google colaboratory, 원격 < - > 로컬 파일입출력, interective plot

# 설치된 파이썬 패키지 
import pip 
pip.get_installed_distributions()
 
# 추가 패키지 설치
! pip install pandas_datareader

csv 읽기

from google.colab import files
uploaded = files.upload()
 
for fn in uploaded.keys():
  print('User uploaded file "{name}" with length {length} bytes'.format(name=fn, length=len(uploaded[fn])))
 
#read_csv() : 데이터 파일 불러오기
import pandas as pd
import io
df = pd.read_csv(io.StringIO(uploaded['test_csv_file.csv'].decode('utf-8')))
print(df)

csv 쓰기

from google.colab import files

df2.to_csv("df2.csv")

files.download('df2.csv')

https://stackoverflow.com/questions/51119951/interactive-graph-in-colab