confighelper: fix json parsing error for gpios

Signed-off-by: Eric Callahan <arksine.code@gmail.com>

moonraker/components/gpio.py

@@ -62,7 +62,8 @@ class GpioFactory:
                 f"Unable to init {pin_id}.  Make sure the gpio is not in "
                 "use by another program or exported by sysfs.")
             raise
-        gpio_out = GpioOutputPin(full_name, line, invert, initial_value)
+        gpio_out = GpioOutputPin(pin_name, full_name, line, invert,
+                                 initial_value)
         self.reserved_gpios[full_name] = gpio_out
         return gpio_out
 
@@ -96,11 +97,13 @@ class GpioFactory:
 
 class GpioOutputPin:
     def __init__(self,
+                 orig_name: str,
                  name: str,
                  line: Any,
                  inverted: bool,
                  initial_val: int
                  ) -> None:
+        self.orig = orig_name
         self.name = name
         self.line = line
         self.inverted = inverted
@@ -120,5 +123,8 @@ class GpioOutputPin:
     def get_name(self) -> str:
         return self.name
 
+    def __str__(self) -> str:
+        return self.orig
+
 def load_component(config: ConfigHelper) -> GpioFactory:
     return GpioFactory(config)

moonraker/confighelper.py

@@ -8,6 +8,7 @@ from __future__ import annotations
 import configparser
 import os
 from utils import SentinelClass
+from components.gpio import GpioOutputPin
 
 # Annotation imports
 from typing import (
@@ -25,7 +26,7 @@ from typing import (
 )
 if TYPE_CHECKING:
     from moonraker import Server
-    from .components.gpio import GpioFactory, GpioOutputPin
+    from components.gpio import GpioFactory
     _T = TypeVar("_T")
     ConfigVal = Union[None, int, float, bool, str]
 
@@ -105,7 +106,10 @@ class ConfigHelper:
         self._check_option(option, val, above, below, minval, maxval)
         if self.section in self.orig_sections:
             # Only track sections included in the original config
-            self.parsed[self.section][option] = val
+            if isinstance(val, GpioOutputPin):
+                self.parsed[self.section][option] = str(val)
+            else:
+                self.parsed[self.section][option] = val
         return val
 
     def _check_option(self,