在colaboratory上永久安装d21 o(*￣▽￣*)ブ_colab安装d2l

参考网址：

①获取d21安装包：https://blog.csdn.net/scar2016/article/details/115053959
②安装指导**（重点）**：https://blog.csdn.net/sheri_/article/details/121826578

操作：

①下载安装包，将安装包导入到google drive中（建立一个package文件夹存储安装包）

②该步可能出现warning，不慌，继续跑

import os, sys 
# 挂载google drive
from google.colab import drive 
drive.mount('/content/gdrive') 
 
nb_path = '/content/notebooks'
os.symlink('/content/gdrive/My Drive/pytorch_notebook', nb_path)
# 添加sys path
sys.path.insert(0, nb_path)  # or append(nb_path)
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!pip install --target=$nb_path d2l 
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OK！！！
③每次使用时

import sys
from google.colab import drive
drive.mount('/content/gdrive')
sys.path.insert(0,"/content/gdrive/My Drive/Colab Notebooks/python_package/")
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from d2l import torch as d2l
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from matplotlib_inline import backend_inline
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畅通无阻！！！