conda install package version code example
Example 1: conda install gensim
conda install -c conda-forge gensim
Example 2: conda install package
#To install a package in currently active enviroment
conda install package-name
Example 3: conda import specific version
conda install <pkg>=<version>
#for example
conda install matplotlib=1.4.3
Example 4: conda install package
#To install specific package version into a specific named environment
conda install package-name=2.3.4 -n some-environment