anytree

> conda info -e
# conda environments:
#
base                  *  C:\Users\m_fujii\Anaconda3

activate ,deactivate

> conda activate base
(base) > conda deactivate

install anytree

>conda activate base
(base) > pip install anytree
Collecting anytree
  Downloading https://files.pythonhosted.org/packages/78/bf/9300ecef72d105b3a76de6930916458d6bb8c7e787f5efb1c510bf898873/anytree-2.6.0.tar.gz
Requirement already satisfied: six>=1.9.0 in c:\users\m_fujii\anaconda3\lib\site-packages (from anytree) (1.12.0)
Building wheels for collected packages: anytree
  Building wheel for anytree (setup.py) ... done
  Stored in directory: C:\Users\m_fujii\AppData\Local\pip\Cache\wheels\6b\e2\88\ffb3e712f4e961427fd2dab733bf86dcd725d35b659fc18072
Successfully built anytree
Installing collected packages: anytree
Successfully installed anytree-2.6.0

C:\tools\cmder_mini
(base) > conda deactivate