[python] Anaconda version with Python 3.5

I want to install tensorflow with python 3.5 using anaconda but I don't know which anaconda version has python 3.5. When I go to anaconda download page am presented with Anaconda 4.3.1 which has either version 3.6 or 2.7 of python

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The answer is


Per this announcement, Anaconda upgraded to Python 3.6 starting with version 4.3, so... you probably want the 4.2.0 package from the installer archive.


command install:

  • python3.5: conda install python=3.5
  • python3.6: conda install python=3.6

download the most recent Anaconda installer:

  • python3.5: Anaconda 4.2.0
  • python3.6: Anaconda 5.2.0

reference from anaconda doc:


Anacoda3-4.2.0 Uses python 3.5 You can find the same in the link given below : https://repo.continuum.io/archive/Anaconda3-4.2.0-Windows-x86_64.exe

I faced the same problem and found the correct version by checking the available Anaconda 4.2.0 distributions in installer archive here


To highlight a few points:

The docs recommend using an install environment: https://conda.io/docs/user-guide/install/download.html#choosing-a-version-of-anaconda-or-miniconda

The version archive is here: https://repo.continuum.io/archive/

The version history is here: https://docs.anaconda.com/anaconda/release-notes

"Anaconda3 then its python 3.x and if it is Anaconda2 then its 2.x" - +1 papbiceps

The version archive is sorted newest at the top, but Anaconda2 ABOVE Anaconda3.


According to the official docu it's recommended to downgrade the whole Python environment:

conda install python=3.5

It is very simple, first, you need to be inside the virtualenv you created, then to install a specific version of python say 3.5, use Anaconda, conda install python=3.5

In general you can do this for any python package you want

conda install package_name=package_version


You can install any current version of Anaconda. You can then make a conda environment with your particular needs from the documentation

conda create -n tensorflowproject python=3.5 tensorflow ipython

This command has a specific version for python and when this tensorflowproject environment gets updated it will upgrade to Python 3.5999999999 but never go to 3.6 . Then you switch to your environment using either

source activate tensorflowproject

for linux/mac or

activate tensorflowproject

on windows