104 lines
3 KiB
Python
Executable file
104 lines
3 KiB
Python
Executable file
#!/usr/bin/python3
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"""
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Bluemaestro temperature/humidity/pressure monitor
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"""
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# TODO link?
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import logging
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import sqlite3
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from datetime import datetime
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from itertools import chain, islice
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from pathlib import Path
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from typing import Any, Dict, Iterable, NamedTuple, Set
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from ..common import mcachew
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# TODO move to common??
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from kython import dictify
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# TODO vendorize in my. pkg? It's quite handy...
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from kython.klogging import LazyLogger
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from mycfg import paths
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# TODO reuse common
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logger = LazyLogger('bluemaestro', level=logging.DEBUG)
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def get_backup_files():
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# TODO reuse common
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return list(sorted(chain.from_iterable(d.glob('*.db') for d in paths.bluemaestro.export_paths)))
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class Point(NamedTuple):
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dt: datetime
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temp: float
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@mcachew(cache_path=paths.bluemaestro.cache)
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def iter_points(dbs) -> Iterable[Point]:
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# I guess we can affort keeping them in sorted order
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points: Set[Point] = set()
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# TODO do some sanity check??
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for f in dbs:
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# err = f'{f}: mismatch: {v} vs {value}'
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# if abs(v - value) > 0.4:
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# logger.warning(err)
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# # TODO mm. dunno how to mark errors properly..
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# # raise AssertionError(err)
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# else:
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# pass
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with sqlite3.connect(str(f)) as db:
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datas = list(db.execute('select * from data'))
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for _, tss, temp, hum, pres, dew in datas:
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# TODO is that utc???
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tss = tss.replace('Juli', 'Jul').replace('Aug.', 'Aug')
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dt = datetime.strptime(tss, '%Y-%b-%d %H:%M')
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p = Point(
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dt=dt,
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temp=temp,
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# TODO use pressure and humidity as well
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)
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if p in points:
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continue
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points.add(p)
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for p in sorted(points, key=lambda p: p.dt):
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yield p
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# logger.info('total items: %d', len(merged))
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# TODO assert frequency?
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# for k, v in merged.items():
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# # TODO shit. quite a few of them have varying values... how is that freaking possible????
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# # most of them are within 0.5 degree though... so just ignore?
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# if isinstance(v, set) and len(v) > 1:
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# print(k, v)
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# for k, v in merged.items():
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# yield Point(dt=k, temp=v) # meh?
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# TODO does it even have to be a dict?
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# @dictify(key=lambda p: p.dt)
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def get_temperature(backups=get_backup_files()): # TODO misleading name
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return list(iter_points(backups))
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def get_dataframe():
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"""
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%matplotlib gtk
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from my.bluemaestro import get_dataframe
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get_dataframe().plot()
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"""
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import pandas as pd # type: ignore
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return pd.DataFrame(p._asdict() for p in get_temperature()).set_index('dt')
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def test():
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print(get_temperature(get_backup_files()[-1:]))
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def main():
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ll = list(iter_points(get_backup_files()))
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print(len(ll))
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# print(get_temperature(get_backup_files()[-1:]))
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# print(type(t))
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if __name__ == '__main__':
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main()
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