Installs all packages specified in Pipfile.lock

pipenv sync

Install a Pipfile’s contents into its parent system

--system

Install dependencies one-at-a-time, instead of concurrently

Install both develop and default packages

Keep out-dated dependencies from being updated in Pipfile.lock

Specify which version of Python virtualenv should use

Clears caches (pipenv, pip, and pip-tools)

If you would like to override the default PyPI index URLs with the URL for a PyPI mirror

Name	Description
`--system`	Install a Pipfile’s contents into its parent system
`--bare`	Minimal output
`--sequential`	Install dependencies one-at-a-time, instead of concurrently
`-d, --dev`	Install both develop and default packages
`--keep-outdated`	Keep out-dated dependencies from being updated in Pipfile.lock
`--pre`	Allow pre-releases
`--python <py_version>`	Specify which version of Python virtualenv should use
`--three`	Use Python 3 when creating virtualenv
`--two`	Use Python 2 when creating virtualenv
`--clear`	Clears caches (pipenv, pip, and pip-tools)
`-v, --verbose`	Verbose mode
`--pypi-mirror <mirror url>`	If you would like to override the default PyPI index URLs with the URL for a PyPI mirror