Update playwright/README.md

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2024-09-24 07:57:16 -04:00
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@@ -1,157 +1,101 @@
```python
# google.py
# %%
from playwright.async_api import async_playwright
from bs4 import BeautifulSoup
from textwrap import wrap
import re
#%%
import xvfbwrapper, playwright.async_api
from PIL import Image; from io import *
#%%
xvfbwrapper.Xvfb().start()
playwright = await playwright.async_api.async_playwright().start()
browser = await playwright.chromium.launch(headless=False,
args=['--enable-features=WebContentsForceDark'])
page = await browser.new_page()
#%%
await page.goto('https://google.com')
image = Image.open(BytesIO(await page.screenshot()))
image.save('google.png')
```
async def summarize_page(page):
content = await page.content()
soup = BeautifulSoup(content, 'html.parser')
위의 `google.py`는 top-level await를 사용하므로 아래와 같이 실행해야 한다.
```sh
python -m asyncio < google.py
```
print(f"\n{'=' * 50}\n{soup.title.string or 'No title'}\n{'=' * 50}\n")
```python
# play.py
from playwright.async_api import async_playwright as aP
import os, io, asyncio, xvfbwrapper
from db import DB
main_content = soup.body
if main_content:
texts = main_content.find_all(string=True)
async def Page(browser='chromium', headless=True):
if headless: xvfbwrapper.Xvfb().start()
else: os.environ['DISPLAY'] = ':0'
def clean_text(text):
text = re.sub(r'\s+', ' ', text)
text = re.sub(r'\.{2,}', '.', text)
return text.strip()
db = DB()
playwright = await aP().start()
browser = await getattr(playwright, browser).launch(headless=False)
context = await browser.new_context(accept_downloads=True)
context.set_default_timeout(0)
visible_texts = [clean_text(t) for t in texts
if t.parent.name not in ['style', 'script', 'head', 'title', 'meta', '[document]']]
visible_texts = [t for t in visible_texts if t]
async def save(response):
try:
if response.ok and not db.exists(url := response.url):
db[url] = await response.body()
except: pass
async def load(route):
if body := db[route.request.url]: return await route.fulfill(body=body)
await route.continue_()
if visible_texts:
print(f"{visible_texts.pop(0)}\n")
context.on('response', save)
await context.route('**/*', load)
for block in ['**/*.gif', '**/css*.js']:
await context.route(block, lambda route: route.abort())
return await context.new_page()
summary = ' '.join(visible_texts)
summary = re.sub(r'\s*\.\s*', '. ', summary)
summary = ' '.join(summary.split()[:100])
print('\n'.join(wrap(summary, width=80)))
print("\n" + "-" * 50 + "\n")
seen = set()
for selector in ['input', 'button', 'textarea', 'select']:
elements = await page.query_selector_all(selector)
for element in elements:
if await element.is_visible():
async def get_element_info(element):
props = ['id', 'name', 'type', 'value', 'placeholder', 'aria-label', 'role']
info = {}
for prop in props:
value = await element.get_attribute(prop)
if value:
info[prop] = value
tag_name = await element.evaluate('el => el.tagName.toLowerCase()')
info['tag'] = tag_name
return info
element_info = await get_element_info(element)
tag = element_info.pop('tag', 'unknown')
attrs = ' '.join([f'{k}="{v}"' for k, v in element_info.items()])
element_str = f"<{tag} {attrs}>"
if element_str not in seen:
print(element_str)
seen.add(element_str)
print("\n" + "-" * 50 + "\n")
async def main():
page = await Page()
await page.goto('https://reddit.com')
await page.screenshot(path='screenshot.png')
async with async_playwright() as p:
browser = await p.firefox.launch()
page = await browser.new_page()
await page.goto("https://google.com")
if __name__ == "__main__":
asyncio.run(main())
await summarize_page(page)
await browser.close()
# %%
await main()
```
```python
# db.py
import sqlite3, json, os
## Output
```html
==================================================
Google
==================================================
class DB(sqlite3.Connection):
def __init__(self, db_name=".db.sqlite"):
super().__init__(os.path.expanduser(db_name))
with self:
self.execute('''
CREATE TABLE IF NOT EXISTS kv_store
(key TEXT PRIMARY KEY, value BLOB)
''')
Google 정보
def __setitem__(self, key, value):
value = value if isinstance(value, bytes) else json.dumps(value)
with self:
result = self.execute('''
INSERT OR REPLACE INTO kv_store
(key, value) VALUES (?, ?)
''', (key, value)).rowcount
return {"modified_count": result}
스토어 Gmail 이미지 로그인 무엇에 관한 의견인지 선택하세요. 더보기 삭제 삭제 부적절한 예상 검색어 신고 Google 지원 언어:
English 대한민국 광고 비즈니스 검색의 원리 개인정보처리방침 약관 설정 검색 설정 고급검색 Google 검색에 표시되는 데이터 검색 기록
검색 도움말 의견 보내기 어두운 테마: 사용 안함 Google 앱
def __getitem__(self, key):
with self:
result = self.execute('''
SELECT value FROM kv_store
WHERE key = ?
''', (key,)).fetchone()
if result:
if isinstance(value := result[0], str):
try: return json.loads(value)
except json.JSONDecodeError: pass
return value
--------------------------------------------------
def delete(self, key):
with self:
result = self.execute('''
DELETE FROM kv_store
WHERE key = ?
''', (key,)).rowcount
return {"deleted_count": result}
<input name="btnK" type="submit" value="Google 검색" aria-label="Google 검색" role="button">
<input name="btnI" type="submit" value="Im Feeling Lucky" aria-label="Im Feeling Lucky">
<textarea id="APjFqb" name="q" aria-label="검색" role="combobox">
def keys(self, pattern="*"):
pattern = pattern.translate(str.maketrans(
{"\\": "\\\\", "%": "\\%", "_": "\\_", "*": "%", "?": "_"}))
with self:
result = self.execute('''
SELECT key FROM kv_store
WHERE key LIKE ? ESCAPE '\\'
''', (pattern,)).fetchall()
return [row[0] for row in result]
--------------------------------------------------
def __repr__(self): return repr(self.keys())
def exists(self, key):
with self:
result = self.execute('''
SELECT 1 FROM kv_store
WHERE key = ?
LIMIT 1
''', (key,)).fetchone()
return bool(result)
if __name__ == "__main__":
db = DB('~/db.sqlite')
# 문자열 저장 및 조회
db["hello"] = "world"
print(db["hello"]) # 출력: world (str 타입)
# 숫자 저장 및 조회
db["number"] = 42
print(db["number"]) # 출력: 42 (int 타입)
# 바이너리 데이터 저장 및 조회
db["binary"] = b"binary data"
print(db["binary"]) # 출력: b'binary data' (bytes 타입)
# 복잡한 객체 저장
complex_obj = {"name": "John", "age": 30, "city": "New York"}
db["complex"] = complex_obj
loaded_obj = db["complex"]
print(
loaded_obj
) # 출력: {'name': 'John', 'age': 30, 'city': 'New York'} (dict 타입)
db["test_key"] = "test_value"
print(db.exists("test_key")) # True
print(db.exists("non_existent_key")) # False
```
```