anchor.diff:  IF /i "%1" == "create" GOTO create
   IF /i "%1" == "install" GOTO create
   IF /i "%1" == "update" GOTO update
  +IF /i "%1" == "check-env-via-picky" GOTO picky
   IF %ERRORLEVEL% GEQ 1 GOTO create
   
   GOTO :EOF
  
positive.code: 
  :: if it can't be activated, create it
  :create
  CALL conda create -n %env_name% --file conda_versions.txt
  :: don't CALL pip if conda runs into trouble
  IF %ERRORLEVEL% GEQ 1 EXIT /B 2
  :: CALL pip if we have pip requirements
  IF exist requirements.txt (
      CALL activate %env_name%
      CALL pip install -r requirements.txt
  
negative.code: CALL picky --update
  )
  
  :picky
  CALL picky
  GOTO :EOF
  
  GOTO :EOF