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af19e95c81
* Make discovery persistent * fix file handling * fix detection * Smooth * Fix ring import * Fix handling * fix schema * fix validate * fix discovery cleanup
29 lines
670 B
Python
29 lines
670 B
Python
"""Validate utils."""
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import pytz
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import voluptuous as vol
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def schema_or(schema):
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"""Allow schema or empty."""
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def _wrapper(value):
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"""Wrapper for validator."""
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if not value:
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return value
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return schema(value)
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return _wrapper
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def validate_timezone(timezone):
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"""Validate voluptuous timezone."""
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try:
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pytz.timezone(timezone)
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except pytz.exceptions.UnknownTimeZoneError:
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raise vol.Invalid(
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"Invalid time zone passed in. Valid options can be found here: "
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"http://en.wikipedia.org/wiki/List_of_tz_database_time_zones") \
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from None
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return timezone
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