langchain/libs/community/langchain_community/tools/playwright/utils.py
Bagatur a0c2281540
infra: update mypy 1.10, ruff 0.5 (#23721)
```python
"""python scripts/update_mypy_ruff.py"""
import glob
import tomllib
from pathlib import Path

import toml
import subprocess
import re

ROOT_DIR = Path(__file__).parents[1]


def main():
    for path in glob.glob(str(ROOT_DIR / "libs/**/pyproject.toml"), recursive=True):
        print(path)
        with open(path, "rb") as f:
            pyproject = tomllib.load(f)
        try:
            pyproject["tool"]["poetry"]["group"]["typing"]["dependencies"]["mypy"] = (
                "^1.10"
            )
            pyproject["tool"]["poetry"]["group"]["lint"]["dependencies"]["ruff"] = (
                "^0.5"
            )
        except KeyError:
            continue
        with open(path, "w") as f:
            toml.dump(pyproject, f)
        cwd = "/".join(path.split("/")[:-1])
        completed = subprocess.run(
            "poetry lock --no-update; poetry install --with typing; poetry run mypy . --no-color",
            cwd=cwd,
            shell=True,
            capture_output=True,
            text=True,
        )
        logs = completed.stdout.split("\n")

        to_ignore = {}
        for l in logs:
            if re.match("^(.*)\:(\d+)\: error:.*\[(.*)\]", l):
                path, line_no, error_type = re.match(
                    "^(.*)\:(\d+)\: error:.*\[(.*)\]", l
                ).groups()
                if (path, line_no) in to_ignore:
                    to_ignore[(path, line_no)].append(error_type)
                else:
                    to_ignore[(path, line_no)] = [error_type]
        print(len(to_ignore))
        for (error_path, line_no), error_types in to_ignore.items():
            all_errors = ", ".join(error_types)
            full_path = f"{cwd}/{error_path}"
            try:
                with open(full_path, "r") as f:
                    file_lines = f.readlines()
            except FileNotFoundError:
                continue
            file_lines[int(line_no) - 1] = (
                file_lines[int(line_no) - 1][:-1] + f"  # type: ignore[{all_errors}]\n"
            )
            with open(full_path, "w") as f:
                f.write("".join(file_lines))

        subprocess.run(
            "poetry run ruff format .; poetry run ruff --select I --fix .",
            cwd=cwd,
            shell=True,
            capture_output=True,
            text=True,
        )


if __name__ == "__main__":
    main()

```
2024-07-03 10:33:27 -07:00

106 lines
3.0 KiB
Python

"""Utilities for the Playwright browser tools."""
from __future__ import annotations
import asyncio
from typing import TYPE_CHECKING, Any, Coroutine, List, Optional, TypeVar
if TYPE_CHECKING:
from playwright.async_api import Browser as AsyncBrowser
from playwright.async_api import Page as AsyncPage
from playwright.sync_api import Browser as SyncBrowser
from playwright.sync_api import Page as SyncPage
async def aget_current_page(browser: AsyncBrowser) -> AsyncPage:
"""
Asynchronously get the current page of the browser.
Args:
browser: The browser (AsyncBrowser) to get the current page from.
Returns:
AsyncPage: The current page.
"""
if not browser.contexts:
context = await browser.new_context()
return await context.new_page()
context = browser.contexts[0] # Assuming you're using the default browser context
if not context.pages:
return await context.new_page()
# Assuming the last page in the list is the active one
return context.pages[-1]
def get_current_page(browser: SyncBrowser) -> SyncPage:
"""
Get the current page of the browser.
Args:
browser: The browser to get the current page from.
Returns:
SyncPage: The current page.
"""
if not browser.contexts:
context = browser.new_context()
return context.new_page()
context = browser.contexts[0] # Assuming you're using the default browser context
if not context.pages:
return context.new_page()
# Assuming the last page in the list is the active one
return context.pages[-1]
def create_async_playwright_browser(
headless: bool = True, args: Optional[List[str]] = None
) -> AsyncBrowser:
"""
Create an async playwright browser.
Args:
headless: Whether to run the browser in headless mode. Defaults to True.
args: arguments to pass to browser.chromium.launch
Returns:
AsyncBrowser: The playwright browser.
"""
from playwright.async_api import async_playwright
browser = run_async(async_playwright().start())
return run_async(browser.chromium.launch(headless=headless, args=args))
def create_sync_playwright_browser(
headless: bool = True, args: Optional[List[str]] = None
) -> SyncBrowser:
"""
Create a playwright browser.
Args:
headless: Whether to run the browser in headless mode. Defaults to True.
args: arguments to pass to browser.chromium.launch
Returns:
SyncBrowser: The playwright browser.
"""
from playwright.sync_api import sync_playwright
browser = sync_playwright().start()
return browser.chromium.launch(headless=headless, args=args)
T = TypeVar("T")
def run_async(coro: Coroutine[Any, Any, T]) -> T:
"""Run an async coroutine.
Args:
coro: The coroutine to run. Coroutine[Any, Any, T]
Returns:
T: The result of the coroutine.
"""
event_loop = asyncio.get_event_loop()
return event_loop.run_until_complete(coro)