각종 플러그인, 라이브러리 설치방법

[K-Minsu]

1. scikit-learn : $sudo pip install -U scikit-learn
2. elasticsearch :
   $ wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.6.2-linux-x86_64.tar.gz
   $ tar xvzf elasticsearch-7.6.2-linux-x86_64.tar.gz
   $ pip install elasticsearch
3. flask : $ pip install flask
4. beautifulsoup4 : $ pip install beautifulsoup4