144 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			144 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import os
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import importlib
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import importlib.util
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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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from functools import lru_cache
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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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git = os.environ.get('GIT', "git")
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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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fooocus_tag = '1.0.0'
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@lru_cache()
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def commit_hash():
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    try:
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        return subprocess.check_output([git, "rev-parse", "HEAD"], shell=False, encoding='utf8').strip()
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    except Exception:
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        return "<none>"
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def git_clone(url, dir, name, commithash=None):
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    # TODO clone into temporary dir and move if successful
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    if os.path.exists(dir):
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        if commithash is None:
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            return
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        current_hash = run(f'"{git}" -C "{dir}" rev-parse HEAD', None,
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                           f"Couldn't determine {name}'s hash: {commithash}", live=False).strip()
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        if current_hash == commithash:
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            return
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        run(f'"{git}" -C "{dir}" fetch', f"Fetching updates for {name}...", f"Couldn't fetch {name}")
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        run(f'"{git}" -C "{dir}" checkout {commithash}', f"Checking out commit for {name} with hash: {commithash}...",
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            f"Couldn't checkout commit {commithash} for {name}", live=True)
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        return
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    run(f'"{git}" clone "{url}" "{dir}"', f"Cloning {name} into {dir}...", f"Couldn't clone {name}", live=True)
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    if commithash is not None:
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        run(f'"{git}" -C "{dir}" checkout {commithash}', None, "Couldn't checkout {name}'s hash: {commithash}")
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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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    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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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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