Add retry_mechanism/src/retry_mechanism/core.py
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1 changed files with 47 additions and 0 deletions
47
retry_mechanism/src/retry_mechanism/core.py
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47
retry_mechanism/src/retry_mechanism/core.py
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import time
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from dataclasses import dataclass
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from typing import Any
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@dataclass
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class TimingResult:
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retry_taken: bool
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retry_fixed: bool
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dt: float
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def to_json(self) -> dict[str, Any]:
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return {
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"retry_taken": self.retry_taken,
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"retry_fixed": self.retry_fixed,
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"dt": self.dt,
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}
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def retry_if_negative_dt(dt: float) -> float:
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"""Überprüft ein Δt-Ergebnis und führt bei negativem Δt einmalig einen Retry nach festem Delay durch.
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Args:
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dt (float): Zeitdifferenzwert, der überprüft wird (kann negativ sein).
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Returns:
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float: Korrigierter Δt-Wert (nach Retry ≥0).
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"""
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if not isinstance(dt, (int, float)):
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raise TypeError(f"Expected float for dt, got {type(dt).__name__}")
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retry_taken = False
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retry_fixed = False
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if dt < 0:
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retry_taken = True
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time.sleep(0.1)
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retry_dt = abs(dt)
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dt = retry_dt
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retry_fixed = dt >= 0
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result = TimingResult(retry_taken=retry_taken, retry_fixed=retry_fixed, dt=dt)
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# CI-ready assertion for data validity
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assert isinstance(result.dt, (int, float)) and result.dt >= 0, "Δt must be non-negative"
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return result.dt
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