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esphome/components/stepper/__init__.py

@@ -1,28 +1,35 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome import automation
-from esphome.const import CONF_ACCELERATION, CONF_DECELERATION, CONF_ID, CONF_MAX_SPEED, \
-    CONF_POSITION, CONF_TARGET, CONF_SPEED
+from esphome.const import (
+    CONF_ACCELERATION,
+    CONF_DECELERATION,
+    CONF_ID,
+    CONF_MAX_SPEED,
+    CONF_POSITION,
+    CONF_TARGET,
+    CONF_SPEED,
+)
 from esphome.core import CORE, coroutine, coroutine_with_priority
 
 IS_PLATFORM_COMPONENT = True
 
 # pylint: disable=invalid-name
-stepper_ns = cg.esphome_ns.namespace('stepper')
-Stepper = stepper_ns.class_('Stepper')
+stepper_ns = cg.esphome_ns.namespace("stepper")
+Stepper = stepper_ns.class_("Stepper")
 
-SetTargetAction = stepper_ns.class_('SetTargetAction', automation.Action)
-ReportPositionAction = stepper_ns.class_('ReportPositionAction', automation.Action)
-SetSpeedAction = stepper_ns.class_('SetSpeedAction', automation.Action)
+SetTargetAction = stepper_ns.class_("SetTargetAction", automation.Action)
+ReportPositionAction = stepper_ns.class_("ReportPositionAction", automation.Action)
+SetSpeedAction = stepper_ns.class_("SetSpeedAction", automation.Action)
 
 
 def validate_acceleration(value):
     value = cv.string(value)
-    for suffix in ('steps/s^2', 'steps/s*s', 'steps/s/s', 'steps/ss', 'steps/(s*s)'):
+    for suffix in ("steps/s^2", "steps/s*s", "steps/s/s", "steps/ss", "steps/(s*s)"):
         if value.endswith(suffix):
-            value = value[:-len(suffix)]
+            value = value[: -len(suffix)]
 
-    if value == 'inf':
+    if value == "inf":
         return 1e6
 
     try:
@@ -39,11 +46,11 @@ def validate_acceleration(value):
 
 def validate_speed(value):
     value = cv.string(value)
-    for suffix in ('steps/s', 'steps/s'):
+    for suffix in ("steps/s", "steps/s"):
         if value.endswith(suffix):
-            value = value[:-len(suffix)]
+            value = value[: -len(suffix)]
 
-    if value == 'inf':
+    if value == "inf":
         return 1e6
 
     try:
@@ -58,11 +65,13 @@ def validate_speed(value):
     return value
 
 
-STEPPER_SCHEMA = cv.Schema({
-    cv.Required(CONF_MAX_SPEED): validate_speed,
-    cv.Optional(CONF_ACCELERATION, default='inf'): validate_acceleration,
-    cv.Optional(CONF_DECELERATION, default='inf'): validate_acceleration,
-})
+STEPPER_SCHEMA = cv.Schema(
+    {
+        cv.Required(CONF_MAX_SPEED): validate_speed,
+        cv.Optional(CONF_ACCELERATION, default="inf"): validate_acceleration,
+        cv.Optional(CONF_DECELERATION, default="inf"): validate_acceleration,
+    }
+)
 
 
 @coroutine
@@ -82,10 +91,16 @@ def register_stepper(var, config):
     yield setup_stepper_core_(var, config)
 
 
-@automation.register_action('stepper.set_target', SetTargetAction, cv.Schema({
-    cv.Required(CONF_ID): cv.use_id(Stepper),
-    cv.Required(CONF_TARGET): cv.templatable(cv.int_),
-}))
+@automation.register_action(
+    "stepper.set_target",
+    SetTargetAction,
+    cv.Schema(
+        {
+            cv.Required(CONF_ID): cv.use_id(Stepper),
+            cv.Required(CONF_TARGET): cv.templatable(cv.int_),
+        }
+    ),
+)
 def stepper_set_target_to_code(config, action_id, template_arg, args):
     paren = yield cg.get_variable(config[CONF_ID])
     var = cg.new_Pvariable(action_id, template_arg, paren)
@@ -94,10 +109,16 @@ def stepper_set_target_to_code(config, action_id, template_arg, args):
     yield var
 
 
-@automation.register_action('stepper.report_position', ReportPositionAction, cv.Schema({
-    cv.Required(CONF_ID): cv.use_id(Stepper),
-    cv.Required(CONF_POSITION): cv.templatable(cv.int_),
-}))
+@automation.register_action(
+    "stepper.report_position",
+    ReportPositionAction,
+    cv.Schema(
+        {
+            cv.Required(CONF_ID): cv.use_id(Stepper),
+            cv.Required(CONF_POSITION): cv.templatable(cv.int_),
+        }
+    ),
+)
 def stepper_report_position_to_code(config, action_id, template_arg, args):
     paren = yield cg.get_variable(config[CONF_ID])
     var = cg.new_Pvariable(action_id, template_arg, paren)
@@ -106,10 +127,16 @@ def stepper_report_position_to_code(config, action_id, template_arg, args):
     yield var
 
 
-@automation.register_action('stepper.set_speed', SetSpeedAction, cv.Schema({
-    cv.Required(CONF_ID): cv.use_id(Stepper),
-    cv.Required(CONF_SPEED): cv.templatable(validate_speed),
-}))
+@automation.register_action(
+    "stepper.set_speed",
+    SetSpeedAction,
+    cv.Schema(
+        {
+            cv.Required(CONF_ID): cv.use_id(Stepper),
+            cv.Required(CONF_SPEED): cv.templatable(validate_speed),
+        }
+    ),
+)
 def stepper_set_speed_to_code(config, action_id, template_arg, args):
     paren = yield cg.get_variable(config[CONF_ID])
     var = cg.new_Pvariable(action_id, template_arg, paren)