#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""diwatch — 统一 DI 输入监听库，适配 SE5 / SE9。

对外主要 API：

    from diwatch import DIChannel, EventBackend, SysfsBackend, make_in1_backend

    # IN1（自动选后端）
    ch = DIChannel("IN1", backend=make_in1_backend(), active_low=True)
    ch.on_press = lambda ts: print("有电", ts)
    ch.on_release = lambda ts: print("断电", ts)
    ch.run()

    # IN2（sysfs 轮询）
    ch2 = DIChannel("IN2",
                    backend=SysfsBackend("/sys/bus/platform/devices/gpio-in-2/gpio_status"),
                    active_low=False)
    ch2.on_change = lambda old, new, ts: print(f"{old}->{new}", ts)
    ch2.run(duration=10)
"""

from .core import DIChannel, fmt_dur, now_str
from .backends import (
    EventBackend, SysfsBackend, make_backend,
    make_in1_backend, find_status_file,
)
from .devicetree import derive_gpio

__all__ = [
    "DIChannel", "fmt_dur", "now_str",
    "EventBackend", "SysfsBackend", "make_backend",
    "make_in1_backend", "find_status_file", "derive_gpio",
]

__version__ = "1.1.0"