Function _checks

plotly/_subplots.py:397–421

(item, defaults)

    # ### Helper to validate coerce elements of lists of dictionaries ###
    def _check_keys_and_fill(name, arg, defaults):
        def _checks(item, defaults):
            if item is None:
                return
            if not isinstance(item, dict):
                raise ValueError(
                    """
Elements of the '{name}' argument to make_subplots must be dictionaries \
or None.
    Received value of type {typ}: {val}""".format(
                        name=name, typ=type(item), val=repr(item)
                    )
                )

            for k in item:
                if k not in defaults:
                    raise ValueError(
                        """
Invalid key specified in an element of the '{name}' argument to \
make_subplots: {k}
    Valid keys include: {valid_keys}""".format(
                            k=repr(k), name=name, valid_keys=repr(list(defaults))
                        )
                    )
            for k, v in defaults.items():
                item.setdefault(k, v)

        for arg_i in arg:
            if isinstance(arg_i, (list, tuple)):