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-rw-r--r--klippy/extras/heater_fan.py21
1 files changed, 13 insertions, 8 deletions
diff --git a/klippy/extras/heater_fan.py b/klippy/extras/heater_fan.py
index 3630366e..6aa8ecc5 100644
--- a/klippy/extras/heater_fan.py
+++ b/klippy/extras/heater_fan.py
@@ -7,26 +7,30 @@ from . import fan
PIN_MIN_TIME = 0.100
+
class PrinterHeaterFan:
def __init__(self, config):
self.printer = config.get_printer()
- self.printer.load_object(config, 'heaters')
+ self.printer.load_object(config, "heaters")
self.printer.register_event_handler("klippy:ready", self.handle_ready)
self.heater_names = config.getlist("heater", ("extruder",))
self.heater_temp = config.getfloat("heater_temp", 50.0)
self.heaters = []
- self.fan = fan.Fan(config, default_shutdown_speed=1.)
- self.fan_speed = config.getfloat("fan_speed", 1., minval=0., maxval=1.)
- self.last_speed = 0.
+ self.fan = fan.Fan(config, default_shutdown_speed=1.0)
+ self.fan_speed = config.getfloat("fan_speed", 1.0, minval=0.0, maxval=1.0)
+ self.last_speed = 0.0
+
def handle_ready(self):
- pheaters = self.printer.lookup_object('heaters')
+ pheaters = self.printer.lookup_object("heaters")
self.heaters = [pheaters.lookup_heater(n) for n in self.heater_names]
reactor = self.printer.get_reactor()
- reactor.register_timer(self.callback, reactor.monotonic()+PIN_MIN_TIME)
+ reactor.register_timer(self.callback, reactor.monotonic() + PIN_MIN_TIME)
+
def get_status(self, eventtime):
return self.fan.get_status(eventtime)
+
def callback(self, eventtime):
- speed = 0.
+ speed = 0.0
for heater in self.heaters:
current_temp, target_temp = heater.get_temp(eventtime)
if target_temp or current_temp > self.heater_temp:
@@ -34,7 +38,8 @@ class PrinterHeaterFan:
if speed != self.last_speed:
self.last_speed = speed
self.fan.set_speed(speed)
- return eventtime + 1.
+ return eventtime + 1.0
+
def load_config_prefix(config):
return PrinterHeaterFan(config)