Unable to record temperature

I keep getting this error when trying to record a temperature:

local variable 'date_time' referenced before assignment

YAML Service call:

service: babybuddy.add_temperature
data:
  temperature: 38.6
target:
  entity_id: sensor.baby_jampez77

System Info:

BB version: 2.4.1 HA Info:

Version	core-2022.5.4
Installation Type	Home Assistant OS
Development	false
Supervisor	true
Docker	true
User	root
Virtual Environment	false
Python Version	3.9.9
Operating System Family	Linux
Operating System Version	5.15.38
CPU Architecture	aarch64
Timezone	Europe/London

Host Operating System	Home Assistant OS 8.0
Update Channel	stable
Supervisor Version	supervisor-2022.05.2
Docker Version	20.10.14
Disk Total	113.9 GB
Disk Used	32.9 GB
Healthy	true
Supported	true
Board	odroid-n2
Supervisor API	ok
Version API	ok

Here is the full error log:

Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/websocket_api/commands.py", line 189, in handle_call_service
    await hass.services.async_call(
  File "/usr/src/homeassistant/homeassistant/core.py", line 1627, in async_call
    task.result()
  File "/usr/src/homeassistant/homeassistant/core.py", line 1664, in _execute_service
    await cast(Callable[[ServiceCall], Awaitable[None]], handler.job.target)(
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 697, in handle_service
    await service.entity_service_call(
  File "/usr/src/homeassistant/homeassistant/helpers/service.py", line 677, in entity_service_call
    future.result()  # pop exception if have
  File "/usr/src/homeassistant/homeassistant/helpers/entity.py", line 964, in async_request_call
    await coro
  File "/usr/src/homeassistant/homeassistant/helpers/service.py", line 714, in _handle_entity_call
    await result
  File "/config/custom_components/babybuddy/sensor.py", line 332, in async_add_temperature
    ATTR_TIME: date_time,
UnboundLocalError: local variable 'date_time' referenced before assignment

jcgoette / baby_buddy_homeassistant

Unable to record temperature #62