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cpython/Lib/_pyrepl/trace.py
Pablo Galindo Salgado f27f8c790a
gh-111201: A new Python REPL (GH-111567)
Co-authored-by: Łukasz Langa <lukasz@langa.pl>
Co-authored-by: Marta Gómez Macías <mgmacias@google.com>
Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>
2024-05-05 21:32:23 +02:00

22 lines
433 B
Python

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()