pip install only_common

Name:only_common

Explanation:Please use it when you want to extract only the common part of two csv.

For example)

only_common.py a.csv b.csv utf-8

a,csv abdefg b.csv abcdhi

Common is abd.

License) MIT license

Using method:
pip install only_common
import only_common as oc
oc.excommon('a.csv', 'b.csv', 'shift-jis')
a.csv = あいうえおかきこさ
b.csv = あいおかきくけこさ

あいこかきこさ

a.csv = abcdefg
b.csv = aghijk

ag