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Python
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import json
import sys
import time
from pathlib import Path
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
def load_json_arg(value, name):
if value is None:
return None
if isinstance(value, dict):
return value
if isinstance(value, str) and value.startswith("@"):
path = Path(value[1:])
try:
return json.loads(path.read_text(encoding="utf-8"))
except Exception as exc:
raise ValueError(f"Failed to read {name} from {path}: {exc}") from exc
try:
return json.loads(value)
except Exception as exc:
raise ValueError(f"Invalid JSON for {name}: {exc}") from exc
def split_csv(value):
if value is None:
return None
if isinstance(value, list):
return value
if isinstance(value, str):
items = [item.strip() for item in value.split(",")]
return [item for item in items if item]
return [value]
def unique_name(prefix):
return f"{prefix}_{int(time.time() * 1000)}"