118 lines
3.1 KiB
Python
118 lines
3.1 KiB
Python
import subprocess
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import sys
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import os
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import importlib
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import re
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re_requirement = re.compile(r"\s*([-\w]+)\s*(?:==\s*([-+.\w]+))?\s*")
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python = sys.executable
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default_command_live = (os.environ.get('LAUNCH_LIVE_OUTPUT') == "1")
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index_url = os.environ.get('INDEX_URL', "")
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modules_path = os.path.dirname(os.path.realpath(__file__))
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script_path = os.path.dirname(modules_path)
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def detect_python_version():
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version = sys.version_info
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version_str = f"{version.major}.{version.minor}"
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is_embedded = hasattr(sys, '_base_executable') or (
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sys.base_prefix != sys.prefix and not hasattr(sys, 'real_prefix'))
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return version_str, is_embedded
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def check_GPUtil_installed():
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try:
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import GPUtil
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import psutil
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return True
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except ImportError:
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import_GPUtil()
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return False
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def check_flask_installed():
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try:
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import flask
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import flask_cors
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import flask_socketio
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import flask_restx
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return True
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except ImportError:
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import_flask()
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return False
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def import_GPUtil():
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run_pip(f"install GPUtil pyadl psutil", desc="GPU Utilities")
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try:
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GPUtil = importlib.import_module(
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"GPUtil")
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return GPUtil
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except ImportError:
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print("Failed to import GPUtil after installation.")
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return None
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def import_flask():
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run_pip(f"install flask flask-cors flask-socketio flask_restx",
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desc="Flask Web Socket io")
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try:
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flask = importlib.import_module("flask")
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flask_socketio = importlib.import_module("flask_socketio")
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return flask_socketio
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except ImportError:
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print("Failed to import flask after installation.")
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return None
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def run(command, desc=None, errdesc=None, custom_env=None, live: bool = default_command_live) -> str:
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if desc is not None:
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print(desc)
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run_kwargs = {
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"args": command,
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"shell": True,
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"env": os.environ if custom_env is None else custom_env,
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"encoding": 'utf8',
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"errors": 'ignore',
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}
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if not live:
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run_kwargs["stdout"] = run_kwargs["stderr"] = subprocess.PIPE
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result = subprocess.run(**run_kwargs)
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if result.returncode != 0:
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error_bits = [
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f"{errdesc or 'Error running command'}.",
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f"Command: {command}",
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f"Error code: {result.returncode}",
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]
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if result.stdout:
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error_bits.append(f"stdout: {result.stdout}")
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if result.stderr:
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error_bits.append(f"stderr: {result.stderr}")
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raise RuntimeError("\n".join(error_bits))
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return (result.stdout or "")
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def run_pip(command, desc=None, live=default_command_live):
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try:
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index_url_line = f' --index-url {index_url}' if index_url != '' else ''
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return run(f'"{python}" -m pip {command} --prefer-binary{index_url_line}', desc=f"Installing {desc}",
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errdesc=f"Couldn't install {desc}", live=live)
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except Exception as e:
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print(e)
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print(f'CMD Failed {desc}: {command}')
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return None
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check_GPUtil_installed()
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check_flask_installed()
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