File size: 433 Bytes
7475f0d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | from __future__ import annotations
import os
# types
if False:
from typing import IO
trace_file: IO[str] | None = None
if trace_filename := os.environ.get("PYREPL_TRACE"):
trace_file = open(trace_filename, "a")
def trace(line: str, *k: object, **kw: object) -> None:
if trace_file is None:
return
if k or kw:
line = line.format(*k, **kw)
trace_file.write(line + "\n")
trace_file.flush()
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