how to downgrade python 3.7 to 3.5 in anaconda code example

Example 1: conda set python version

conda search python
 conda install python=3.6.2

Example 2: how to downgrade python to 3.7 4 anaconda

conda install python=3.5.0

 # or maybe 

 conda install python=2.7.8

 # or whatever you want....