google colab 安装requirements.txt

https://colab.research.google.com/notebooks/io.ipynb#scrollTo=c2W5A2px3doP&uniqifier=1

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])))

!pip install -r requirements.txt

就可以了！