Esempio n. 1
0
def normalize(value, unit):
    """Converts the value so that it belongs to some expected range.
    Returns the new value and new unit.

    E.g:

    >>> normalize(1024, 'KB')
    (1, 'MB')
    >>> normalize(90, 'min')
    (1.5, 'hr')
    >>> normalize(1.0, 'object')
    (1, 'object')
    """
    if value < 0:
        raise ValueError('Negative value: %s %s.' % (value, unit))

    if unit in functions.get_keys(INFORMATION_UNITS):
        return _normalize_information(value, unit)
    elif unit in TIME_UNITS:
        return _normalize_time(value, unit)
    else:
        # Unknown unit, just return it
        return functions.format_value(value), unit
Esempio n. 2
0
def normalize(value, unit):
    """Converts the value so that it belongs to some expected range.
    Returns the new value and new unit.

    E.g:

    >>> normalize(1024, 'KB')
    (1, 'MB')
    >>> normalize(90, 'min')
    (1.5, 'hr')
    >>> normalize(1.0, 'object')
    (1, 'object')
    """
    if value < 0:
        raise ValueError("Negative value: %s %s." % (value, unit))

    if unit in functions.get_keys(INFORMATION_UNITS):
        return _normalize_information(value, unit)
    elif unit in TIME_UNITS:
        return _normalize_time(value, unit)
    else:
        # Unknown unit, just return it
        return functions.format_value(value), unit
Esempio n. 3
0
def is_supported(unit):
    """Returns a bool indicating whether the unit specified is supported by
    this module.
    """
    return unit in functions.get_keys(INFORMATION_UNITS) + TIME_UNITS
Esempio n. 4
0
def is_supported(unit):
    """Returns a bool indicating whether the unit specified is supported by
    this module.
    """
    return unit in functions.get_keys(INFORMATION_UNITS) + TIME_UNITS