| import re |
|
|
| import inflect |
|
|
| _inflect = inflect.engine() |
|
|
| _time_re = re.compile( |
| r"""\b |
| ((0?[0-9])|(1[0-1])|(1[2-9])|(2[0-3])) # hours |
| : |
| ([0-5][0-9]) # minutes |
| \s*(a\\.m\\.|am|pm|p\\.m\\.|a\\.m|p\\.m)? # am/pm |
| \b""", |
| re.IGNORECASE | re.X, |
| ) |
|
|
|
|
| def _expand_num(n: int) -> str: |
| return _inflect.number_to_words(n) |
|
|
|
|
| def _expand_time_english(match: "re.Match") -> str: |
| hour = int(match.group(1)) |
| past_noon = hour >= 12 |
| time = [] |
| if hour > 12: |
| hour -= 12 |
| elif hour == 0: |
| hour = 12 |
| past_noon = True |
| time.append(_expand_num(hour)) |
|
|
| minute = int(match.group(6)) |
| if minute > 0: |
| if minute < 10: |
| time.append("oh") |
| time.append(_expand_num(minute)) |
| am_pm = match.group(7) |
| if am_pm is None: |
| time.append("p m" if past_noon else "a m") |
| else: |
| time.extend(list(am_pm.replace(".", ""))) |
| return " ".join(time) |
|
|
|
|
| def expand_time_english(text: str) -> str: |
| return re.sub(_time_re, _expand_time_english, text) |
