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[gRPC] Preserve original ImportError in grpc_server.py #21801

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Merged
slin1237 merged 1 commit into from
Apr 1, 2026
Merged

[gRPC] Preserve original ImportError in grpc_server.py #21801

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8 changes: 5 additions & 3 deletions python/sglang/srt/entrypoints/grpc_server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,9 +7,11 @@ async def serve_grpc(server_args, model_info=None):
"""Start the standalone gRPC server with integrated scheduler."""
try:
from smg_grpc_servicer.sglang.server import serve_grpc as _serve_grpc
except ImportError:
except ImportError as e:
raise ImportError(
"gRPC mode requires the smg-grpc-servicer package. "
"Install it with: pip install smg-grpc-servicer[sglang]"
) from None
"If not installed, run: pip install smg-grpc-servicer[sglang]. "
"If already installed, there may be a broken import due to a "
"version mismatch — see the chained exception above for details."
) from e
await _serve_grpc(server_args, model_info)
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