPIFSF • 1ZUIPOIBTPGGJDJBMNPEVMFTGPSQBSBMMFMQSPDFTTJOH • UISFBEJOHJTFGGFDUJWFUP*0CPVOEQSPDFTTJOH • NVMUJQSPDFTTJOHJTFGGFDUJWFUP$16CPVOEQSPDFTTJOH • CPUIPGUXPBSFNBJOMZGPSPOMZGPSQSPDFTTFTSVOBUPOMZ POFNBDIJOF
• TPNFPGEBUBMJCSBSJFTUSBOTQBSFOUMZVTFUIFTFQBSBMMFM QSPDFTTJOHMJCSBSJFT
%JTUSJCVUFEQSPDFTTJOHJO1ZUIPO • 8IFOXFVTFMBSHFEBUBXIJDIDPVMEO`UQSPDFTTJOPOF NBDIJOF XFIBWFUPDPOTJEFSBCPVUEJTUSJCVUFE QSPDFTTJOH • QSPQFSUJFTXIJDITIPVMECFJODMVEFEJOEJTUSJCVUFE GSBNFXPSL •
"VUPNBUJDSFDPWFSZ GSPNFSSPS • 5BTLEJWJTJPO KPCTDIFEVMJOH • 5PPMTGPS.POJUPSJOH %FCVHHBCJMJUZ
%JTUSJCVUFEQSPDFTTJOHJO1ZUIPO *JOUSPEVDFUISFFGBNPVTMJCSBSJFTGPS EJTUSJCVUFEQSPDFTTJOHJO1ZUIPO •$FMFSZ •%BTL •1Z4QBSL
$FMFSZ •EJTUSJCVUFEUBTLRVFVFCVJMUJO1ZUIPO •TJNQMFBOEGMFYJCMFBSDIJUFDUVSF • &WFSZQBSUTDBOCFFYUFOE • IFBWJMZVTFEGPSUBTLCBTFEXPSLMPBETJO 1ZUIPO • XJUI%KBOHP
• "JSGMPXCBDLFOE
$FMFSZ"SDIJUFDUVSF $MJFOU CSPLFS 3BCCJU.2 3FEJT 424 FUD 2VFVF 2VFVF
2VFVF 8PSLFS $POTVNFS 8PSLFS $POTVNFS #BDLFOE 3FTVMUT 3FEJT FUD 8PSLFS $POTVNFS 8PSLFS $POTVNFS
*OXIBUTJUVBUJPOTJTDFMFSZFGGFDUJWF • 8IFOUIFUBTLJTTJNQMFCVUUIFBNPVOUPGEBUBJTUPP NVDIGPSPOFNBDIJOF • 8IFOZPVXBOUUPVTFJUXJUIBOPUIFSGSBNFXPSLTVDIBT %KBOHP
%BTL • EJTUSJCVUFEQSPDFTTJOHGSBNFXPSLCVJMUJO1ZUIPO • CFBCMFUPVTF/VN1Z1BOEBT-JTUTMJLFQBSBMMFM PCKFDUT EBTLBSSBZ EBTLEBUBGSBNF EBTLCBH BOE"1*T
• 4DIFEVMFSJTDVTUPNJ[BCMFUPHFUHPPEQFSGPSNBODFGPS CPUIGPSQBSBMMFMQSPDFTTJOHPOMPDBMNBDIJOFBOEGPS EJTUSJCVUFEQSPDFTTJOHPODMVTUFS • )BTHPPE8FC*OUFSGBDFGPSSFBMUJNFKPCNPOJUPSJOH
%BTL TDIFEVMFS http://docs.dask.org/en/latest/scheduling.html
%BTL 8FC*OUFSGBDF
*OXIBUTJUVBUJPOTJT%BTL FGGFDUJWF • 8IFOXFXBOUUPQBSBMMFMJ[F/VN1ZPSQBOEBTQSPDFTTJOH • 8IFOUIFEBUBTJ[FGJUTPOFUP NBDIJOFT
1Z4QBSL • CVJMEJO+BWBBOEIBT1ZUIPO*OUFSGBDF • DBOCFNPSFTDBMFPVUUIBODFMFSZBOEEBTL • 0SJHJOBMMZCVJMUUPSVOPOB)BEPPQDMVTUFS • GBTUBOEDPTUFGGJDJFOUQSPDFTTJOH •
)BTHPPE8FC*OUFSGBDFGPSSFBMUJNFKPCNPOJUPSJOH • NVMUJGVODUJPOBM • TUSFBN "1* • NBDIJOFMFBSOJOH"1* • DBOCFVTFJONBOBHFNFOUTFSWJDFJODMPVETFSWJDF
1Z4QBSL • CVJMEJO+BWBBOEIBT1ZUIPO*OUFSGBDF only with partial API
1Z4QBSL • DBOCFNPSFTDBMFPVUUIBODFMFSZBOE%BTL node number 1 4-5 thousands
*OXIBUTJUVBUJPOTJT1Z4QBSL FGGFDUJWF • 8IFOXFXBOUUPSVODPNQMFYUBTLTXJUIBMBSHFBNPVOU PGEBUB • 8IFOXFIBWF)BEPPQDMVTUFS
4VNNBSZ • &YQMBJOFEBCPVUUIFEJGGFSFODFPG DPODVSSFOUQBSBMMFMEJTUSJCVUFEQSPDFTTJOH •*OUSPEVDFEUIFBSDIJUFDUVSFPG QBSBMMFMEJTUSJCVUFE QSPDFTTJOHMJCSBSJFT
DPVMEO`UJOUSPEVDF • BTZODJP • DPODVSSFOUGVUVSF • "OPUIFSUIJSEQBSUZMJCSBSJFT
%PObUCFBGSBJEUPVTFQBSBMMFM QSPDFTTJOHNPSF
2VFTUJPO