Personally I love poetry, if for no reason other than making publishing a breeze. If I can’t use it for some reason, I like managing virtual envs with pyenv (not to be confused with pipenv. You’re better off for having missed the controversies around that)
Oh btw virtualenv is gone now; you make envs using python -m venv myEnvName
Oh btw virtualenv is gone now; you make envs using python -m venv myEnvName