def callback_wrapper():
# 必须要确定，这次调用就是这个timer引起的
if self.timer == timer:
self.timer = None
result = safe_call(callback)
if repeat and not self.timer:
# 之所以还要判断timer，是因为callback中可能设置了新的回调
self.set(interval, callback, repeat, True)
return result
def callback_wrapper():
# 必须要确定，这次调用就是这个timer引起的
if self.timer == timer:
self.timer = None
result = safe_call(callback)
if repeat and not self.timer:
# 之所以还要判断timer，是因为callback中可能设置了新的回调
self.set(interval, callback, repeat, True)
return result
def main():
modules = []
log = get_logger("Main", [stdout])
msg = "Module '%s' %s() returned code: %s"
try:
# Load modules
for filename in listdir(get_base_dir() + sep + MODULES):
if "__" in filename:
continue
name = filename.split(".py")[0]
try:
# Import file in dir
mod = importlib.import_module(MODULES + "." + name)
class_name = default_class(name)
cls = getattr(mod, class_name, None)
if cls is None:
log.error("Module '%s' doesn't have class: %s" % (filename, class_name))
module = cls(modules)
# Store to loaded or unload it
if module.enable:
modules.append(module)
log.info("Module '%s' loaded from %s" % (module.name, filename))
else:
code = module.unload()
log.info(
"Module '%s' was loaded from %s but is disabled, returned code: %s"
% (module.name, filename, code)
)
except ImportError as ie:
log.error("Module '%s' failed to import: %s" % (filename, ie))
raise ie
# Check if any loaded
total = len(modules)
if total == 0:
raise Exception("No module loaded!")
log.info("Loaded %s modules" % total)
# Run each module
while True:
for module in frozenset(modules):
# Run if its time
if module.is_interval():
code = module.run()
if code < 0:
raise Exception(msg % (module.name, "run", code))
log.debug(msg % (module.name, "run", code))
module.last_time = time()
# Remove if no interval
if module.interval == 0:
code = safe_call(module.unload, log, None, None, False)
log.debug(msg % (module.name, "unload", code))
sleep(0.5)
finally:
# Attempt to unload modules
for module in frozenset(modules):
code = safe_call(module.unload, log, None, None, False)
log.info(msg % (module.name, "unload", code))
raise Exception(msg % (module.name, "run", code))
log.debug(msg % (module.name, "run", code))
module.last_time = time()
# Remove if no interval
if module.interval == 0:
code = safe_call(module.unload, log, None, None, False)
log.debug(msg % (module.name, "unload", code))
sleep(0.5)
finally:
# Attempt to unload modules
for module in frozenset(modules):
code = safe_call(module.unload, log, None, None, False)
log.info(msg % (module.name, "unload", code))
if __name__ == "__main__":
try:
# open(get_base_dir() + sep + LOG_FILENAME, "w").close() # Clear log
error_log = get_logger("Init", [stderr])
error_flag = Event()
safe_call(main, error_log, error_flag, None, False)
if error_flag.is_set() and not flag_verbose_mode():
show_message(error_log, logging.ERROR, "Error at main")
except Exception as e:
if not flag_verbose_mode():
show_message(None, logging.ERROR, "Error at main: %s" % e)
raise e
exit()
