python分布式执行框架Ray的介绍

说明

1、Ray为构建分布式应用程序提供了一个简单、通用的API。

2、Ray是一种分布式执行框架，便于大规模应用程序和利用先进的机器学习库。

Ray通过以下方式完成这项任务：

为构建和运行分布式应用程序提供简单的原语。

使最终用户能够并行化单个机器代码，而代码更改很少到零。

在核心Ray之上包含大量应用程序、库和工具，以支持复杂的应用程序。

安装方法

[root@node2 ~]# pip install 'ray[default]'
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting ray[default]
  Downloading https://mirrors.aliyun.com/pypi/packages/13/ec/f727ddd3fbcdc6102eace62c9d5dd9d9ad8112d40eeb7de8783676aca24d/ray-1.4.1-cp36-cp36m-manylinux2014_x86_64.whl (51.6 MB)
     |████████████████████████████████| 51.6 MB 269 kB/s
Collecting aiohttp
  Downloading https://mirrors.aliyun.com/pypi/packages/31/28/7b49246d7825c61e1a14306ab050e8eec48fcf5b009b19c8f6ea4e312467/aiohttp-3.7.4.post0-cp36-cp36m-manylinux2014_x86_64.whl (1.3 MB)
     |████████████████████████████████| 1.3 MB 121.5 MB/s
Requirement already satisfied: dataclasses in /usr/local/lib/python3.6/site-packages (from ray[default]) (0.8)
Collecting protobuf>=3.15.3
  Downloading https://mirrors.aliyun.com/pypi/packages/53/4e/e2db88d0bb0bda6a879eea62fddbaf813719ce3770d458bc5580512d9c95/protobuf-3.17.3-cp36-cp36m-manylinux_2_5_x86_64.manylinux1_x86_64.whl (1.0 MB)
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Collecting jsonschema
  Downloading https://mirrors.aliyun.com/pypi/packages/c5/8f/51e89ce52a085483359217bc72cdbf6e75ee595d5b1d4b5ade40c7e018b8/jsonschema-3.2.0-py2.py3-none-any.whl (56 kB)
     |████████████████████████████████| 56 kB 7.1 MB/s
Collecting aioredis
  Downloading https://mirrors.aliyun.com/pypi/packages/b0/64/1b1612d0a104f21f80eb4c6e1b6075f2e6aba8e228f46f229cfd3fdac859/aioredis-1.3.1-py3-none-any.whl (65 kB)
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Collecting pydantic>=1.8
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Collecting pyyaml
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Collecting numpy>=1.16
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Collecting gpustat
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Collecting redis>=3.5.0
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     |████████████████████████████████| 72 kB 968 kB/s
Collecting aiohttp-cors
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Collecting py-spy>=0.2.0
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     |████████████████████████████████| 3.1 MB 131 kB/s
Requirement already satisfied: requests in /usr/local/lib/python3.6/site-packages (from ray[default]) (2.24.0)
Collecting colorama
  Downloading https://mirrors.aliyun.com/pypi/packages/44/98/5b86278fbbf250d239ae0ecb724f8572af1c91f4a11edf4d36a206189440/colorama-0.4.4-py2.py3-none-any.whl (16 kB)
Collecting filelock
  Downloading https://mirrors.aliyun.com/pypi/packages/93/83/71a2ee6158bb9f39a90c0dea1637f81d5eef866e188e1971a1b1ab01a35a/filelock-3.0.12-py3-none-any.whl (7.6 kB)
Collecting prometheus-client>=0.7.1
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Collecting msgpack<2.0.0,>=1.0.0
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     |████████████████████████████████| 272 kB 127.6 MB/s
Requirement already satisfied: click>=7.0 in /usr/local/lib/python3.6/site-packages (from ray[default]) (7.1.2)
Collecting opencensus
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Collecting grpcio>=1.28.1
  Downloading https://mirrors.aliyun.com/pypi/packages/eb/32/332a2bb0cee0d4040331952c5ef3d040d119a15b3c622b60bdcbe768bded/grpcio-1.39.0-cp36-cp36m-manylinux2014_x86_64.whl (4.3 MB)
     |████████████████████████████████| 4.3 MB 417 kB/s
Collecting colorful
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     |████████████████████████████████| 201 kB 113.9 MB/s
Requirement already satisfied: six>=1.5.2 in /usr/local/lib/python3.6/site-packages (from grpcio>=1.28.1->ray[default]) (1.15.0)
Requirement already satisfied: typing-extensions>=3.7.4.3 in /usr/local/lib/python3.6/site-packages (from pydantic>=1.8->ray[default]) (3.10.0.0)
Collecting multidict<7.0,>=4.5
  Downloading https://mirrors.aliyun.com/pypi/packages/a1/35/b22524d6b9cacfb4c5eff413a069bbc17c6ea628e54da5c6c989998ced5f/multidict-5.1.0-cp36-cp36m-manylinux2014_x86_64.whl (141 kB)
     |████████████████████████████████| 141 kB 120.6 MB/s
Collecting idna-ssl>=1.0
  Downloading https://mirrors.aliyun.com/pypi/packages/46/03/07c4894aae38b0de52b52586b24bf189bb83e4ddabfe2e2c8f2419eec6f4/idna-ssl-1.1.0.tar.gz (3.4 kB)
Collecting attrs>=17.3.0
  Downloading https://mirrors.aliyun.com/pypi/packages/20/a9/ba6f1cd1a1517ff022b35acd6a7e4246371dfab08b8e42b829b6d07913cc/attrs-21.2.0-py2.py3-none-any.whl (53 kB)
     |████████████████████████████████| 53 kB 3.9 MB/s
Requirement already satisfied: chardet<5.0,>=2.0 in /usr/local/lib/python3.6/site-packages (from aiohttp->ray[default]) (3.0.4)
Collecting yarl<2.0,>=1.0
  Downloading https://mirrors.aliyun.com/pypi/packages/da/08/52b26b44bce7b818b410aee37c5e424c9ea420c557bca97dc2adac29b151/yarl-1.6.3-cp36-cp36m-manylinux2014_x86_64.whl (293 kB)
     |████████████████████████████████| 293 kB 130.8 MB/s
Collecting async-timeout<4.0,>=3.0
  Downloading https://mirrors.aliyun.com/pypi/packages/e1/1e/5a4441be21b0726c4464f3f23c8b19628372f606755a9d2e46c187e65ec4/async_timeout-3.0.1-py3-none-any.whl (8.2 kB)
Requirement already satisfied: idna>=2.0 in /usr/local/lib/python3.6/site-packages (from idna-ssl>=1.0->aiohttp->ray[default]) (2.10)
Collecting hiredis
  Downloading https://mirrors.aliyun.com/pypi/packages/82/72/313fb6d30b7e413c8662447f9a0abe9105494ceb9266ecb08d442c14afbb/hiredis-2.0.0-cp36-cp36m-manylinux2010_x86_64.whl (84 kB)
     |████████████████████████████████| 84 kB 4.8 MB/s
Collecting nvidia-ml-py3>=7.352.0
  Downloading https://mirrors.aliyun.com/pypi/packages/6d/64/cce82bddb80c0b0f5c703bbdafa94bfb69a1c5ad7a79cff00b482468f0d3/nvidia-ml-py3-7.352.0.tar.gz (19 kB)
Collecting psutil
  Downloading https://mirrors.aliyun.com/pypi/packages/da/82/56cd16a4c5f53e3e5dd7b2c30d5c803e124f218ebb644ca9c30bc907eadd/psutil-5.8.0-cp36-cp36m-manylinux2010_x86_64.whl (291 kB)
     |████████████████████████████████| 291 kB 131.6 MB/s
Collecting blessings>=1.6
  Downloading https://mirrors.aliyun.com/pypi/packages/03/74/489f85a78247609c6b4f13733cbf3ba0d864b11aa565617b645d6fdf2a4a/blessings-1.7-py3-none-any.whl (18 kB)
Requirement already satisfied: setuptools in /usr/lib/python3.6/site-packages (from jsonschema->ray[default]) (39.2.0)
Collecting pyrsistent>=0.14.0
  Downloading https://mirrors.aliyun.com/pypi/packages/6c/19/1af501f6f388a40ede6d0185ba481bdb18ffc99deab0dd0d092b173bc0f4/pyrsistent-0.18.0-cp36-cp36m-manylinux1_x86_64.whl (117 kB)
     |████████████████████████████████| 117 kB 138.2 MB/s
Requirement already satisfied: importlib-metadata in /usr/local/lib/python3.6/site-packages (from jsonschema->ray[default]) (4.3.0)
Requirement already satisfied: zipp>=0.5 in /usr/local/lib/python3.6/site-packages (from importlib-metadata->jsonschema->ray[default]) (3.4.1)
Collecting opencensus-context==0.1.2
  Downloading https://mirrors.aliyun.com/pypi/packages/f1/33/990f1bd9e7ee770fc8d3c154fc24743a96f16a0e49e14e1b7540cc2fdd93/opencensus_context-0.1.2-py2.py3-none-any.whl (4.4 kB)
Collecting google-api-core<2.0.0,>=1.0.0
  Downloading https://mirrors.aliyun.com/pypi/packages/aa/51/629a31d4e7db2bbc0b0b789ac4034108c68647bea9cf5b54c8366df47b8e/google_api_core-1.31.0-py2.py3-none-any.whl (93 kB)
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Collecting contextvars
  Downloading https://mirrors.aliyun.com/pypi/packages/83/96/55b82d9f13763be9d672622e1b8106c85acb83edd7cc2fa5bc67cd9877e9/contextvars-2.4.tar.gz (9.6 kB)
Collecting google-auth<2.0dev,>=1.25.0
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     |████████████████████████████████| 152 kB 127.7 MB/s
Collecting packaging>=14.3
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Collecting googleapis-common-protos<2.0dev,>=1.6.0
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     |████████████████████████████████| 198 kB 136.3 MB/s
Collecting setuptools
  Downloading https://mirrors.aliyun.com/pypi/packages/bd/25/5bdf7f1adeebd4e3fa76b2e2f045ae53ee208e40a4231ad0f0c3007e4353/setuptools-57.4.0-py3-none-any.whl (819 kB)
     |████████████████████████████████| 819 kB 127.0 MB/s
Requirement already satisfied: pytz in /usr/local/lib/python3.6/site-packages (from google-api-core<2.0.0,>=1.0.0->opencensus->ray[default]) (2020.1)
Collecting cachetools<5.0,>=2.0.0
  Downloading https://mirrors.aliyun.com/pypi/packages/bf/28/c4f5796c67ad06bb91d98d543a5e01805c1ff065e08871f78e52d2a331ad/cachetools-4.2.2-py3-none-any.whl (11 kB)
Collecting pyasn1-modules>=0.2.1
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Collecting rsa<5,>=3.1.4
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Collecting pyparsing>=2.0.2
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Collecting pyasn1<0.5.0,>=0.4.6
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Requirement already satisfied: certifi>=2017.4.17 in /usr/local/lib/python3.6/site-packages (from requests->ray[default]) (2020.6.20)
Requirement already satisfied: urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1 in /usr/local/lib/python3.6/site-packages (from requests->ray[default]) (1.25.10)
Collecting immutables>=0.9
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Using legacy 'setup.py install' for idna-ssl, since package 'wheel' is not installed.
Using legacy 'setup.py install' for gpustat, since package 'wheel' is not installed.
Using legacy 'setup.py install' for nvidia-ml-py3, since package 'wheel' is not installed.
Using legacy 'setup.py install' for contextvars, since package 'wheel' is not installed.
Installing collected packages: pyasn1, setuptools, rsa, pyparsing, pyasn1-modules, protobuf, multidict, immutables, cachetools, yarl, packaging, idna-ssl, googleapis-common-protos, google-auth, contextvars, attrs, async-timeout, pyrsistent, psutil, opencensus-context, nvidia-ml-py3, hiredis, google-api-core, blessings, aiohttp, redis, pyyaml, pydantic, py-spy, prometheus-client, opencensus, numpy, msgpack, jsonschema, grpcio, gpustat, filelock, colorama, aioredis, aiohttp-cors, ray, colorful
  Attempting uninstall: setuptools
    Found existing installation: setuptools 39.2.0
    Uninstalling setuptools-39.2.0:
      Successfully uninstalled setuptools-39.2.0
    Running setup.py install for idna-ssl ... done
    Running setup.py install for contextvars ... done
    Running setup.py install for nvidia-ml-py3 ... done
    Running setup.py install for gpustat ... done
Successfully installed aiohttp-3.7.4.post0 aiohttp-cors-0.7.0 aioredis-1.3.1 async-timeout-3.0.1 attrs-21.2.0 blessings-1.7 cachetools-4.2.2 colorama-0.4.4 colorful-0.5.4 contextvars-2.4 filelock-3.0.12 google-api-core-1.31.0 google-auth-1.33.1 googleapis-common-protos-1.53.0 gpustat-0.6.0 grpcio-1.39.0 hiredis-2.0.0 idna-ssl-1.1.0 immutables-0.15 jsonschema-3.2.0 msgpack-1.0.2 multidict-5.1.0 numpy-1.19.5 nvidia-ml-py3-7.352.0 opencensus-0.7.13 opencensus-context-0.1.2 packaging-21.0 prometheus-client-0.11.0 protobuf-3.17.3 psutil-5.8.0 py-spy-0.3.7 pyasn1-0.4.8 pyasn1-modules-0.2.8 pydantic-1.8.2 pyparsing-2.4.7 pyrsistent-0.18.0 pyyaml-5.4.1 ray-1.4.1 redis-3.5.3 rsa-4.7.2 setuptools-57.4.0 yarl-1.6.3

以上就是python分布式执行框架Ray的介绍，希望对大家有所帮助。更多Python学习指路：

本文教程操作环境：windows7系统、Python 3.9.1，DELL G3电脑。