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2.1.2. ํ…์„œํ”Œ๋กœ ์„ค์น˜

Anaconda Prompt์—์„œ ๋‹ค์Œ ๋ช…๋ น์œผ๋กœ ๊ฐ€์ƒํ™˜๊ฒฝ onebook์„ ํ™œ์„ฑํ™”์‹œํ‚จ ํ›„ ๊ฐ€์ƒํ™˜๊ฒฝ๋‚ด์—์„œ ์šฐ๋ฆฌ๊ฐ€ ํ•„์š”ํ•œ ๋‹ค๋ฅธ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋“ค์„ ์„ค์น˜ํ•ฉ๋‹ˆ๋‹ค.

>conda activate onebook ํ˜น์€ >activate onebook ๋ช…๋ น์œผ๋กœ ๊ฐ€์ƒํ™˜๊ฒฝ onebook์„ ํ™œ์„ฑํ™” ์‹œํ‚ต๋‹ˆ๋‹ค.

์•„๋‚˜์ฝ˜๋‹ค ๋ฐฐํฌํŒ์—๋Š” ํ…์„œํ”Œ๋กœ ์ตœ์‹  ๋ฒ„์ „์ด ๋Šฆ๊ฒŒ ํฌํ•จ๋˜๋ฏ€๋กœ ํŒŒ์ด์ฌ ๊ธฐ๋ณธ ํŒจํ‚ค์ง€ ๊ด€๋ฆฌ์ž์ธ pip๋กœ ํ…์„œํ”Œ๋กœ๋ฅผ ์„ค์น˜ํ•ฉ๋‹ˆ๋‹ค.

ํ…์„œํ”Œ๋กœ์šฐ๋ฅผ ์„ค์น˜ํ•˜๊ธฐ ์ „์— ์ผ๋‹จ pip ๋ฅผ ๋‹ค์‹œํ•œ๋ฒˆ ์—…๊ทธ๋ ˆ์ด๋“œ์‹œ์ผœ์ค๋‹ˆ๋‹ค.

(onebook)>python -m pip install --upgrade pip

๋ฌด์–ธ๊ฐ€๊ฐ€ ์„ค์น˜ ์•ˆ๋˜์–ด ์žˆ๋‹ค๋Š” ๋ฉ”์‹œ์ง€๊ฐ€ ๋‚˜์˜จ๋‹ค๋ฉด pip๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋‹ค์‹œ ์„ค์น˜ํ•ด ์ค๋‹ˆ๋‹ค.

์ œ ๊ฒฝ์šฐ์—๋Š” mkl-random ์ด ์„ค์น˜ ์•ˆ๋˜์–ด ์žˆ๋‹ค๊ณ  ํ•˜์—ฌ ๋‹ค์‹œ ์„ค์น˜ํ•ด ์ฃผ์—ˆ์Šต๋‹ˆ๋‹ค.

>pip install mkl-random

์ผ๋ฐ˜์ ์œผ๋กœ CPU๋งŒ ์‚ฌ์šฉํ•˜๋Š” ๋ฒ„์ „์€

(onebook)>pip install tensorflow

๋˜๋Š”

(onebook)>conda install tensorflow

GPU ์ง€์›์„ ๋ฐ›๋Š” ๋ฒ„์ „์€ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๋ช…๋ น์œผ๋กœ ์„ค์น˜ํ•ด ์ค๋‹ˆ๋‹ค.

(onebook)>pip install tensorflow-gpu ํ˜น์€ 
(onebook)>pip install --ignore-installed --upgrade tensorflow-gpu

Tensorflow ๋ฅผ ์ง€์›ํ•˜๋Š” NVIDIA ๊ทธ๋ž˜ํ”ฝ ์นด๋“œ๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค๋ฉด CUDA๋ฅผ ์„ค์น˜ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

  •  NVIDIA Cuda Toolkit ์„ค์น˜: [https://developer.nvidia.com/cuda-toolkit-archive](https://developer.nvidia.com/cuda-toolkit-archive)
    

๋˜ํ•œ cuDNN์„ ์„ค์น˜ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. cuDNN์„ ๋ฐ›์œผ๋ ค๋ฉด NVIDIA DEVELOPER ํ™ˆํŽ˜์ด์ง€์— ๊ฐ€์ž…์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ํ…์„œํ”Œ๋กœ์šฐ(Tensorflow) GPU ๋ฒ„์ „ ์„ค์น˜ํ•˜๊ธฐ๋Š” ์ด๊ณณ์—์„œ ๋‹ค๋ฃจ์ง€ ์•Š๊ฒ ์Šต๋‹ˆ๋‹ค.

  •   cuDNN ๋‹ค์šด๋กœ๋“œ: [https://developer.nvidia.com/rdp/cudnn-archive](https://developer.nvidia.com/rdp/cudnn-archive) 
    

๋ฌผ๋ก  tensorflow๋ฅผ ์„ค์น˜ํ•  ๋•Œ conda๋ฅผ ์‚ฌ์šฉํ•ด๋„ ๋ฉ๋‹ˆ๋‹ค

๋‹ค์Œ๊ณผ ๊ฐ™์ด ๋ชจ๋“  ์„ค์น˜ ๊ณผ์ •์ด ๋๋‚  ๋•Œ๊นŒ์ง€ ๊ธฐ๋‹ค๋ฆฝ๋‹ˆ๋‹ค.

ํ…์„œํ”„๋กœ๊ฐ€ ์„ค์น˜ ์™„๋ฃŒ๋˜๋ฉด ํŒŒ์ด์ฌ์„ ์‹คํ–‰ํ•˜์—ฌ ํ…์„œํ”Œ๋กœ๊ฐ€ ๋™์ž‘ํ•˜๋Š”์ง€ ํ™•์ธํ•ด ๋ด…๋‹ˆ๋‹ค.

Anaconda Prompt์—์„œ onebook ๊ฐ€์ƒํ™˜๊ฒฝ์ธ์ง€๋ฅผ ํ™•์ธํ•œ ํ›„ python์„ ์‹คํ–‰ํ•ฉ๋‹ˆ๋‹ค. ๋‹ค์Œ์„ ์ฝ”๋“œ๋ฅผ ์‹คํ–‰ ํ•ด ๋ด…๋‹ˆ๋‹ค.

>>> import tensorflow as tf
>>> print(tf.__version__)
1.12.0
>>> hello=tf.constant(โ€˜Hello Worldโ€™)
>>> sess=tf.Session()
>>> print(sess.run(hello))
bโ€™Hello Worldโ€™
>>>

์ถœ๋ ฅ๋œ 1.12.0 ์€ ํ˜„์žฌ ๋‚ด ๊ฐœ๋ฐœํ™˜๊ฒฝ์— ์„ค์น˜๋œ ํ…์„œํ”Œ๋กœ์˜ ๋ฒ„์ „์ด๊ณ  bโ€™Hello worldโ€™๋Š” printf ํ…์„œํ”Œ๋กœ์˜ ์„ธ์…˜์„ ์‹คํ–‰ํ•˜์—ฌ ์ถœ๋ ฅ ๋œ ๋ฌธ์ž์ž…๋‹ˆ๋‹ค.