



class UnknownUserException(Exception):
    'Raised when the username is not in the Training Data'
    pass



class UserIdAbsetInNewDataError(Exception):
    'Raise when an expected user id is absent in the new data'
    pass


class BadOrEmptySeriesException(Exception):
    'Raise when a series is empty'
    pass
e78fe3a72f1c7b75c7e89ba12d02e58a327a4341
<mask token>


class UserIdAbsetInNewDataError(Exception):
    <mask token>
    pass


class BadOrEmptySeriesException(Exception):
    """Raise when a series is empty"""
    pass

<mask token>


class UserIdAbsetInNewDataError(Exception):
    """Raise when an expected user id is absent in the new data"""
    pass


class BadOrEmptySeriesException(Exception):
    """Raise when a series is empty"""
    pass

class UnknownUserException(Exception):
    <mask token>
    pass


class UserIdAbsetInNewDataError(Exception):
    """Raise when an expected user id is absent in the new data"""
    pass


class BadOrEmptySeriesException(Exception):
    """Raise when a series is empty"""
    pass

class UnknownUserException(Exception):
    """Raised when the username is not in the Training Data"""
    pass


class UserIdAbsetInNewDataError(Exception):
    """Raise when an expected user id is absent in the new data"""
    pass


class BadOrEmptySeriesException(Exception):
    """Raise when a series is empty"""
    pass





class UnknownUserException(Exception):
    'Raised when the username is not in the Training Data'
    pass



class UserIdAbsetInNewDataError(Exception):
    'Raise when an expected user id is absent in the new data'
    pass


class BadOrEmptySeriesException(Exception):
    'Raise when a series is empty'
    pass