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heater: Add PrinterHeaters class that stores all sensors and heaters

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Add a PrinterHeaters class that can stores references to available
temperature sensors and stores references to instantiated heaters.

Add a extras/heater_bed.py file and delay instantiation of the
heater_bed object.  This allows the heater.py module to be imported
earlier during the setup phase, and allows the PrinterHeaters class to
be available for registering sensors and heaters.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-04-03 17:01:10 -04:00
parent 4eeb43b191
commit aed958eb5c
7 changed files with 67 additions and 31 deletions
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5
klippy/extras/pid_calibrate.py
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@ -4,7 +4,7 @@
#
# This file may be distributed under the terms of the GNU GPLv3 license.
import math, logging
import extruder, heater
import heater
class PIDCalibrate:
def __init__(self, config):
@ -18,8 +18,9 @@ class PIDCalibrate:
heater_name = self.gcode.get_str('HEATER', params)
target = self.gcode.get_float('TARGET', params)
write_file = self.gcode.get_int('WRITE_FILE', params, 0)
pheater = self.printer.lookup_object('heater')
try:
heater = extruder.get_printer_heater(self.printer, heater_name)
heater = pheater.lookup_heater(heater_name)
except self.printer.config_error as e:
raise self.gcode.error(str(e))
print_time = self.printer.lookup_object('toolhead').get_last_move_time()