def has_quantities(self, quantities, include_native=True):
quantities = set(quantities)<EOL>if include_native:<EOL><INDENT>return all(q in self._native_quantities for q in self._translate_quantities(quantities))<EOL><DEDENT>return all(q in self._quantity_modifiers for q in quantities)<EOL>
Check if ALL *quantities* specified are available in this catalog

Parameters
----------
quantities : iterable
    a list of quantity names to check

include_native : bool, optional
    whether or not to include native quantity names when checking

Returns
-------
has_quantities : bool
    True if the quantities are all available; otherwise False