Pip option to upgrade all Python packages

There is no built-in flag for this feature yet. in lieu pip freeze --local | grep -v '^\-e' | cut -d = -f 1 | xargs -n1 pip install -U Why don't you use

It's also possible to create and execute Python code like this.

    import pip
    from subprocess import call

    for dist in pip.get_installed_distributions():
        call("pip install --upgrade " + dist.project_name, shell=True)