Python is integer or float function

Return true when the string is an integer or float.

def is_int_or_float(s):
    try:
        float(s)
    except (TypeError, ValueError):
        return False
    else:
        return True

Test return value of is_int_or_float, isdigit, and isdecimal.

char_list = (
    [None, '', '0', '0.0', '0.1', '0.123456789', '1.0'] +
    [
     chr(number) for number in itertools.chain(
        range(1000),
        range(4969, 4978),
        range(8304, 11000),
     )
    ])
 
line = '-' * 55
checkmark = '\u2713'
print(line)
print('| char        | is_int_or_float | isdigit | isdecimal |')
print(line)
for char in char_list:
    char_is_int_or_float = is_int_or_float(char)
    try:
        char_isdigit = char.isdigit()
    except AttributeError:
        char_isdigit = False
    try:
        char_isdecimal = char.isdecimal()
    except AttributeError:
        char_isdecimal = False
    if char_is_int_or_float or char_isdigit or char_isdecimal:
        print('| {0:>11} | {1:^15} | {2:^7} | {3:^9} |'.format(
            char,
            checkmark if char_is_int_or_float else '',
            checkmark if char_isdigit else '',
            checkmark if char_isdecimal else '',
        ))
-------------------------------------------------------
| char        | is_int_or_float | isdigit | isdecimal |
-------------------------------------------------------
|         0 |        ✓        |    ✓    |     ✓     |
|         0.0 |        ✓        |         |         |
|         0.1 |        ✓        |         |         |
| 0.123456789 |        ✓        |         |         |
|         1.0 |        ✓        |         |         |
|         0 |        ✓        |    ✓    |     ✓     |
|         1 |        ✓        |    ✓    |     ✓     |
|         2 |        ✓        |    ✓    |     ✓     |
|         3 |        ✓        |    ✓    |     ✓     |
|         4 |        ✓        |    ✓    |     ✓     |
|         5 |        ✓        |    ✓    |     ✓     |
|         6 |        ✓        |    ✓    |     ✓     |
|         7 |        ✓        |    ✓    |     ✓     |
|         8 |        ✓        |    ✓    |     ✓     |
|         9 |        ✓        |    ✓    |     ✓     |
|         ² |                 |    ✓    |         |
|         ³ |                 |    ✓    |         |
|         ¹ |                 |    ✓    |         |
|         ፩ |                 |    ✓    |         |
|         ፪ |                 |    ✓    |         |
|         ፫ |                 |    ✓    |         |
|         ፬ |                 |    ✓    |         |
|         ፭ |                 |    ✓    |         |
|         ፮ |                 |    ✓    |         |
|         ፯ |                 |    ✓    |         |
|         ፰ |                 |    ✓    |         |
|         ፱ |                 |    ✓    |         |
|         ⁰ |                 |    ✓    |         |
|         ⁴ |                 |    ✓    |         |
|         ⁵ |                 |    ✓    |         |
|         ⁶ |                 |    ✓    |         |
|         ⁷ |                 |    ✓    |         |
|         ⁸ |                 |    ✓    |         |
|         ⁹ |                 |    ✓    |         |
|         ₀ |                 |    ✓    |         |
|         ₁ |                 |    ✓    |         |
|         ₂ |                 |    ✓    |         |
|         ₃ |                 |    ✓    |         |
|         ₄ |                 |    ✓    |         |
|         ₅ |                 |    ✓    |         |
|         ₆ |                 |    ✓    |         |
|         ₇ |                 |    ✓    |         |
|         ₈ |                 |    ✓    |         |
|         ₉ |                 |    ✓    |         |
|         ① |                 |    ✓    |         |
|         ② |                 |    ✓    |         |
|         ③ |                 |    ✓    |         |
|         ④ |                 |    ✓    |         |
|         ⑤ |                 |    ✓    |         |
|         ⑥ |                 |    ✓    |         |
|         ⑦ |                 |    ✓    |         |
|         ⑧ |                 |    ✓    |         |
|         ⑨ |                 |    ✓    |         |
|         ⑴ |                 |    ✓    |         |
|         ⑵ |                 |    ✓    |         |
|         ⑶ |                 |    ✓    |         |
|         ⑷ |                 |    ✓    |         |
|         ⑸ |                 |    ✓    |         |
|         ⑹ |                 |    ✓    |         |
|         ⑺ |                 |    ✓    |         |
|         ⑻ |                 |    ✓    |         |
|         ⑼ |                 |    ✓    |         |
|         ⒈ |                 |    ✓    |         |
|         ⒉ |                 |    ✓    |         |
|         ⒊ |                 |    ✓    |         |
|         ⒋ |                 |    ✓    |         |
|         ⒌ |                 |    ✓    |         |
|         ⒍ |                 |    ✓    |         |
|         ⒎ |                 |    ✓    |         |
|         ⒏ |                 |    ✓    |         |
|         ⒐ |                 |    ✓    |         |
|         ⓪ |                 |    ✓    |         |
|         ⓵ |                 |    ✓    |         |
|         ⓶ |                 |    ✓    |         |
|         ⓷ |                 |    ✓    |         |
|         ⓸ |                 |    ✓    |         |
|         ⓹ |                 |    ✓    |         |
|         ⓺ |                 |    ✓    |         |
|         ⓻ |                 |    ✓    |         |
|         ⓼ |                 |    ✓    |         |
|         ⓽ |                 |    ✓    |         |
|         ⓿ |                 |    ✓    |         |
|         ❶ |                 |    ✓    |         |
|         ❷ |                 |    ✓    |         |
|         ❸ |                 |    ✓    |         |
|         ❹ |                 |    ✓    |         |
|         ❺ |                 |    ✓    |         |
|         ❻ |                 |    ✓    |         |
|         ❼ |                 |    ✓    |         |
|         ❽ |                 |    ✓    |         |
|         ❾ |                 |    ✓    |         |
|         ➀ |                 |    ✓    |         |
|         ➁ |                 |    ✓    |         |
|         ➂ |                 |    ✓    |         |
|         ➃ |                 |    ✓    |         |
|         ➄ |                 |    ✓    |         |
|         ➅ |                 |    ✓    |         |
|         ➆ |                 |    ✓    |         |
|         ➇ |                 |    ✓    |         |
|         ➈ |                 |    ✓    |         |
|         ➊ |                 |    ✓    |         |
|         ➋ |                 |    ✓    |         |
|         ➌ |                 |    ✓    |         |
|         ➍ |                 |    ✓    |         |
|         ➎ |                 |    ✓    |         |
|         ➏ |                 |    ✓    |         |
|         ➐ |                 |    ✓    |         |
|         ➑ |                 |    ✓    |         |
|         ➒ |                 |    ✓    |         |
-------------------------------------------------------
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