`pipenv update`の`--dry-run`オプションと`--outdated`オプションに違いはありますか？またどちらを使うべきですか? # * pipenv 2018.11.26 * python 3.7 # `pipenv update``--dry-run``--outdated`"List out-of-date dependencies." $ pipenv update --help Usage: pipenv update [OPTIONS] [PACKAGES]... Runs lock, then sync. Options: --bare Minimal output. --outdated List out-of-date dependencies. --dry-run List out-of-date dependencies. ... < `--dry-run``--outdated`

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`pipenv update` ****

clideprecated

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`update` cli484-485 `outdated` `dry-run` True`outdated`List out-of-date dependencies.

<

>
> if not outdated:
> outdated = bool(dry_run)
>
>
> pipenv/command.py 484-485

`pipenv update``--dry-run` `pipenv clean`