chore(python): audit providers kimi grok qwen letta
Move the four providers onto _runtime and _shell_command; expected runtime scripts take the runtime config; add unique_preconditions. Claude-Session: https://claude.ai/code/session_01Agoc9bRVE9KL7mmWtey9Vq
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@@ -2,16 +2,23 @@
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from __future__ import annotations
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import base64
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from dataclasses import dataclass
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import ntpath
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import os
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import re
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import shlex
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import subprocess # nosec B404 - used only for legacy command rendering
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import subprocess
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import sys
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from typing import Optional, Tuple
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from ._runtime import managed_script_reference
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from ._shell_command import (
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encoded_windows_command,
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is_python_executable,
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parse_encoded_windows_command,
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parse_posix_command,
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posix_source,
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)
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@dataclass(frozen=True)
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class GrokRuntimeReference:
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@@ -19,154 +26,14 @@ class GrokRuntimeReference:
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script_path: str
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@dataclass(frozen=True)
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class _ParsedArgument:
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value: str
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next_index: int
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def runtime_root() -> str:
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return os.path.join(os.path.expanduser("~"), ".elydora")
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def same_grok_path(left: str, right: str) -> bool:
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return os.path.normcase(os.path.abspath(left)) == os.path.normcase(
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os.path.abspath(right)
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)
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def same_grok_agent_id(left: str, right: str) -> bool:
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return os.path.normcase(left) == os.path.normcase(right)
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def _quote_posix(value: str) -> str:
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return "'" + value.replace("'", "'\"'\"'") + "'"
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def _quote_powershell(value: str) -> str:
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return "'" + value.replace("'", "''") + "'"
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def _windows_powershell_path() -> str:
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configured = os.environ.get("SystemRoot") if os.name == "nt" else None
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system_root = (
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configured
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if configured
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and ntpath.isabs(configured)
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and re.search(r'["%\r\n]', configured) is None
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else r"C:\Windows"
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)
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return ntpath.join(
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system_root,
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"System32",
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"WindowsPowerShell",
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"v1.0",
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"powershell.exe",
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)
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def _windows_command(script_path: str) -> str:
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source = (
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f"& {_quote_powershell(sys.executable)} "
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f"{_quote_powershell(script_path)}; exit $LASTEXITCODE"
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)
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encoded = base64.b64encode(source.encode("utf-16le")).decode("ascii")
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return (
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f'"{_windows_powershell_path()}" -NoLogo -NoProfile '
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f"-NonInteractive -EncodedCommand {encoded}"
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)
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def build_grok_command(script_path: str) -> str:
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if not os.path.isabs(sys.executable) or not os.path.isabs(script_path):
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raise ValueError(
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"Grok hook commands require absolute executable and script paths"
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)
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if os.name == "nt":
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return _windows_command(script_path)
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return f"{_quote_posix(sys.executable)} {_quote_posix(script_path)}"
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def _read_posix_argument(command: str, start: int) -> Optional[_ParsedArgument]:
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if start >= len(command) or command[start] != "'":
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return None
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apostrophe = "'\"'\"'"
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value = ""
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index = start + 1
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while index < len(command):
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if command.startswith(apostrophe, index):
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value += "'"
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index += len(apostrophe)
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continue
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if command[index] == "'":
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return _ParsedArgument(value, index + 1)
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value += command[index]
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index += 1
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return None
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def _parse_posix_command(command: str) -> Optional[Tuple[str, str]]:
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executable = _read_posix_argument(command, 0)
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if executable is None or command[executable.next_index : executable.next_index + 1] != " ":
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return None
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script = _read_posix_argument(command, executable.next_index + 1)
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if script is None or script.next_index != len(command):
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return None
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return executable.value, script.value
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def _read_powershell_argument(
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command: str, start: int
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) -> Optional[_ParsedArgument]:
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if start >= len(command) or command[start] != "'":
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return None
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value = ""
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index = start + 1
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while index < len(command):
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if command[index] != "'":
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value += command[index]
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index += 1
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continue
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if index + 1 < len(command) and command[index + 1] == "'":
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value += "'"
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index += 2
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continue
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return _ParsedArgument(value, index + 1)
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return None
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def _parse_powershell_source(source: str) -> Optional[Tuple[str, str]]:
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if not source.startswith("& "):
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return None
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executable = _read_powershell_argument(source, 2)
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if executable is None or source[executable.next_index : executable.next_index + 1] != " ":
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return None
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script = _read_powershell_argument(source, executable.next_index + 1)
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if script is None or source[script.next_index :] != "; exit $LASTEXITCODE":
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return None
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return executable.value, script.value
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def _parse_windows_command(command: str) -> Optional[Tuple[str, str]]:
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match = re.fullmatch(
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r'"([^"\r\n]+)" -NoLogo -NoProfile -NonInteractive '
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r"-EncodedCommand ([A-Za-z0-9+/]+={0,2})",
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command,
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)
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if (
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match is None
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or not ntpath.isabs(match.group(1))
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or ntpath.basename(match.group(1)).lower() != "powershell.exe"
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):
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return None
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try:
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raw = base64.b64decode(match.group(2), validate=True)
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if base64.b64encode(raw).decode("ascii") != match.group(2):
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return None
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source = raw.decode("utf-16le")
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except (UnicodeDecodeError, ValueError):
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return None
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return _parse_powershell_source(source)
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return encoded_windows_command(script_path)
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return posix_source(script_path)
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def _parse_legacy_posix_command(command: str) -> Optional[Tuple[str, str]]:
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@@ -193,40 +60,19 @@ def _parse_legacy_windows_command(command: str) -> Optional[Tuple[str, str]]:
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return arguments[0], arguments[1]
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def _is_python_executable(file_path: str) -> bool:
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return (
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re.fullmatch(
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r"python(?:[0-9]+(?:\.[0-9]+)*)?(?:\.exe)?",
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os.path.basename(file_path),
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re.IGNORECASE,
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)
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is not None
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)
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def grok_runtime_reference(
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command: str, script_name: str
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) -> Optional[GrokRuntimeReference]:
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parsed = (
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_parse_posix_command(command)
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or _parse_windows_command(command)
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parse_posix_command(command)
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or parse_encoded_windows_command(command)
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or _parse_legacy_posix_command(command)
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or _parse_legacy_windows_command(command)
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)
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if parsed is None:
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return None
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executable, script_path = parsed
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if (
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not os.path.isabs(executable)
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or not os.path.isabs(script_path)
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or not _is_python_executable(executable)
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or os.path.basename(script_path) != script_name
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):
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if not os.path.isabs(executable) or not is_python_executable(executable):
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return None
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agent_directory = os.path.dirname(script_path)
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if not same_grok_path(os.path.dirname(agent_directory), runtime_root()):
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return None
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agent_id = os.path.basename(agent_directory)
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if agent_id in {"", ".", ".."}:
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return None
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return GrokRuntimeReference(agent_id, script_path)
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reference = managed_script_reference(script_path, script_name)
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return None if reference is None else GrokRuntimeReference(*reference)
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