====== psycopg2 のインストール ======
<code>
$ pip install psycopg2
</code>
<code>
Collecting psycopg2
  Downloading psycopg2-2.6.1.tar.gz (371kB)
    100% |████████████████████████████████| 372kB 1.2MB/s 
Building wheels for collected packages: psycopg2
  Running setup.py bdist_wheel for psycopg2
  Stored in directory: /home/tomoyan/.cache/pip/wheels/e2/9a/5e/7b620848bbc7cfb
9084aafea077be11618c2b5067bd532f329
Successfully built psycopg2
Installing collected packages: psycopg2
Successfully installed psycopg2-2.6.1
</code>