[core-dump] generate failed on Darwin

[jiaminc-cmu]

Core dump file: /Users/caijiamin/Desktop/PDD_TEST/test_pdd_sync/.pdd/core_dumps/pdd-core-20251211T222153Z.json

What happened

(no additional description provided by user)

Environment

• Working directory: /Users/caijiamin/Desktop/PDD_TEST/test_pdd_sync
• CLI arguments: --core-dump generate prompts/build_python.prompt
• Platform: Darwin 23.5.0
• Python: 3.12.7 | packaged by Anaconda, Inc. | (main, Oct 4 2024, 08:22:19) [Clang 14.0.6 ]
• PDD version: 0.0.81
• Total estimated cost: $0.000000

Reproduction

To reproduce this issue in a similar environment, run:

cd /Users/caijiamin/Desktop/PDD_TEST/test_pdd_sync
pdd --core-dump generate prompts/build_python.prompt

Errors

generate (UsageError)

Traceback (most recent call last):
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/code_generator_main.py", line 786, in code_generator_main
    generated_code_content, total_cost, model_name = local_code_generator_func(
                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/code_generator.py", line 92, in code_generator
    response = llm_invoke(
               ^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/llm_invoke.py", line 1362, in llm_invoke
    candidate_models = _select_model_candidates(strength, DEFAULT_BASE_MODEL, model_df)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/llm_invoke.py", line 710, in _select_model_candidates
    if highest_elo <= base_elo: # Handle edge case where base has highest ELO
       ^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pandas/core/generic.py", line 1577, in __nonzero__
    raise ValueError(
ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all().

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/commands/generate.py", line 116, in generate
    generated_code, incremental, total_cost, model_name = code_generator_main(
                                                          ^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/code_generator_main.py", line 1038, in code_generator_main
    raise click.UsageError(f"An unexpected error occurred: {e}")
click.exceptions.UsageError: An unexpected error occurred: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all().

unknown (TypeError)

Traceback (most recent call last):
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/core/cli.py", line 89, in invoke
    result = super().invoke(ctx)
             ^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/click/core.py", line 1688, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/click/core.py", line 1657, in _process_result
    value = ctx.invoke(self._result_callback, value, **ctx.params)
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/click/core.py", line 783, in invoke
    return __callback(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/click/decorators.py", line 33, in new_func
    return f(get_current_context(), *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/caijiamin/.local/share/uv/tools/pdd-cli/lib/python3.12/site-packages/pdd/core/cli.py", line 453, in process_commands
    if num_results < num_commands and not all(res is None for res in results): # Avoid printing if all failed
                                                                     ^^^^^^^
TypeError: 'NoneType' object is not iterable

Terminal Output

Full terminal output is available in the Gist: https://gist.github.com/jiaminc-cmu/ea5b8a82bd93247fedf9b4fec2913a63

(See terminal_output.txt in the gist)

File Contents

All files are attached in this Gist: https://gist.github.com/jiaminc-cmu/ea5b8a82bd93247fedf9b4fec2913a63

Files included:

• prompts/build_python.prompt