def t_ID(self, t):
r'[a-zA-Z]+'
if t.value in self._RESERVED.keys():
t.type = self._RESERVED[t.value]
return t
if Information.is_valid_symbol(t.value) or \
Information.is_valid_category(t.value):
t.type = self._INFORMATION_UNIT
return t
if Duration.is_valid_symbol(t.value):
t.type = self._DURATION_UNIT
return t
raise LexingError('Unrecognised token or unit \'{0.value}\' at '
'position {0.lexpos}'.format(t))
def test_is_valid_symbol_false(self):
self.assertFalse(Information.is_valid_symbol('TiBz'))
def test_is_valid_symbol_true(self):
self.assertTrue(Information.is_valid_symbol('GiB'))
