robojerk/codeql-action

python-setup: Fail early if installing for Python 2, and python2 not available

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Rasmus Wriedt Larsen 2022-09-21 14:50:13 +02:00
parent 3f97671248
commit 1fa5d72846
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python-setup/auto_install_packages.py
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@ -5,6 +5,7 @@ import os
import subprocess import subprocess
from tempfile import mkdtemp from tempfile import mkdtemp
from typing import Optional from typing import Optional
import shutil
import extractor_version import extractor_version
@ -154,6 +155,17 @@ def install_packages(codeql_base_dir) -> Optional[str]:
# get_extractor_version returns the Python version the extractor thinks this repo is using # get_extractor_version returns the Python version the extractor thinks this repo is using
version = extractor_version.get_extractor_version(codeql_base_dir, quiet=False) version = extractor_version.get_extractor_version(codeql_base_dir, quiet=False)
if version == 2 and not sys.platform.startswith('win32'):
# On Ubuntu 22.04 'python2' is not available by default. We want to give a slightly better
# error message than a traceback + `No such file or directory: 'python2'`
if shutil.which("python2") is None:
sys.exit(
"package installation failed: we detected this code as Python 2, but 'python2' executable was not available."
"To enable automatic package installation, please install 'python2' before the 'github/codeql-action/init' step, "
"such as running 'sudo apt install python2' (Ubuntu 22.04)."
"If your code is not Python 2, but actually Python 3, please file a bug report at https://github.com/github/codeql-action/issues/new"
)
if os.path.exists('requirements.txt'): if os.path.exists('requirements.txt'):
print('Found requirements.txt, will install packages with pip', flush=True) print('Found requirements.txt, will install packages with pip', flush=True)
return install_requirements_txt_packages(version) return install_requirements_txt_packages(version)