docs + fix: Update example for full page screenshot & PDF export. Fix the bug Error: crawl4ai.async_webcrawler.AsyncWebCrawler.aprocess_html() got multiple values for keyword argument - for screenshot param. https://github.com/unclecode/crawl4ai/issues/822#issuecomment-2732602118

crawl4ai/async_webcrawler.py

@@ -398,7 +398,7 @@ class AsyncWebCrawler:
                         html=html,
                         extracted_content=extracted_content,
                         config=config,  # Pass the config object instead of individual parameters
-                        screenshot=screenshot_data,
+                        screenshot_data=screenshot_data,
                         pdf_data=pdf_data,
                         verbose=config.verbose,
                         is_raw_html=True if url.startswith("raw:") else False,
@@ -482,7 +482,7 @@ class AsyncWebCrawler:
         html: str,
         extracted_content: str,
         config: CrawlerRunConfig,
-        screenshot: str,
+        screenshot_data: str,
         pdf_data: str,
         verbose: bool,
         **kwargs,
@@ -495,7 +495,7 @@ class AsyncWebCrawler:
             html: Raw HTML content
             extracted_content: Previously extracted content (if any)
             config: Configuration object controlling processing behavior
-            screenshot: Screenshot data (if any)
+            screenshot_data: Screenshot data (if any)
             pdf_data: PDF data (if any)
             verbose: Whether to enable verbose logging
             **kwargs: Additional parameters for backwards compatibility
@@ -620,10 +620,6 @@ class AsyncWebCrawler:
                 params={"url": _url, "timing": time.perf_counter() - t1},
             )
 
-        # Handle screenshot and PDF data
-        screenshot_data = None if not screenshot else screenshot
-        pdf_data = None if not pdf_data else pdf_data
-
         # Apply HTML formatting if requested
         if config.prettiify:
             cleaned_html = fast_format_html(cleaned_html)

docs/examples/full_page_screenshot_and_pdf_export.md

@@ -12,9 +12,10 @@ We’ve introduced a new feature that effortlessly handles even the biggest page
 
 **Simple Example:**
 ```python
-import os, sys
+import os
+import sys
 import asyncio
-from crawl4ai import AsyncWebCrawler, CacheMode
+from crawl4ai import AsyncWebCrawler, CacheMode, CrawlerRunConfig
 
 # Adjust paths as needed
 parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
@@ -26,9 +27,11 @@ async def main():
         # Request both PDF and screenshot
         result = await crawler.arun(
             url='https://en.wikipedia.org/wiki/List_of_common_misconceptions',
-            cache_mode=CacheMode.BYPASS,
-            pdf=True,
-            screenshot=True
+            config=CrawlerRunConfig(
+                cache_mode=CacheMode.BYPASS,
+                pdf=True,
+                screenshot=True
+            )
         )
         
         if result.success:
@@ -40,9 +43,8 @@ async def main():
             
             # Save PDF
             if result.pdf:
-                pdf_bytes = b64decode(result.pdf)
                 with open(os.path.join(__location__, "page.pdf"), "wb") as f:
-                    f.write(pdf_bytes)
+                    f.write(result.pdf)
 
 if __name__ == "__main__":
     asyncio.run(main())