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[3.13] gh-131038: Use text=True in subprocesses in test_perf_profiler (GH-137117) (#137125)

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Miss Islington (bot) 2025-07-26 19:24:32 +02:00 • committed by GitHub
parent 8f4121168a
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1 changed files with 5 additions and 5 deletions
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10
Lib/test/test_perf_profiler.py
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@ -312,6 +312,7 @@ def run_perf(cwd, *args, use_jit=False, **env_vars):
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, stderr=subprocess.PIPE,
env=env, env=env,
text=True,
) )
if proc.returncode: if proc.returncode:
print(proc.stderr, file=sys.stderr) print(proc.stderr, file=sys.stderr)
@ -321,10 +322,10 @@ def run_perf(cwd, *args, use_jit=False, **env_vars):
jit_output_file = cwd + "/jit_output.dump" jit_output_file = cwd + "/jit_output.dump"
command = ("perf", "inject", "-j", "-i", output_file, "-o", jit_output_file) command = ("perf", "inject", "-j", "-i", output_file, "-o", jit_output_file)
proc = subprocess.run( proc = subprocess.run(
command, stderr=subprocess.PIPE, stdout=subprocess.PIPE, env=env command, stderr=subprocess.PIPE, stdout=subprocess.PIPE, env=env, text=True
) )
if proc.returncode: if proc.returncode:
print(proc.stderr) print(proc.stderr, file=sys.stderr)
raise ValueError(f"Perf failed with return code {proc.returncode}") raise ValueError(f"Perf failed with return code {proc.returncode}")
# Copy the jit_output_file to the output_file # Copy the jit_output_file to the output_file
os.rename(jit_output_file, output_file) os.rename(jit_output_file, output_file)
@ -336,10 +337,9 @@ def run_perf(cwd, *args, use_jit=False, **env_vars):
stderr=subprocess.PIPE, stderr=subprocess.PIPE,
env=env, env=env,
check=True, check=True,
text=True,
) )
return proc.stdout.decode("utf-8", "replace"), proc.stderr.decode( return proc.stdout, proc.stderr
"utf-8", "replace"
)
class TestPerfProfilerMixin: class TestPerfProfilerMixin: