What is Anaconda?

Anaconda offers the easiest way to perform Python/R data science and machine learning on a single machine. Start working with thousands of open-source packages and libraries today.

What is Spyder?

Spyder is a free and open-source scientific environment written in Python, for Python, and designed by and for scientists, engineers, and data analysts. It features a unique combination of the advanced editing, analysis, debugging, and profiling functionality of a comprehensive development tool with the data exploration, interactive execution, deep inspection, and beautiful visualization capabilities of a scientific package.

Install Anaconda

• Download Anaconda last version from here
  

• Install Anaconda
  
  
  
  
  
  
  
  

• Create the environment backup file py2.yml

name: py2
channels:
  - conda-forge
dependencies:
  - python=2.7.15
  - spyder=3.3.6
  - qtawesome=0.5.7

• Open the Anaconda
  

• Restore the backup file py2.yml
  
  
  
  

• Open the Spyder from Python 2.7 environment
  

• Open the Spyder from Python 3.9 environment
  

Now you can switch between Python 2.7 and 3.9 at any time with the same Anaconda.
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