Various Linting

Pylint
C0114: Missing module docstring
C0115: Missing class docstring
C0116: Missing function or method docstring
C0303: Trailing whitespace
Import ordering

apps/playwright-service/main.py

@@ -1,9 +1,15 @@
-from fastapi import FastAPI
-from playwright.async_api import async_playwright, Browser
-from fastapi.responses import JSONResponse
-from pydantic import BaseModel
+"""
+This module provides a FastAPI application that uses Playwright to fetch and return
+the HTML content of a specified URL. It supports optional proxy settings and media blocking.
+"""
+
 from os import environ
 
+from fastapi import FastAPI
+from fastapi.responses import JSONResponse
+from playwright.async_api import Browser, async_playwright
+from pydantic import BaseModel
+
 PROXY_SERVER = environ.get('PROXY_SERVER', None)
 PROXY_USERNAME = environ.get('PROXY_USERNAME', None)
 PROXY_PASSWORD = environ.get('PROXY_PASSWORD', None)
@@ -11,30 +17,37 @@ BLOCK_MEDIA = environ.get('BLOCK_MEDIA', 'False').upper() == 'TRUE'
 
 app = FastAPI()
 
-
 class UrlModel(BaseModel):
+    """Model representing the URL and associated parameters for the request."""
     url: str
     wait: int = None
     timeout: int = 15000
 
-
 browser: Browser = None
 
-
 @app.on_event("startup")
 async def startup_event():
+    """Event handler for application startup to initialize the browser."""
     global browser
     playwright = await async_playwright().start()
     browser = await playwright.chromium.launch()
 
-
 @app.on_event("shutdown")
 async def shutdown_event():
+    """Event handler for application shutdown to close the browser."""
     await browser.close()
 
-
 @app.post("/html")
 async def root(body: UrlModel):
+    """
+    Endpoint to fetch and return HTML content of a given URL.
+    
+    Args:
+        body (UrlModel): The URL model containing the target URL, wait time, and timeout.
+    
+    Returns:
+        JSONResponse: The HTML content of the page.
+    """
     context = None
     if PROXY_SERVER and PROXY_USERNAME and PROXY_PASSWORD:
         context = await browser.new_context(proxy={"server": PROXY_SERVER,