MELT

In [1]: import os import numpy as np import pandas as pd In [2]: os.getcwd() #현재 디렉토리 확인 Out[2]: '/Users/limjongjun/Desktop/JayJay/Growth/Python/Class101_Pandas' In [122]: pip install openpyxl Collecting openpyxl Downloading openpyxl-3.1.2-py2.py3-none-any.whl (249 kB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 250.0/250.0 kB 9.5 MB/s eta 0:00:00 Collecting et-xmlfile Downloading et_xmlfile..