318 lines
8.4 KiB
Python
Executable File
318 lines
8.4 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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Batch conversion utility for MarkItDown.
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Converts all supported files in a directory to Markdown format.
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"""
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import os
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import sys
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from pathlib import Path
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from markitdown import MarkItDown
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from typing import Optional, List
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import argparse
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# Supported file extensions
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SUPPORTED_EXTENSIONS = {
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'.pdf', '.docx', '.pptx', '.xlsx', '.xls',
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'.jpg', '.jpeg', '.png', '.gif', '.bmp', '.tiff',
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'.wav', '.mp3', '.flac', '.ogg', '.aiff',
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'.html', '.htm', '.epub',
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'.csv', '.json', '.xml',
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'.zip'
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}
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def setup_markitdown(
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use_llm: bool = False,
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llm_model: str = "gpt-4o",
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use_azure_di: bool = False,
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azure_endpoint: Optional[str] = None,
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azure_key: Optional[str] = None
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) -> MarkItDown:
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"""
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Setup MarkItDown instance with optional advanced features.
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Args:
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use_llm: Enable LLM-powered image descriptions
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llm_model: LLM model to use (default: gpt-4o)
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use_azure_di: Enable Azure Document Intelligence
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azure_endpoint: Azure Document Intelligence endpoint
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azure_key: Azure Document Intelligence API key
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Returns:
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Configured MarkItDown instance
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"""
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kwargs = {}
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if use_llm:
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try:
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from openai import OpenAI
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client = OpenAI()
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kwargs['llm_client'] = client
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kwargs['llm_model'] = llm_model
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print(f"✓ LLM integration enabled ({llm_model})")
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except ImportError:
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print("✗ Warning: OpenAI not installed, LLM features disabled")
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print(" Install with: pip install openai")
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if use_azure_di:
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if azure_endpoint and azure_key:
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kwargs['docintel_endpoint'] = azure_endpoint
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kwargs['docintel_key'] = azure_key
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print("✓ Azure Document Intelligence enabled")
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else:
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print("✗ Warning: Azure credentials not provided, Azure DI disabled")
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return MarkItDown(**kwargs)
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def convert_file(
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md: MarkItDown,
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input_path: Path,
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output_dir: Path,
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verbose: bool = False
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) -> bool:
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"""
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Convert a single file to Markdown.
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Args:
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md: MarkItDown instance
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input_path: Path to input file
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output_dir: Directory for output files
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verbose: Print detailed progress
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Returns:
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True if successful, False otherwise
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"""
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try:
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if verbose:
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print(f" Processing: {input_path.name}")
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# Convert file
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result = md.convert(str(input_path))
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# Create output filename
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output_filename = input_path.stem + '.md'
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output_path = output_dir / output_filename
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# Write output
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with open(output_path, 'w', encoding='utf-8') as f:
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f.write(result.text_content)
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if verbose:
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print(f" ✓ Converted: {input_path.name} → {output_filename}")
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return True
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except Exception as e:
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print(f" ✗ Error converting {input_path.name}: {e}")
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return False
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def find_files(input_dir: Path, recursive: bool = False) -> List[Path]:
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"""
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Find all supported files in directory.
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Args:
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input_dir: Directory to search
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recursive: Search subdirectories
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Returns:
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List of file paths
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"""
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files = []
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if recursive:
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for ext in SUPPORTED_EXTENSIONS:
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files.extend(input_dir.rglob(f"*{ext}"))
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else:
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for ext in SUPPORTED_EXTENSIONS:
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files.extend(input_dir.glob(f"*{ext}"))
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return sorted(files)
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def batch_convert(
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input_dir: str,
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output_dir: str,
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recursive: bool = False,
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use_llm: bool = False,
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llm_model: str = "gpt-4o",
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use_azure_di: bool = False,
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azure_endpoint: Optional[str] = None,
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azure_key: Optional[str] = None,
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verbose: bool = False
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) -> None:
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"""
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Batch convert all supported files in a directory.
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Args:
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input_dir: Input directory containing files
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output_dir: Output directory for Markdown files
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recursive: Search subdirectories
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use_llm: Enable LLM-powered descriptions
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llm_model: LLM model to use
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use_azure_di: Enable Azure Document Intelligence
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azure_endpoint: Azure DI endpoint
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azure_key: Azure DI API key
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verbose: Print detailed progress
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"""
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input_path = Path(input_dir)
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output_path = Path(output_dir)
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# Validate input directory
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if not input_path.exists():
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print(f"✗ Error: Input directory '{input_dir}' does not exist")
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sys.exit(1)
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if not input_path.is_dir():
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print(f"✗ Error: '{input_dir}' is not a directory")
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sys.exit(1)
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# Create output directory
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output_path.mkdir(parents=True, exist_ok=True)
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# Setup MarkItDown
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print("Setting up MarkItDown...")
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md = setup_markitdown(
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use_llm=use_llm,
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llm_model=llm_model,
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use_azure_di=use_azure_di,
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azure_endpoint=azure_endpoint,
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azure_key=azure_key
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)
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# Find files
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print(f"\nScanning directory: {input_dir}")
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if recursive:
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print(" (including subdirectories)")
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files = find_files(input_path, recursive)
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if not files:
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print("✗ No supported files found")
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print(f" Supported extensions: {', '.join(sorted(SUPPORTED_EXTENSIONS))}")
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sys.exit(0)
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print(f"✓ Found {len(files)} file(s) to convert\n")
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# Convert files
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successful = 0
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failed = 0
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for file_path in files:
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if convert_file(md, file_path, output_path, verbose):
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successful += 1
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else:
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failed += 1
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# Summary
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print(f"\n{'='*60}")
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print(f"Conversion complete!")
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print(f" Successful: {successful}")
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print(f" Failed: {failed}")
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print(f" Output: {output_dir}")
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print(f"{'='*60}")
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def main():
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"""Main entry point."""
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parser = argparse.ArgumentParser(
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description="Batch convert files to Markdown using MarkItDown",
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formatter_class=argparse.RawDescriptionHelpFormatter,
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epilog="""
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Examples:
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# Basic usage
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python batch_convert.py documents/ output/
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# Recursive conversion
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python batch_convert.py documents/ output/ --recursive
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# With LLM-powered image descriptions
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python batch_convert.py documents/ output/ --llm
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# With Azure Document Intelligence
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python batch_convert.py documents/ output/ --azure \\
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--azure-endpoint https://example.cognitiveservices.azure.com/ \\
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--azure-key YOUR-KEY
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# All features enabled
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python batch_convert.py documents/ output/ --llm --azure \\
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--azure-endpoint $AZURE_ENDPOINT --azure-key $AZURE_KEY
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Supported file types:
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Documents: PDF, DOCX, PPTX, XLSX, XLS
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Images: JPG, PNG, GIF, BMP, TIFF
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Audio: WAV, MP3, FLAC, OGG, AIFF
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Web: HTML, EPUB
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Data: CSV, JSON, XML
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Archives: ZIP
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"""
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)
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parser.add_argument(
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'input_dir',
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help='Input directory containing files to convert'
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)
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parser.add_argument(
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'output_dir',
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help='Output directory for Markdown files'
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)
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parser.add_argument(
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'-r', '--recursive',
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action='store_true',
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help='Recursively search subdirectories'
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)
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parser.add_argument(
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'--llm',
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action='store_true',
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help='Enable LLM-powered image descriptions (requires OpenAI API key)'
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)
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parser.add_argument(
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'--llm-model',
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default='gpt-4o',
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help='LLM model to use (default: gpt-4o)'
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)
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parser.add_argument(
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'--azure',
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action='store_true',
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help='Enable Azure Document Intelligence for PDFs'
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)
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parser.add_argument(
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'--azure-endpoint',
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help='Azure Document Intelligence endpoint URL'
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)
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parser.add_argument(
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'--azure-key',
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help='Azure Document Intelligence API key'
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)
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parser.add_argument(
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'-v', '--verbose',
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action='store_true',
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help='Print detailed progress'
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)
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args = parser.parse_args()
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# Environment variable fallbacks for Azure
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azure_endpoint = args.azure_endpoint or os.getenv('AZURE_DOCUMENT_INTELLIGENCE_ENDPOINT')
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azure_key = args.azure_key or os.getenv('AZURE_DOCUMENT_INTELLIGENCE_KEY')
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batch_convert(
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input_dir=args.input_dir,
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output_dir=args.output_dir,
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recursive=args.recursive,
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use_llm=args.llm,
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llm_model=args.llm_model,
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use_azure_di=args.azure,
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azure_endpoint=azure_endpoint,
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azure_key=azure_key,
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verbose=args.verbose
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)
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if __name__ == '__main__':
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main()
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