(self, setting, condition, attrs, metas)
return varname in attrs or varname in metas
Return True if condition applies to a variable in given domain.
Return True if condition applies to a variable in given domain.
Return True if condition applies to a variable in given domain .
def is_valid_item(self, setting, condition, attrs, metas):
        """Return True if condition applies to a variable in given domain."""
        varname, *_ = condition
        return varname in attrs or varname in metas
def is_valid_item ( self , setting , condition , attrs , metas ) : varname , * _ = condition return varname in attrs or varname in metas