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34 lines
937 B
Python
34 lines
937 B
Python
from datetime import datetime, timezone
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from typing import Optional
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def dt_now() -> datetime:
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"""Return the current datetime in UTC."""
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return datetime.now(timezone.utc)
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def dt_ts(dt: Optional[datetime] = None) -> int:
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"""
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Return dt in ms as a timestamp in UTC.
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If dt is None, return the current datetime in UTC.
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"""
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if dt:
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return int(dt.timestamp() * 1000)
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return int(dt_now().timestamp() * 1000)
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def dt_floor_day(dt: datetime) -> datetime:
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"""Return the floor of the day for the given datetime."""
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return dt.replace(hour=0, minute=0, second=0, microsecond=0)
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def dt_from_ts(timestamp: float) -> datetime:
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"""
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Return a datetime from a timestamp.
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:param timestamp: timestamp in seconds or milliseconds
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"""
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if timestamp > 1e10:
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# Timezone in ms - convert to seconds
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timestamp /= 1000
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return datetime.fromtimestamp(timestamp, tz=timezone.utc)
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