Fix crash when loading accounts

[jchristgit]

This would previously fail with the following error:

  File ".../cassiopeia/datastores/riotapi/account.py", line 89, in get_account
    data["region"] = query["platform"].region.value
    ~~~~^^^^^^^^^^
TypeError: 'str' object does not support item assignment

[felixrichards]

@jjmaldonis

[stephen19K]

+1 to getting the error

Name: Pobelter
Making call: https://americas.api.riotgames.com/riot/account/v1/accounts/by-riot-id/Pobelter/NA1
Traceback (most recent call last):
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/merakicommons/ghost.py", line 41, in wrapper
    return method(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/cassiopeia/core/account.py", line 154, in puuid
    return self._data[AccountData].puuid
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'AccountData' object has no attribute 'puuid'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/merakicommons/ghost.py", line 87, in __get__
    return self.fget(obj)
           ^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/merakicommons/ghost.py", line 43, in wrapper
    raise GhostLoadingRequiredError(str(error))
merakicommons.ghost.GhostLoadingRequiredError: 'AccountData' object has no attribute 'puuid'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/sources.py", line 69, in wrapper
    return call(self, query, context=context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/queries.py", line 326, in wrapped
    return method(self, query, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/cassiopeia/datastores/riotapi/account.py", line 89, in get_account
    data["region"] = query["platform"].region.value
    ~~~~^^^^^^^^^^
TypeError: 'str' object does not support item assignment

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/stephen/Github/cassiopeia/examples/leagues.py", line 46, in <module>
    print_leagues("Pobelter", "NA1", "NA")
  File "/Users/stephen/Github/cassiopeia/examples/leagues.py", line 9, in print_leagues
    print("ID:", account.summoner.id)
                 ^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/cassiopeia/core/account.py", line 176, in summoner
    return Summoner(puuid=self.puuid, region=self.region)
                          ^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/merakicommons/ghost.py", line 90, in __get__
    obj.__load__(load_group)
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/cassiopeia/core/common.py", line 272, in __load__
    data = configuration.settings.pipeline.get(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/pipelines.py", line 459, in get
    return handler.get(query, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/pipelines.py", line 185, in get
    result = self._source.get(self._source_type, deepcopy(query), context)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/sources.py", line 120, in get
    return source.get(type, deepcopy(query), context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/stephen/.pyenv/versions/3.12.5/lib/python3.12/site-packages/datapipelines/sources.py", line 71, in wrapper
    raise DataSource.unsupported(type)
datapipelines.common.UnsupportedError: The type "AccountDto" is not supported by this DataSource!```