How to use the pychromecast.error.PyChromecastError function in PyChromecast

def media_vol(self, volume):
        vol = volume / 100
        try:
            self.cast.set_volume(vol)
        except PyChromecastError:
            pass

"""
Errors to be used by PyChromecast.
"""


class PyChromecastError(Exception):
    """ Base error for PyChromecast. """


class NoChromecastFoundError(PyChromecastError):
    """
    When a command has to auto-discover a Chromecast and cannot find one.
    """


class MultipleChromecastsFoundError(PyChromecastError):
    """
    When getting a singular chromecast results in getting multiple chromecasts.
    """


class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):
    """ When an app fails to launch. """


class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

"""
    When a command has to auto-discover a Chromecast and cannot find one.
    """


class MultipleChromecastsFoundError(PyChromecastError):
    """
    When getting a singular chromecast results in getting multiple chromecasts.
    """


class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):
    """ When an app fails to launch. """


class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

    """


class NotConnected(PyChromecastError):
    """
    Raised when a command is invoked while not connected to a Chromecast.
    """

"""
Errors to be used by PyChromecast.
"""


class PyChromecastError(Exception):
    """ Base error for PyChromecast. """


class NoChromecastFoundError(PyChromecastError):
    """
    When a command has to auto-discover a Chromecast and cannot find one.
    """


class MultipleChromecastsFoundError(PyChromecastError):
    """
    When getting a singular chromecast results in getting multiple chromecasts.
    """


class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):

def poll(self):
        ''' Helper for `_poll` to handle errors and reconnects. '''
        try:
            if not self.cast:
                click.echo('Reconnecting to cast device `%s`...' % self.cast_name)
                self._connect_chromecast()
            else:
                self._poll()

        # This could happen due to network hiccups, Chromecast
        # restarting, race conditions, etc...
        except (PyChromecastError, pylast.NetworkError):
            logger.info('poll(%s) failed', self.cast_name, exc_info=True)
            self.cast = None

class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):
    """ When an app fails to launch. """


class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

    """


class NotConnected(PyChromecastError):
    """
    Raised when a command is invoked while not connected to a Chromecast.
    """


class UnsupportedNamespace(PyChromecastError):
    """
    Raised when trying to send a message with a namespace that is not
    supported by the current running app.
    """


class ControllerNotRegistered(PyChromecastError):
    """
    Raised when trying to interact with a controller while it is

""" Base error for PyChromecast. """


class NoChromecastFoundError(PyChromecastError):
    """
    When a command has to auto-discover a Chromecast and cannot find one.
    """


class MultipleChromecastsFoundError(PyChromecastError):
    """
    When getting a singular chromecast results in getting multiple chromecasts.
    """


class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):
    """ When an app fails to launch. """


class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

    """


class NotConnected(PyChromecastError):
    """

class MultipleChromecastsFoundError(PyChromecastError):
    """
    When getting a singular chromecast results in getting multiple chromecasts.
    """


class ChromecastConnectionError(PyChromecastError):
    """ When a connection error occurs within PyChromecast. """


class LaunchError(PyChromecastError):
    """ When an app fails to launch. """


class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

    """


class NotConnected(PyChromecastError):
    """
    Raised when a command is invoked while not connected to a Chromecast.
    """


class UnsupportedNamespace(PyChromecastError):
    """
    Raised when trying to send a message with a namespace that is not
    supported by the current running app.

class NotConnected(PyChromecastError):
    """
    Raised when a command is invoked while not connected to a Chromecast.
    """


class UnsupportedNamespace(PyChromecastError):
    """
    Raised when trying to send a message with a namespace that is not
    supported by the current running app.
    """


class ControllerNotRegistered(PyChromecastError):
    """
    Raised when trying to interact with a controller while it is

class PyChromecastStopped(PyChromecastError):
    """ Raised when a command is invoked while the Chromecast's socket_client
    is stopped.

    """


class NotConnected(PyChromecastError):
    """
    Raised when a command is invoked while not connected to a Chromecast.
    """


class UnsupportedNamespace(PyChromecastError):
    """
    Raised when trying to send a message with a namespace that is not
    supported by the current running app.
    """


class ControllerNotRegistered(PyChromecastError):
    """
    Raised when trying to interact with a controller while it is