molcay/Pipenv Notes.md

## Pipenv Notes.md

      
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              Pipenv Notes.md
            
          
    Pipenv Notes


Install pipenv:

pip install pipenv

Create or activate virtualenvironment:

pipenv shell

Install dependency:

pipenv install flask=0.12.1
# or
pipenv install numpy # without exact version
# or
pipenv install -e git+https://github.com/requests/requests.git#egg=requests # From source

Install dependency as dev dependency:

pipenv install pytest --dev

Create or update Pipfile.lock file:

pipenv lock

For production environment, install dependecies from file(Pipfile and Pipfile.lock):

pipenv install --ignore-pipfile

For install dependecies for development environment from file(Pipfile):

pipenv install --dev

To see dependency graph:

pipenv graph
# or
pipenv graph --reverse

Open a package in editor:

pipenv open flask

You can run a command in the virtual environment without launching a shell:

pipenv run <insert command here>

Delete packages:

pipenv uninstall numpy  # Remove a package
# or
pipenv uninstall --all  # Reove all dependencies
# or
pipenv uninstall --all-dev  # Remove all development dependencies

Pipenv supports the automatic loading of environmental variables when a .env file exists in the top-level directory.


Locate virtual environment:

pipenv --venv

Locate project home directory:

pipenv --where