################################################################################
class FP:
    def __repr__(self):
        str=f"<{self.__class__.__name__}("
        for k, v in self.__dict__.items():
            if isinstance(v, (bytes, bytearray)):
                str += f"{k}=<bytes>, "
            elif k == "thumbnail":
                str += f"{k}=<base64>, "
            # skip internal state
            elif k == "_sa_instance_state":
                continue
            else:
                str += f"{k}={v!r}, "
        str=str.rstrip(", ") + ")>"
        return str

class FP_VAR(FP):
    """ Var class is a simple 'struct' to keep data per variable to display

        Created just to avoid using python list/dicts intermixed, and be able to consistently use
        dot-notation of fields
    """

    def __init__(self, label, varname, display='', cl='col-auto', datevarname=''):
        ### Var Attributes -- note, simple class, no methods ###
        self.label=label
        self.varname=varname
        self.display=display
        self.cl=cl
        self.datevarname=datevarname
        return