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docs/snippets/python/advanced/chunking_config.md

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+```python title="Python"
+import asyncio
+from kreuzberg import ExtractionConfig, ChunkingConfig, extract_file
+
+
+async def main() -> None:
+    config: ExtractionConfig = ExtractionConfig(
+        chunking=ChunkingConfig(
+            max_characters=1000,
+            overlap=200,
+        )
+    )
+    result = await extract_file("document.pdf", config=config)
+    for chunk in result.chunks or []:
+        print(f"Length: {len(chunk.content)}")
+
+
+asyncio.run(main())
+```
+
+```python title="Python - Semantic"
+import asyncio
+from kreuzberg import ExtractionConfig, ChunkingConfig, extract_file
+
+
+async def main() -> None:
+    config: ExtractionConfig = ExtractionConfig(
+        chunking=ChunkingConfig(chunker_type="semantic")
+    )
+    result = await extract_file("document.pdf", config=config)
+    for chunk in result.chunks or []:
+        print(f"Content: {chunk.content[:100]}...")
+
+
+asyncio.run(main())
+```
+
+```python title="Python - Prepend Heading Context"
+import asyncio
+from kreuzberg import ExtractionConfig, ChunkingConfig, extract_file
+
+
+async def main() -> None:
+    config: ExtractionConfig = ExtractionConfig(
+        chunking=ChunkingConfig(
+            chunker_type="markdown",
+            max_characters=500,
+            overlap=50,
+            prepend_heading_context=True,
+        )
+    )
+    result = await extract_file("document.md", config=config)
+    for chunk in result.chunks or []:
+        # Each chunk's content is prefixed with its heading breadcrumb
+        print(f"Content: {chunk.content[:100]}...")
+
+
+asyncio.run(main())
+```