Files
OpenHands/openhands/linter/utils/cmd.py
2024-10-02 04:52:02 +00:00

38 lines
932 B
Python

import os
import subprocess
def run_cmd(cmd: str, cwd: str | None = None) -> str | None:
"""Run a command and return the output.
If the command succeeds, return None. If the command fails, return the stdout.
"""
process = subprocess.Popen(
cmd.split(),
cwd=cwd,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
encoding='utf-8',
errors='replace',
)
stdout, _ = process.communicate()
if process.returncode == 0:
return None
return stdout
def check_tool_installed(tool_name: str) -> bool:
"""Check if a tool is installed."""
try:
subprocess.run(
[tool_name, '--version'],
check=True,
cwd=os.getcwd(),
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
)
return True
except (subprocess.CalledProcessError, FileNotFoundError):
return False