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#!/usr/bin/env python3
import sys
from fractions import Fraction
print("/* THIS IS A GENERATED FILE */\n")
for arg in sys.argv:
if arg.startswith("-DCONF_PWMLOWSPFACT="):
fact = arg.split("=")[1].replace('"', '').strip()
fraction = Fraction(fact).limit_denominator(0xFFFF)
if not 0 <= fraction.numerator <= 0xFFFF:
raise Exception("PWM correction factor is out of range.")
print(f"#define CONF_PWMLOWSPFACT_MUL {fraction.numerator}u")
print(f"#define CONF_PWMLOWSPFACT_DIV {fraction.denominator}u")
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