mirror of
https://github.com/jupyterhub/the-littlest-jupyterhub.git
synced 2025-12-18 21:54:05 +08:00
pre-commit: run black with string normalization
This commit is contained in:
Erik Sundell
@@ -144,15 +144,15 @@ def run_subprocess(cmd, *args, **kwargs):
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In TLJH, this sends successful output to the installer log,
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and failed output directly to the user's screen
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"""
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logger = logging.getLogger('tljh')
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logger = logging.getLogger("tljh")
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proc = subprocess.run(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, *args, **kwargs
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)
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printable_command = ' '.join(cmd)
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printable_command = " ".join(cmd)
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if proc.returncode != 0:
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# Our process failed! Show output to the user
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logger.error(
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'Ran {command} with exit code {code}'.format(
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"Ran {command} with exit code {code}".format(
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command=printable_command, code=proc.returncode
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)
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)
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@@ -161,7 +161,7 @@ def run_subprocess(cmd, *args, **kwargs):
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else:
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# This goes into installer.log
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logger.debug(
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'Ran {command} with exit code {code}'.format(
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"Ran {command} with exit code {code}".format(
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command=printable_command, code=proc.returncode
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)
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)
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@@ -197,13 +197,13 @@ def ensure_host_system_can_install_tljh():
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)
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# Require Ubuntu 18.04+
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distro = get_os_release_variable('ID')
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version = float(get_os_release_variable('VERSION_ID'))
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if distro != 'ubuntu':
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print('The Littlest JupyterHub currently supports Ubuntu Linux only')
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distro = get_os_release_variable("ID")
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version = float(get_os_release_variable("VERSION_ID"))
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if distro != "ubuntu":
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print("The Littlest JupyterHub currently supports Ubuntu Linux only")
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sys.exit(1)
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elif float(version) < 18.04:
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print('The Littlest JupyterHub requires Ubuntu 18.04 or higher')
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print("The Littlest JupyterHub requires Ubuntu 18.04 or higher")
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sys.exit(1)
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# Require Python 3.6+
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@@ -212,10 +212,10 @@ def ensure_host_system_can_install_tljh():
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sys.exit(1)
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# Require systemd (systemctl is a part of systemd)
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if not shutil.which('systemd') or not shutil.which('systemctl'):
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if not shutil.which("systemd") or not shutil.which("systemctl"):
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print("Systemd is required to run TLJH")
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# Provide additional information about running in docker containers
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if os.path.exists('/.dockerenv'):
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if os.path.exists("/.dockerenv"):
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print("Running inside a docker container without systemd isn't supported")
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print(
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"We recommend against running a production TLJH instance inside a docker container"
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@@ -233,9 +233,9 @@ class ProgressPageRequestHandler(SimpleHTTPRequestHandler):
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logs = log_file.read()
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self.send_response(200)
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self.send_header('Content-Type', 'text/plain; charset=utf-8')
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self.send_header("Content-Type", "text/plain; charset=utf-8")
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self.end_headers()
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self.wfile.write(logs.encode('utf-8'))
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self.wfile.write(logs.encode("utf-8"))
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elif self.path == "/index.html":
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self.path = "/var/run/index.html"
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return SimpleHTTPRequestHandler.do_GET(self)
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@@ -244,7 +244,7 @@ class ProgressPageRequestHandler(SimpleHTTPRequestHandler):
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return SimpleHTTPRequestHandler.do_GET(self)
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elif self.path == "/":
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self.send_response(302)
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self.send_header('Location', '/index.html')
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self.send_header("Location", "/index.html")
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self.end_headers()
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else:
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SimpleHTTPRequestHandler.send_error(self, code=403)
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@@ -262,10 +262,10 @@ def main():
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ensure_host_system_can_install_tljh()
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# Various related constants
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install_prefix = os.environ.get('TLJH_INSTALL_PREFIX', '/opt/tljh')
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hub_prefix = os.path.join(install_prefix, 'hub')
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python_bin = os.path.join(hub_prefix, 'bin', 'python3')
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pip_bin = os.path.join(hub_prefix, 'bin', 'pip')
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install_prefix = os.environ.get("TLJH_INSTALL_PREFIX", "/opt/tljh")
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hub_prefix = os.path.join(install_prefix, "hub")
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python_bin = os.path.join(hub_prefix, "bin", "python3")
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pip_bin = os.path.join(hub_prefix, "bin", "pip")
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initial_setup = not os.path.exists(python_bin)
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# Attempt to start a web server to serve a progress page reporting
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@@ -306,28 +306,28 @@ def main():
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# Set up logging to print to a file and to stderr
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os.makedirs(install_prefix, exist_ok=True)
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file_logger_path = os.path.join(install_prefix, 'installer.log')
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file_logger_path = os.path.join(install_prefix, "installer.log")
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file_logger = logging.FileHandler(file_logger_path)
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# installer.log should be readable only by root
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os.chmod(file_logger_path, 0o500)
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file_logger.setFormatter(logging.Formatter('%(asctime)s %(message)s'))
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file_logger.setFormatter(logging.Formatter("%(asctime)s %(message)s"))
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file_logger.setLevel(logging.DEBUG)
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logger.addHandler(file_logger)
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stderr_logger = logging.StreamHandler()
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stderr_logger.setFormatter(logging.Formatter('%(message)s'))
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stderr_logger.setFormatter(logging.Formatter("%(message)s"))
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stderr_logger.setLevel(logging.INFO)
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logger.addHandler(stderr_logger)
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logger.setLevel(logging.DEBUG)
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if not initial_setup:
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logger.info('Existing TLJH installation detected, upgrading...')
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logger.info("Existing TLJH installation detected, upgrading...")
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else:
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logger.info('Existing TLJH installation not detected, installing...')
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logger.info('Setting up hub environment...')
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logger.info('Installing Python, venv, pip, and git via apt-get...')
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logger.info("Existing TLJH installation not detected, installing...")
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logger.info("Setting up hub environment...")
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logger.info("Installing Python, venv, pip, and git via apt-get...")
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# In some very minimal base VM images, it looks like the "universe" apt
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# package repository is disabled by default, causing bootstrapping to
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@@ -340,56 +340,56 @@ def main():
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#
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apt_get_adjusted_env = os.environ.copy()
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apt_get_adjusted_env["DEBIAN_FRONTEND"] = "noninteractive"
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run_subprocess(['apt-get', 'update'])
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run_subprocess(["apt-get", "update"])
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run_subprocess(
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['apt-get', 'install', '--yes', 'software-properties-common'],
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["apt-get", "install", "--yes", "software-properties-common"],
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env=apt_get_adjusted_env,
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)
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run_subprocess(['add-apt-repository', 'universe', '--yes'])
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run_subprocess(['apt-get', 'update'])
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run_subprocess(["add-apt-repository", "universe", "--yes"])
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run_subprocess(["apt-get", "update"])
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run_subprocess(
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[
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'apt-get',
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'install',
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'--yes',
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'python3',
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'python3-venv',
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'python3-pip',
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'git',
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"apt-get",
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"install",
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"--yes",
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"python3",
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"python3-venv",
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"python3-pip",
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"git",
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],
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env=apt_get_adjusted_env,
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)
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logger.info('Setting up virtual environment at {}'.format(hub_prefix))
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logger.info("Setting up virtual environment at {}".format(hub_prefix))
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os.makedirs(hub_prefix, exist_ok=True)
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run_subprocess(['python3', '-m', 'venv', hub_prefix])
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run_subprocess(["python3", "-m", "venv", hub_prefix])
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# Upgrade pip
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# Keep pip version pinning in sync with the one in unit-test.yml!
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# See changelog at https://pip.pypa.io/en/latest/news/#changelog
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logger.info('Upgrading pip...')
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run_subprocess([pip_bin, 'install', '--upgrade', 'pip==21.3.*'])
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logger.info("Upgrading pip...")
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run_subprocess([pip_bin, "install", "--upgrade", "pip==21.3.*"])
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# Install/upgrade TLJH installer
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tljh_install_cmd = [pip_bin, 'install', '--upgrade']
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if os.environ.get('TLJH_BOOTSTRAP_DEV', 'no') == 'yes':
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tljh_install_cmd.append('--editable')
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tljh_install_cmd = [pip_bin, "install", "--upgrade"]
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if os.environ.get("TLJH_BOOTSTRAP_DEV", "no") == "yes":
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tljh_install_cmd.append("--editable")
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tljh_install_cmd.append(
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os.environ.get(
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'TLJH_BOOTSTRAP_PIP_SPEC',
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'git+https://github.com/jupyterhub/the-littlest-jupyterhub.git',
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"TLJH_BOOTSTRAP_PIP_SPEC",
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"git+https://github.com/jupyterhub/the-littlest-jupyterhub.git",
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)
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)
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if initial_setup:
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logger.info('Installing TLJH installer...')
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logger.info("Installing TLJH installer...")
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else:
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logger.info('Upgrading TLJH installer...')
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logger.info("Upgrading TLJH installer...")
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run_subprocess(tljh_install_cmd)
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# Run TLJH installer
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logger.info('Running TLJH installer...')
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os.execv(python_bin, [python_bin, '-m', 'tljh.installer'] + tljh_installer_flags)
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logger.info("Running TLJH installer...")
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os.execv(python_bin, [python_bin, "-m", "tljh.installer"] + tljh_installer_flags)
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if __name__ == '__main__':
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if __name__ == "__main__":
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main()
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