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`Unhandled exception` when trying to add redundant file to graph

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Stale
Tech stack
python
Domain
api

Research direction

Start with writerai/resources/graphs.py at GraphsResource.add_file_to_graph and reproduce the request against /v1/graphs/{graph_id}/file using an already-associated file. Trace how the SDK handles the server response and establish the expected behavior for redundant additions; done means the case is handled without an uninformative unhandled exception.

Written by the indexing model from the issue text.

Description

(if you think this is solvable through the SDK alone (pretty sure that is the case), happy to contribute a PR, in that instance any guidance would be awesome)
To reproduce:

from writerai import Writer
from dotenv import load_dotenv
import os

load_dotenv()

WRITER_API_KEY = os.getenv("WRITER_API_KEY")
WRITER_APP_ID = os.getenv("WRITER_APP_ID")
if not WRITER_API_KEY or not WRITER_APP_ID:
    raise ValueError("missing env vars")

client = Writer(api_key=WRITER_API_KEY)

page = client.files.list(graph_id="5f19a...") # Graph containing a file
graph_id = page.data[0].graph_ids[0]
file_id = page.data[0].id

graph_file = client.graphs.add_file_to_graph(
    graph_id=graph_id,
    file_id=file_id
)

Error message:

---------------------------------------------------------------------------
InternalServerError                       Traceback (most recent call last)
Cell In[5], [line 18](vscode-notebook-cell:?execution_count=5&line=18)
     [15](vscode-notebook-cell:?execution_count=5&line=15) graph_id = page.data[0].graph_ids[0]
     [16](vscode-notebook-cell:?execution_count=5&line=16) file_id = page.data[0].id
---> [18](vscode-notebook-cell:?execution_count=5&line=18) graph_file = client.graphs.add_file_to_graph(
     [19](vscode-notebook-cell:?execution_count=5&line=19)     graph_id=graph_id,
     [20](vscode-notebook-cell:?execution_count=5&line=20)     file_id=file_id
     [21](vscode-notebook-cell:?execution_count=5&line=21) )

File c:\Notes\writer\.venv\lib\site-packages\writerai\resources\graphs.py:311, in GraphsResource.add_file_to_graph(self, graph_id, file_id, extra_headers, extra_query, extra_body, timeout)
    [309](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:309) if not graph_id:
    [310](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:310)     raise ValueError(f"Expected a non-empty value for `graph_id` but received {graph_id!r}")
--> [311](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:311) return self._post(
    [312](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:312)     f"/v1/graphs/{graph_id}/file",
    [313](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:313)     body=maybe_transform({"file_id": file_id}, graph_add_file_to_graph_params.GraphAddFileToGraphParams),
    [314](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:314)     options=make_request_options(
    [315](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:315)         extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
    [316](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:316)     ),
    [317](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:317)     cast_to=File,
    [318](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/resources/graphs.py:318) )

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1275, in SyncAPIClient.post(self, path, cast_to, body, options, files, binary_request, stream, stream_cls)
   [1255](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1255) def post(
   [1256](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1256)     self,
   [1257](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1257)     path: str,
   (...)
   [1265](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1265)     stream_cls: type[_StreamT] | None = None,
   [1266](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1266) ) -> ResponseT | _StreamT:
   [1267](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1267)     opts = FinalRequestOptions.construct(
   [1268](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1268)         method="post",
   [1269](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1269)         url=path,
   (...)
   [1273](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1273)         **options,
   [1274](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1274)     )
-> [1275](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1275)     return cast(ResponseT, self.request(cast_to, opts, stream=stream, stream_cls=stream_cls))

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:958, in SyncAPIClient.request(self, cast_to, options, remaining_retries, stream, stream_cls)
    [955](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:955) else:
    [956](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:956)     retries_taken = 0
--> [958](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:958) return self._request(
    [959](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:959)     cast_to=cast_to,
    [960](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:960)     options=options,
    [961](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:961)     stream=stream,
    [962](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:962)     stream_cls=stream_cls,
    [963](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:963)     retries_taken=retries_taken,
    [964](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:964) )

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1046, in SyncAPIClient._request(self, cast_to, options, retries_taken, stream, stream_cls)
   [1044](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1044) if remaining_retries > 0 and self._should_retry(err.response):
   [1045](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1045)     err.response.close()
-> [1046](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1046)     return self._retry_request(
   [1047](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1047)         input_options,
   [1048](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1048)         cast_to,
   [1049](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1049)         retries_taken=retries_taken,
   [1050](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1050)         response_headers=err.response.headers,
   [1051](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1051)         stream=stream,
   [1052](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1052)         stream_cls=stream_cls,
   [1053](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1053)     )
   [1055](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1055) # If the response is streamed then we need to explicitly read the response
   [1056](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1056) # to completion before attempting to access the response text.
   [1057](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1057) if not err.response.is_closed:

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1095, in SyncAPIClient._retry_request(self, options, cast_to, retries_taken, response_headers, stream, stream_cls)
   [1091](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1091) # In a synchronous context we are blocking the entire thread. Up to the library user to run the client in a
   [1092](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1092) # different thread if necessary.
   [1093](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1093) time.sleep(timeout)
-> [1095](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1095) return self._request(
   [1096](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1096)     options=options,
   [1097](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1097)     cast_to=cast_to,
   [1098](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1098)     retries_taken=retries_taken + 1,
   [1099](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1099)     stream=stream,
   [1100](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1100)     stream_cls=stream_cls,
   [1101](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1101) )

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1046, in SyncAPIClient._request(self, cast_to, options, retries_taken, stream, stream_cls)
   [1044](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1044) if remaining_retries > 0 and self._should_retry(err.response):
   [1045](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1045)     err.response.close()
-> [1046](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1046)     return self._retry_request(
   [1047](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1047)         input_options,
   [1048](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1048)         cast_to,
   [1049](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1049)         retries_taken=retries_taken,
   [1050](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1050)         response_headers=err.response.headers,
   [1051](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1051)         stream=stream,
   [1052](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1052)         stream_cls=stream_cls,
   [1053](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1053)     )
   [1055](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1055) # If the response is streamed then we need to explicitly read the response
   [1056](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1056) # to completion before attempting to access the response text.
   [1057](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1057) if not err.response.is_closed:

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1095, in SyncAPIClient._retry_request(self, options, cast_to, retries_taken, response_headers, stream, stream_cls)
   [1091](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1091) # In a synchronous context we are blocking the entire thread. Up to the library user to run the client in a
   [1092](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1092) # different thread if necessary.
   [1093](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1093) time.sleep(timeout)
-> [1095](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1095) return self._request(
   [1096](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1096)     options=options,
   [1097](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1097)     cast_to=cast_to,
   [1098](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1098)     retries_taken=retries_taken + 1,
   [1099](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1099)     stream=stream,
   [1100](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1100)     stream_cls=stream_cls,
   [1101](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1101) )

File c:\Notes\writer\.venv\lib\site-packages\writerai\_base_client.py:1061, in SyncAPIClient._request(self, cast_to, options, retries_taken, stream, stream_cls)
   [1058](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1058)         err.response.read()
   [1060](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1060)     log.debug("Re-raising status error")
-> [1061](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1061)     raise self._make_status_error_from_response(err.response) from None
   [1063](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1063) return self._process_response(
   [1064](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1064)     cast_to=cast_to,
   [1065](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1065)     options=options,
   (...)
   [1069](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1069)     retries_taken=retries_taken,
   [1070](file:///C:/Notes/writer/.venv/lib/site-packages/writerai/_base_client.py:1070) )

InternalServerError: Error code: 500 - {'tpe': 'fail.internal.generic', 'errors': [{'description': 'Unhandled exception', 'key': 'fail.internal.generic', 'extras': None}], 'extras': None}

(note i was not able to test adding an actual new file because of #155 )

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