Basic usage of Google colab (I)

One 、Google Colab Basic introduction of

• 1、Google colab It's a free Jupyter Notebook environment , You don't need to make any settings to use , And run completely in the cloud . And it's free to use Google Of GPU （Tesla K80）‘*

• Be careful ： If you want to use Google colab need TZ.
  

• 2、Google colab You can put your Jupyter The notebook is stored in Google Cloud hard disk among , With the help of Google colab, You can write and execute code in the cloud 、 Save and share analysis results , And use powerful computing resources , All of these can be used for free through the browser .

Two 、Google Colab Use

1、 utilize Google Browser search Google drive.

2、 Get into Google drive, Click go to Google Hard disk in the cloud .

3、 Create a new Google Colaboratory, open .

4、 a key ：Google Colaboratory Basic operation method .

• Basic operation 1：

• Basic operation 2： Click Modify , Notebook settings , You can choose the hardware you want to use , Click save .

• Basic operation 3： Click to connect , Reconnect the colab.
  
• Basic operation 4：Goolge colab And Google Hard disk connection
• Be careful ： You can also use code to mount Google Hard disk .

The code is as follows ： Enter the code into the code box , Then click the link that appears below , Jump to verification code . Then enter the verification code into the box below .

		from google.colab import drive
		drive.mount('/content/drive')

• Basic operation 5： Basic command line commands
• 5.1 How to change folders ：

		import os
		os.chdir("/content/drive")

• 5.2 How to change folders ：

		%cd +  You want to go to the folder path 
		 for example ：%cd /content/drive/My Drive

• 5.2 pip install python package

 		!pip install +  What you want to install python package 
 		 for example ：!pip install numpy

• 5.3 clone GitHub Project on

		!git clone +  website 

• 5.4 Run the folder in the hard disk python file

		!python xxx.py

• 5.5 Use Jupyter Notebook Direct operation

     Operation method and jupyter notebook equally , I won't repeat .