138 lines
5.3 KiB
Python
138 lines
5.3 KiB
Python
import importlib
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import pkgutil
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import time
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import traceback
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import os
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try:
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from rich.console import Console
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from rich.table import Table
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from rich.panel import Panel
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from rich.progress import Progress, SpinnerColumn, TimeElapsedColumn, TextColumn
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from rich.traceback import install as rich_traceback_install
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console = Console(force_terminal=True, no_color=False)
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rich_traceback_install(show_locals=False, word_wrap=True)
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except Exception:
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console = None
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PREFIX = "[WAS Extras] "
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NODE_CLASS_MAPPINGS = {}
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NODE_DISPLAY_NAME_MAPPINGS = {}
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WEB_DIRECTORY = os.path.join(os.path.dirname(__file__), "web")
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class NodeLoader:
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def __init__(self, package_name: str, prefix: str = PREFIX):
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self.package_name = package_name
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self.prefix = prefix
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self.timings: dict[str, tuple[float, bool, Exception | None]] = {}
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def module_path(self, module) -> str:
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spec = getattr(module, "__spec__", None)
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if spec and getattr(spec, "origin", None):
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return spec.origin
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return getattr(module, "__file__", repr(module))
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def record(self, module, elapsed: float, ok: bool, err: Exception | None) -> None:
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self.timings[self.module_path(module)] = (elapsed, ok, err)
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if ok:
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NODE_CLASS_MAPPINGS.update(getattr(module, "NODE_CLASS_MAPPINGS", {}))
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NODE_DISPLAY_NAME_MAPPINGS.update(getattr(module, "NODE_DISPLAY_NAME_MAPPINGS", {}))
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def import_module(self, fullname: str, package: str | None = None) -> tuple[object | None, bool]:
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t0 = time.time()
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ok = True
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err = None
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mod = None
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try:
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mod = importlib.import_module(fullname, package=package)
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except Exception as e:
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ok = False
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err = e
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if console is None:
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traceback.print_exc()
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else:
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console.print_exception()
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elapsed = time.time() - t0
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if mod is not None:
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self.record(mod, elapsed, ok, err)
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return mod, ok
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def print_intro(self) -> None:
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msg = "Nodes in this repo solve specific problems and may not fit every workflow."
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if console:
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# Single rule and a single-titled panel
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console.rule(style="cyan")
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console.print(Panel(msg, title="WAS Extras", border_style="cyan"))
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else:
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print(f"{self.prefix}Nodes in this repo solve specific problems and may not fit every workflow.")
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def print_no_nodes_pkg(self) -> None:
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msg = "No ./nodes package found or import failed."
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if console:
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console.print(f"{self.prefix}[bold yellow]{msg}[/bold yellow]")
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else:
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print(f"{self.prefix}{msg}")
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def print_summary(self) -> None:
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total = len(self.timings)
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ok_count = sum(1 for _, (_, ok, _) in self.timings.items() if ok)
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fail_count = total - ok_count
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if console:
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table = Table(
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expand=False,
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header_style="cyan",
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border_style="cyan",
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)
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table.add_column("Module/File", overflow="fold")
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table.add_column("Time (s)", justify="right")
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table.add_column("Status", justify="center")
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table.add_column("Error", overflow="fold")
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for path, (timing, success, err) in self.timings.items():
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status = "[green]OK[/green]" if success else "[red]FAILED[/red]"
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err_text = "" if err is None else f"{type(err).__name__}: {err}"
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table.add_row(str(path), f"{timing:.2f}", status, err_text)
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console.print(table)
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console.print(f"Totals: [green]{ok_count} ok[/green], [red]{fail_count} failed[/red], {total} modules.")
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else:
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print(f"{self.prefix} Import times:")
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for path, (timing, success, err) in self.timings.items():
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print(f" {timing:.1f} seconds{('' if success else ' (IMPORT FAILED)')}: {path}")
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if err:
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print("Error:", err)
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print(f"{self.prefix}Totals: {total} modules, {ok_count} ok, {fail_count} failed.")
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def load_all(self) -> None:
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self.print_intro()
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nodes_pkg, ok = self.import_module(".nodes", package=self.package_name)
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if not ok or nodes_pkg is None:
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self.print_no_nodes_pkg()
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self.print_summary()
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return
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if console:
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with Progress(
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SpinnerColumn(style="cyan"),
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TextColumn("[progress.description]{task.description}", style="bright_black"),
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TimeElapsedColumn(),
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console=console,
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transient=True,
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) as progress:
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task = progress.add_task("Loading nodes from ./nodes ...", total=None)
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for _, name, _ in pkgutil.walk_packages(nodes_pkg.__path__, prefix=nodes_pkg.__name__ + "."):
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self.import_module(name)
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progress.remove_task(task)
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else:
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print("Loading nodes from ./nodes ...")
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for _, name, _ in pkgutil.walk_packages(nodes_pkg.__path__, prefix=nodes_pkg.__name__ + "."):
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self.import_module(name)
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self.print_summary()
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_loader = NodeLoader(package_name=__name__, prefix=PREFIX)
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_loader.load_all()
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__all__ = ["NODE_CLASS_MAPPINGS", "NODE_DISPLAY_NAME_MAPPINGS", "WEB_DIRECTORY"]
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