Installing Anaconda 3 on Ubuntu

Select the version you want to install:

https://repo.anaconda.com/archive/

Download the .sh script:

curl -0 https://repo.anaconda.com/archive/Anaconda3-2020.02-Linux-x86_64.sh

Execute the script:

bash Anaconda3-2019.03-Linux-x86_64.sh

Follow the instructions on screen and say yes to:

Do you wish the installer to prepend the Anaconda3 
install location to PATH in your ${HOME}/.bashrc ? [yes | no]
[no] >>> yes

Reload shell or open a new terminal and run:

conda list

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Reference: https://www.digitalocean.com/community/tutorials/how-to-install-the-anaconda-python-distribution-on-ubuntu-18-04