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Fix duplicated error output #3

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Fix duplicated error output #3

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8e085fd
fix duplication output on error
dienhoa May 5, 2026
cc55ee2
Merge branch 'AnswerDotAI:main' into main
dienhoa May 5, 2026
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6 changes: 5 additions & 1 deletion mojokernel/kernel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -148,7 +148,11 @@ def do_execute(self, code, silent, store_history=True, user_expressions=None, al
result = self.engine.execute(code)

if not silent and result.stdout: self.send_response(self.iopub_socket, 'stream', dict(name='stdout', text=result.stdout))
if not silent and result.stderr: self.send_response(self.iopub_socket, 'stream', dict(name='stderr', text=result.stderr))
# To avoid duplication with the current LLDB GetIOHandler, only
# stream stderr for successful executions. For errors, stderr is also
# used to build the traceback. This may change if the server later
# exposes a real execution status.
if not silent and result.stderr and result.success: self.send_response(self.iopub_socket, 'stream', dict(name='stderr', text=result.stderr))

if result.success:
if self.lsp: self._lsp_preamble += code + '\n'
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