(cls, obj)
Create PRODID, VERSION, and VTIMEZONEs if needed.

        VTIMEZONEs will need to exist whenever TZID parameters exist or when
        datetimes with tzinfo exist.
Create PRODID, VERSION, and VTIMEZONEs if needed.
Create PRODID VERSION and VTIMEZONEs if needed .
def generateImplicitParameters(cls, obj):
        """
        Create PRODID, VERSION, and VTIMEZONEs if needed.

        VTIMEZONEs will need to exist whenever TZID parameters exist or when
        datetimes with tzinfo exist.
        """
        if not hasattr(obj, 'version'):
            obj.add(ContentLine('VERSION', [], cls.versionString))
def generateImplicitParameters ( cls , obj ) : if not hasattr ( obj , 'version' ) : obj . add ( ContentLine ( 'VERSION' , [ ] , cls . versionString ) )