



mamba --help
IF %ERRORLEVEL% NEQ 0 exit /B 1
if exist %PREFIX%\condabin\mamba.bat (exit 0) else (exit 1)
IF %ERRORLEVEL% NEQ 0 exit /B 1
python -c "import mamba._version; assert mamba._version.__version__ == '0.21.1'"
IF %ERRORLEVEL% NEQ 0 exit /B 1
exit /B 0
