Function isUnit

Lib/pagebot/toolbox/units.py:293–306

Answers if u is an instance of Unit. >>> isUnit(pt(20)) True >>> isUnit(pt(20, 21)) False >>> isUnit(2) False

(u)

    return False

def isUnit(u):
    """Answers if u is an instance of Unit.

    >>> isUnit(pt(20))
    True
    >>> isUnit(pt(20, 21))
    False
    >>> isUnit(2)
    False
    """
    # FIXME:
    # isinstance(u, Unit) # Does not seem to work correctly for units created
    # in other sources, such as A4.
    return hasattr(u, 'v') and hasattr(u, 'g') and hasattr(u, 'base')

def uRound(u, *args):
    """Answers the list with rounded units (and all of the other items in the