klipper update

klippy/extras/extruder_stepper.py

@@ -0,0 +1,20 @@
+# Code for supporting multiple steppers in single filament extruder.
+#
+# Copyright (C) 2019 Simo Apell <simo.apell@live.fi>
+#
+# This file may be distributed under the terms of the GNU GPLv3 license.
+import logging
+from kinematics import extruder
+
+class PrinterExtruderStepper:
+    def __init__(self, config):
+        self.printer = config.get_printer()
+        self.extruder_stepper = extruder.ExtruderStepper(config)
+        self.extruder_name = config.get('extruder')
+        self.printer.register_event_handler("klippy:connect",
+                                            self.handle_connect)
+    def handle_connect(self):
+        self.extruder_stepper.sync_to_extruder(self.extruder_name)
+
+def load_config_prefix(config):
+    return PrinterExtruderStepper(config)