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📁 ..
📄 __init__.py(1.86 KB)
📁 __pycache__
📄 _extremes.py(1.01 KB)
📄 _tld.txt(9.4 KB)
📄 between.py(2.39 KB)
📄 btc_address.py(1.62 KB)
📄 card.py(5.63 KB)
📄 country.py(14.57 KB)
📄 cron.py(2.23 KB)
📄 domain.py(2.4 KB)
📄 email.py(2.72 KB)
📄 encoding.py(1.34 KB)
📄 finance.py(3.22 KB)
📄 hashes.py(3.21 KB)
📄 hostname.py(4.05 KB)
📁 i18n
📄 iban.py(1.05 KB)
📄 ip_address.py(4.34 KB)
📄 length.py(1.45 KB)
📄 mac_address.py(865 B)
📄 py.typed(0 B)
📄 slug.py(750 B)
📄 uri.py(1.78 KB)
📄 url.py(7.23 KB)
📄 utils.py(3.1 KB)
📄 uuid.py(1.04 KB)

Editing: cron.py

"""Cron."""

# local
from .utils import validator

def _validate_cron_component(component: str, min_val: int, max_val: int):
    if component == "*":
        return True

if component.isdecimal():
        return min_val <= int(component) <= max_val

if "/" in component:
        parts = component.split("/")
        if len(parts) != 2 or not parts[1].isdecimal() or int(parts[1]) < 1:
            return False
        if parts[0] == "*":
            return True
        return parts[0].isdecimal() and min_val <= int(parts[0]) <= max_val

if "-" in component:
        parts = component.split("-")
        if len(parts) != 2 or not parts[0].isdecimal() or not parts[1].isdecimal():
            return False
        start, end = int(parts[0]), int(parts[1])
        return min_val <= start <= max_val and min_val <= end <= max_val and start <= end

if "," in component:
        for item in component.split(","):
            if not _validate_cron_component(item, min_val, max_val):
                return False
        return True
        # return all(
        #   _validate_cron_component(item, min_val, max_val) for item in component.split(",")
        # ) # throws type error. why?

return False

@validator
def cron(value: str, /):
    """Return whether or not given value is a valid cron string.

Examples:
        >>> cron('*/5 * * * *')
        # Output: True
        >>> cron('30-20 * * * *')
        # Output: ValidationError(func=cron, ...)

Args:
        value:
            Cron string to validate.

Returns:
        (Literal[True]): If `value` is a valid cron string.
        (ValidationError): If `value` is an invalid cron string.
    """
    if not value:
        return False

try:
        minutes, hours, days, months, weekdays = value.strip().split()
    except ValueError as err:
        raise ValueError("Badly formatted cron string") from err

if not _validate_cron_component(minutes, 0, 59):
        return False
    if not _validate_cron_component(hours, 0, 23):
        return False
    if not _validate_cron_component(days, 1, 31):
        return False
    if not _validate_cron_component(months, 1, 12):
        return False
    if not _validate_cron_component(weekdays, 0, 6):
        return False

return True

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