API Form

close(item)	Explicitly closing a resource form object or file handler.
get_attributes(form[, output_type, ...])	Getting the list of attributes of a molecular system's form.
has_attribute(form, attribute[, skip_digestion])	Checking if a molecular systems'form has a certain attribute.
is_file(item_or_form)	Whether a molecular system, or a form name, is one of the file forms.
is_item(item)	Checking whether an object is a recognized molecular system item.
is_string(item_or_form)	Whether a molecular system, or a form name, is one of the string forms.
load_converter(module, converter)	Resolve a converter that a form declares lazily, by submodule name.