Download the Kaggle Dataset via API in Google Colab Directly.

download_from_kaggle_api..py

#install upgraded to get full-dataset, otherwise you may get sample of it. 
!pip install -q kaggle==1.5.6

#upload kaggle.json file
from google.colab import files
files.upload()

#must create ~/.kaggle directory and copy kaggle.json to it.
!mkdir ~/.kaggle
!cp kaggle.json ~/.kaggle

# get the access permission to folder-files
!chmod 600 ~/.kaggle/kaggle.json

#competition dataset download
!kaggle competitions download -c riiid-test-answer-prediction

#unzip to directory and remove zip file
!mkdir dataset
!unzip -q /content/riiid-test-answer-prediction.zip -d /content/dataset
!rm /content/riiid-test-answer-prediction.zip