<filename>graphenestorage/exceptions.py
class WalletLocked(Exception):
    pass


class WrongMasterPasswordException(Exception):
    """ The password provided could not properly unlock the wallet
    """
    pass


class KeyAlreadyInStoreException(Exception):
    """ The key of a key/value pair is already in the store
    """
    pass

<filename>graphenestorage/exceptions.py
class WalletLocked(Exception):
    pass


class WrongMasterPasswordException(Exception):
    """ The password provided could not properly unlock the wallet
    """
    pass


class KeyAlreadyInStoreException(Exception):
    """ The key of a key/value pair is already in the store
    """
    pass

The password provided could not properly unlock the wallet The key of a key/value pair is already in the store