HA- Macro to convert text numbers to integers

numerals.jinja

{%- macro _int_parser(text) -%}
  {%- set num_names = {
  'zero': 0, 'one': 1, 'two': 2, 'three': 3,
  'four': 4, 'five': 5, 'six': 6, 'seven': 7,
  'eight': 8, 'nine': 9, 'ten': 10, 'eleven': 11,
  'twelve': 12, 'thirteen': 13, 'fourteen': 14, 'fifteen': 15,
  'sixteen': 16, 'seventeen': 17, 'eighteen': 18, 'nineteen': 19,
  'twenty': 20, 'thirty': 30, 'forty': 40, 'fifty': 50,
  'sixty': 60, 'seventy': 70, 'eighty': 80, 'ninety': 90} -%}
  
  {%- set ns = namespace(numbers = [])%}
  {%- set t_split = text.replace('-', ' ').replace(' and ', ' ').split(' ') %}
  {%- for item in t_split %}
    {%- if item in num_names %}
      {%- set ns.numbers = ns.numbers + [num_names[item]] %}
    {%- elif item == 'hundred' %}
      {%- set ns.numbers = ns.numbers + [ns.numbers[-1] * 100 - ns.numbers[-1]] %}
    {%- endif %}
  {%- endfor %}
    {{- ns.numbers|sum }}
{% endmacro %}

{% macro to_numeral(text_num) %}
{%- if not text_num|is_number %}
  {%- set p = namespace(numbers = [], n_string=text_num) %}
  {%- set orders = {"thousand": 3,"million": 6,"billion": 9} %}
  
  {%- for order in p.n_string.split(' ')| select('in', orders.keys())|list %}  
    {% set p.numbers = p.numbers + [(_int_parser(p.n_string.split(' '~order)[0]))|trim|int * (10**orders.get(order))] %}
    {%- set p.n_string = p.n_string.split(order)[1] %}
  {%- endfor %}
  
  {% if p.n_string.split(' ')|count > 0 %}
    {% set p.numbers = p.numbers + [(_int_parser(p.n_string))|trim|int] %}
  {% endif %}
    {{ p.numbers|sum }}
{%- else %}
  {{- text_num|int }}
{%- endif %}
{%- endmacro %}