Function register

Lib/webbrowser.py:24–37

Register a browser connector.

(name, klass, instance=None, *, preferred=False)

def register(name, klass, instance=None, *, preferred=False):
    """Register a browser connector."""
    with _lock:
        if _tryorder is None:
            register_standard_browsers()
        _browsers[name.lower()] = [klass, instance]

        # Preferred browsers go to the front of the list.
        # Need to match to the default browser returned by xdg-settings, which
        # may be of the form e.g. "firefox.desktop".
        if preferred or (_os_preferred_browser and f'{name}.desktop' == _os_preferred_browser):
            _tryorder.insert(0, name)
        else:
            _tryorder.append(name)


def get(using=None):