Smtp failed to send an attachment file

[Dzof12]

Failed to send an email notification with attachment using smtp. hass.io version 0.98.1
Script

send_email_attachement:
     alias: "Send email snapshot"
     sequence:
       - service: notify.email
         data:
           message: "hello world"
           title: "hello"
           data:
             images: /tmp/snapshot.jpg

Log error details:

Log Details (ERROR)

Sun Sep 01 2019 23:51:42 GMT+0200 (heure d’été d’Europe centrale)

Error executing script script.send_email_attachement. Unknown error for call_service at pos 1: 

Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/script/__init__.py", line 209, in async_turn_on
    await self.script.async_run(kwargs.get(ATTR_VARIABLES), context)
  File "/usr/src/homeassistant/homeassistant/helpers/script.py", line 151, in async_run
    await self._handle_action(action, variables, context)
  File "/usr/src/homeassistant/homeassistant/helpers/script.py", line 235, in _handle_action
    await self._actions[_determine_action(action)](action, variables, context)
  File "/usr/src/homeassistant/homeassistant/helpers/script.py", line 318, in _async_call_service
    context=context,
  File "/usr/src/homeassistant/homeassistant/helpers/service.py", line 98, in async_call_from_config
    domain, service_name, service_data, blocking=blocking, context=context
  File "/usr/src/homeassistant/homeassistant/core.py", line 1235, in async_call
    await asyncio.shield(self._execute_service(handler, service_call))
  File "/usr/src/homeassistant/homeassistant/core.py", line 1260, in _execute_service
    await handler.func(service_call)
  File "/usr/src/homeassistant/homeassistant/components/notify/__init__.py", line 120, in async_notify_message
    await notify_service.async_send_message(**kwargs)
  File "/usr/local/lib/python3.7/concurrent/futures/thread.py", line 57, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/usr/src/homeassistant/homeassistant/components/smtp/notify.py", line 178, in send_message
    msg = _build_multipart_msg(message, images=data.get(ATTR_IMAGES, []))
  File "/usr/src/homeassistant/homeassistant/components/smtp/notify.py", line 234, in _build_multipart_msg
    with open(atch_name, "rb") as attachment_file:
IsADirectoryError: [Errno 21] Is a directory: '/'

[probot-home-assistant]

Hey there @fabaff, mind taking a look at this issue as its been labeled with a integration (smtp) you are listed as a codeowner for? Thanks!

[stale]

There hasn't been any activity on this issue recently. Due to the high number of incoming GitHub notifications, we have to clean some of the old issues, as many of them have already been resolved with the latest updates.
Please make sure to update to the latest Home Assistant version and check if that solves the issue. Let us know if that works for you by adding a comment 👍
This issue now has been marked as stale and will be closed if no further activity occurs. Thank you for your contributions.