<s> """<STR_LIT>""" <EOL> class BaseField ( object ) : <EOL> empty_strings_allowed = True <EOL> def get_internal_type ( self ) : <EOL> "<STR_LIT>" <EOL> return None <EOL> class AreaField ( BaseField ) : <EOL> "<STR_LIT>" <EOL> def __init__ ( self , area_att ) : <EOL> self . area_att = area_att <EOL> class DistanceField ( BaseField ) : <EOL> "<STR_LIT>" <EOL> def __init__ ( self , distance_att ) : <EOL> self . distance_att = distance_att <EOL> class GeomField ( BaseField ) : <EOL> """<STR_LIT>""" <EOL> pass </s>
