trader/main.py at master · timercrack/trader · GitHub

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# coding=utf-8
#
# Copyright 2016 timercrack
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import sys
import os
import re
import importlib
import pathlib
import django
ROOT = os.path.dirname(os.path.abspath(__file__))
if ROOT not in sys.path:
    sys.path.insert(0, ROOT)
os.environ["DJANGO_SETTINGS_MODULE"] = "dashboard.settings"
os.environ["DJANGO_ALLOW_ASYNC_UNSAFE"] = "true"
django.setup()
import logging
from logging import handlers

_strategy_dir = pathlib.Path(ROOT) / 'strategy'
_brother_re = re.compile(r'^brother(\d+)\.py$')
_candidates: list[tuple[int, str]] = []
for f in _strategy_dir.iterdir():
    m = _brother_re.match(f.name)
    if m:
        _candidates.append((int(m.group(1)), f.stem))
_candidates.sort(reverse=True)

TradeStrategy = None
_strategy_name = None
for _ver, _mod_name in _candidates:
    try:
        _mod = importlib.import_module(f'strategy.{_mod_name}')
        TradeStrategy = _mod.TradeStrategy
        _strategy_name = getattr(TradeStrategy, '__doc__', '')
        if '—' in _strategy_name:
            _strategy_name = _strategy_name.split('—')[0].strip()
        elif '-' in _strategy_name:
            _strategy_name = _strategy_name.split('-')[0].strip()
        break
    except ImportError:
        continue

if TradeStrategy is None:
    raise RuntimeError('未找到任何 strategy/brotherXXX.py 策略文件')

from utils.read_config import config_file, app_dir, config
from weixin_notifier import install_weixin_log_handler


if __name__ == '__main__':
    if not os.path.exists(app_dir.user_log_dir):
        os.makedirs(app_dir.user_log_dir)
    log_file = os.path.join(app_dir.user_log_dir, 'trader.log')
    file_handler = handlers.RotatingFileHandler(log_file, encoding='utf-8', maxBytes=1024*1024, backupCount=1)
    general_formatter = logging.Formatter(config.get('LOG', 'format'))
    file_handler.setFormatter(general_formatter)
    file_handler.setLevel(config.get('LOG', 'file_level', fallback='DEBUG'))
    console_handler = logging.StreamHandler()
    console_handler.setFormatter(general_formatter)
    console_handler.setLevel('DEBUG')
    logger = logging.getLogger()
    logger.setLevel('DEBUG')
    logger.addHandler(file_handler)
    logger.addHandler(console_handler)
    install_weixin_log_handler(logger)
    logger = logging.getLogger("main")
    pid_path = os.path.join(app_dir.user_cache_dir, 'trader.pid')
    if not os.path.exists(pid_path):
        if not os.path.exists(app_dir.user_cache_dir):
            os.makedirs(app_dir.user_cache_dir)
    with open(pid_path, 'w') as pid_file:
        pid_file.write(str(os.getpid()))
    print('Big Brother is watching you!')
    print('used config file:', config_file)
    print('log stored in:', app_dir.user_log_dir)
    print('pid file:', pid_path)
    print('strategy:', _strategy_name)
    TradeStrategy(name=_strategy_name).run()