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https://github.com/aykhans/AzSuicideDataVisualization.git
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51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
from typing import Dict, NamedTuple, Optional, Union
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class Timestamp:
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"""A nanosecond-resolution timestamp."""
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def __init__(self, sec: float, nsec: float) -> None:
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if nsec < 0 or nsec >= 1e9:
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raise ValueError(f"Invalid value for nanoseconds in Timestamp: {nsec}")
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if sec < 0:
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nsec = -nsec
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self.sec: int = int(sec)
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self.nsec: int = int(nsec)
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def __str__(self) -> str:
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return f"{self.sec}.{self.nsec:09d}"
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def __repr__(self) -> str:
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return f"Timestamp({self.sec}, {self.nsec})"
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def __float__(self) -> float:
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return float(self.sec) + float(self.nsec) / 1e9
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def __eq__(self, other: object) -> bool:
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return isinstance(other, Timestamp) and self.sec == other.sec and self.nsec == other.nsec
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def __ne__(self, other: object) -> bool:
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return not self == other
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def __gt__(self, other: "Timestamp") -> bool:
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return self.sec > other.sec or self.nsec > other.nsec
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# Timestamp and exemplar are optional.
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# Value can be an int or a float.
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# Timestamp can be a float containing a unixtime in seconds,
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# a Timestamp object, or None.
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# Exemplar can be an Exemplar object, or None.
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class Exemplar(NamedTuple):
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labels: Dict[str, str]
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value: float
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timestamp: Optional[Union[float, Timestamp]] = None
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class Sample(NamedTuple):
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name: str
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labels: Dict[str, str]
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value: float
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timestamp: Optional[Union[float, Timestamp]] = None
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exemplar: Optional[Exemplar] = None
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