140 lines
4.0 KiB
Python
140 lines
4.0 KiB
Python
import os
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import importlib
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import importlib.util
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import shutil
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import subprocess
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import sys
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import re
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import logging
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import pygit2
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pygit2.option(pygit2.GIT_OPT_SET_OWNER_VALIDATION, 0)
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logging.getLogger("torch.distributed.nn").setLevel(logging.ERROR) # sshh...
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logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
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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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dir_repos = "repositories"
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def git_clone(url, dir, name, hash=None):
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try:
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try:
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repo = pygit2.Repository(dir)
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print(f'{name} exists.')
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except:
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if os.path.exists(dir):
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shutil.rmtree(dir, ignore_errors=True)
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os.makedirs(dir, exist_ok=True)
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repo = pygit2.clone_repository(url, dir)
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print(f'{name} cloned.')
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remote = repo.remotes['origin']
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remote.fetch()
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commit = repo.get(hash)
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repo.checkout_tree(commit, strategy=pygit2.GIT_CHECKOUT_FORCE)
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print(f'{name} checkout finished.')
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except Exception as e:
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print(f'Git clone failed for {name}: {str(e)}')
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def repo_dir(name):
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return os.path.join(script_path, dir_repos, name)
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def is_installed(package):
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try:
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spec = importlib.util.find_spec(package)
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except ModuleNotFoundError:
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return False
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return spec is not 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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re_requirement = re.compile(r"\s*([-_a-zA-Z0-9]+)\s*(?:==\s*([-+_.a-zA-Z0-9]+))?\s*")
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def requirements_met(requirements_file):
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"""
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Does a simple parse of a requirements.txt file to determine if all rerqirements in it
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are already installed. Returns True if so, False if not installed or parsing fails.
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"""
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import importlib.metadata
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import packaging.version
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with open(requirements_file, "r", encoding="utf8") as file:
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for line in file:
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if line.strip() == "":
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continue
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m = re.match(re_requirement, line)
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if m is None:
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return False
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package = m.group(1).strip()
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version_required = (m.group(2) or "").strip()
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if version_required == "":
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continue
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try:
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version_installed = importlib.metadata.version(package)
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except Exception:
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return False
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if packaging.version.parse(version_required) != packaging.version.parse(version_installed):
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return False
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return True
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