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import os
import shlex
import subprocess
import sys
from typing import Sequence, Union
def run(args: Union[str, Sequence[str]]):
"""
Run a program.
args may be a string, or list of argument strings.
If the program is "python3", this is replaced with the
full path to the current python executable.
"""
# convert string to list
# so that we don't need to pass shell=True to subprocess.run()
# because turning on shell can mess things up (i.e. clang-format hangs forever for some reason)
if isinstance(args, str):
args = shlex.split(args)
# ensure proper python executable is used
if args[0] == 'python3':
args[0] = sys.executable
# run
print(f'+ {subprocess.list2cmdline(args)}')
result = subprocess.run(args)
if result.returncode != 0:
sys.exit('FAILED')
def chdir_project_root():
root = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
os.chdir(root)
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