25ce047f98
The 4,272-commit upstream merge brought 164 new utf-8 read violations across 96 files. Class-fixed: reads utf-8-sig, writes unchanged. check-windows-footguns.py --all: 164 -> 0.
46 lines
1.9 KiB
Python
46 lines
1.9 KiB
Python
"""Hermes CLI - Unified command-line interface for Hermes Agent."""
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import os
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import sys
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__version__ = "0.21.0"
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__release_date__ = "2026.8.31"
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def _ensure_utf8():
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"""Force UTF-8 stdout/stderr to prevent UnicodeEncodeError crashes.
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The CLI prints box-drawing characters and the ⚕ glyph in the setup wizard, doctor, and status
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banners; under a non-UTF-8 codec that raises before the command can even start (e.g.
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`hermes setup` on a fresh Pi).
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"""
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repaired = False
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for stream_name in ("stdout", "stderr"):
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stream = getattr(sys, stream_name, None)
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if stream is None:
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continue
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try:
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if (getattr(stream, "encoding", "") or "").lower().replace("-", "") == "utf8":
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continue
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# Preferred: reconfigure in place, preserving object identity so code already holding
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# a reference to the old sys.stdout benefits from the repair too.
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reconfigure = getattr(stream, "reconfigure", None)
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if callable(reconfigure):
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reconfigure(encoding="utf-8", errors="replace")
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else:
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# No reconfigure(): reopen the fd as UTF-8 (closefd=False keeps the original fd open).
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new_stream = open(stream.fileno(), "w", encoding="utf-8", errors="replace", # windows-footgun: ok (stdout re-open for write, not a read)
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buffering=1, closefd=False)
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setattr(sys, stream_name, new_stream)
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repaired = True
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except (AttributeError, OSError, ValueError):
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pass
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# Only nudge child processes toward UTF-8 when a non-UTF-8 locale was actually detected; on a
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# healthy UTF-8 host children inherit it from the locale already.
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if repaired:
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os.environ.setdefault("PYTHONUTF8", "1")
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os.environ.setdefault("PYTHONIOENCODING", "utf-8")
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_ensure_utf8()
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