refactor: reorgnize all examples/ and test/
This commit is contained in:
Andy Lee
155
apps/email_rag.py
Normal file
155
apps/email_rag.py
Normal file
@@ -0,0 +1,155 @@
|
||||
"""
|
||||
Email RAG example using the unified interface.
|
||||
Supports Apple Mail on macOS.
|
||||
"""
|
||||
|
||||
import sys
|
||||
from pathlib import Path
|
||||
|
||||
# Add parent directory to path for imports
|
||||
sys.path.insert(0, str(Path(__file__).parent))
|
||||
|
||||
from base_rag_example import BaseRAGExample, create_text_chunks
|
||||
|
||||
from .email_data.LEANN_email_reader import EmlxReader
|
||||
|
||||
|
||||
class EmailRAG(BaseRAGExample):
|
||||
"""RAG example for Apple Mail processing."""
|
||||
|
||||
def __init__(self):
|
||||
# Set default values BEFORE calling super().__init__
|
||||
self.embedding_model_default = (
|
||||
"sentence-transformers/all-MiniLM-L6-v2" # Fast 384-dim model
|
||||
)
|
||||
|
||||
super().__init__(
|
||||
name="Email",
|
||||
description="Process and query Apple Mail emails with LEANN",
|
||||
default_index_name="mail_index",
|
||||
)
|
||||
|
||||
def _add_specific_arguments(self, parser):
|
||||
"""Add email-specific arguments."""
|
||||
email_group = parser.add_argument_group("Email Parameters")
|
||||
email_group.add_argument(
|
||||
"--mail-path",
|
||||
type=str,
|
||||
default=None,
|
||||
help="Path to Apple Mail directory (auto-detected if not specified)",
|
||||
)
|
||||
email_group.add_argument(
|
||||
"--include-html", action="store_true", help="Include HTML content in email processing"
|
||||
)
|
||||
email_group.add_argument(
|
||||
"--chunk-size", type=int, default=256, help="Text chunk size (default: 256)"
|
||||
)
|
||||
email_group.add_argument(
|
||||
"--chunk-overlap", type=int, default=25, help="Text chunk overlap (default: 25)"
|
||||
)
|
||||
|
||||
def _find_mail_directories(self) -> list[Path]:
|
||||
"""Auto-detect all Apple Mail directories."""
|
||||
mail_base = Path.home() / "Library" / "Mail"
|
||||
if not mail_base.exists():
|
||||
return []
|
||||
|
||||
# Find all Messages directories
|
||||
messages_dirs = []
|
||||
for item in mail_base.rglob("Messages"):
|
||||
if item.is_dir():
|
||||
messages_dirs.append(item)
|
||||
|
||||
return messages_dirs
|
||||
|
||||
async def load_data(self, args) -> list[str]:
|
||||
"""Load emails and convert to text chunks."""
|
||||
# Determine mail directories
|
||||
if args.mail_path:
|
||||
messages_dirs = [Path(args.mail_path)]
|
||||
else:
|
||||
print("Auto-detecting Apple Mail directories...")
|
||||
messages_dirs = self._find_mail_directories()
|
||||
|
||||
if not messages_dirs:
|
||||
print("No Apple Mail directories found!")
|
||||
print("Please specify --mail-path manually")
|
||||
return []
|
||||
|
||||
print(f"Found {len(messages_dirs)} mail directories")
|
||||
|
||||
# Create reader
|
||||
reader = EmlxReader(include_html=args.include_html)
|
||||
|
||||
# Process each directory
|
||||
all_documents = []
|
||||
total_processed = 0
|
||||
|
||||
for i, messages_dir in enumerate(messages_dirs):
|
||||
print(f"\nProcessing directory {i + 1}/{len(messages_dirs)}: {messages_dir}")
|
||||
|
||||
try:
|
||||
# Count emlx files
|
||||
emlx_files = list(messages_dir.glob("*.emlx"))
|
||||
print(f"Found {len(emlx_files)} email files")
|
||||
|
||||
# Apply max_items limit per directory
|
||||
max_per_dir = -1 # Default to process all
|
||||
if args.max_items > 0:
|
||||
remaining = args.max_items - total_processed
|
||||
if remaining <= 0:
|
||||
break
|
||||
max_per_dir = remaining
|
||||
# If args.max_items == -1, max_per_dir stays -1 (process all)
|
||||
|
||||
# Load emails - fix the parameter passing
|
||||
documents = reader.load_data(
|
||||
input_dir=str(messages_dir),
|
||||
max_count=max_per_dir,
|
||||
)
|
||||
|
||||
if documents:
|
||||
all_documents.extend(documents)
|
||||
total_processed += len(documents)
|
||||
print(f"Processed {len(documents)} emails from this directory")
|
||||
|
||||
except Exception as e:
|
||||
print(f"Error processing {messages_dir}: {e}")
|
||||
continue
|
||||
|
||||
if not all_documents:
|
||||
print("No emails found to process!")
|
||||
return []
|
||||
|
||||
print(f"\nTotal emails processed: {len(all_documents)}")
|
||||
print("now starting to split into text chunks ... take some time")
|
||||
|
||||
# Convert to text chunks
|
||||
# Email reader uses chunk_overlap=25 as in original
|
||||
all_texts = create_text_chunks(
|
||||
all_documents, chunk_size=args.chunk_size, chunk_overlap=args.chunk_overlap
|
||||
)
|
||||
|
||||
return all_texts
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
import asyncio
|
||||
|
||||
# Check platform
|
||||
if sys.platform != "darwin":
|
||||
print("\n⚠️ Warning: This example is designed for macOS (Apple Mail)")
|
||||
print(" Windows/Linux support coming soon!\n")
|
||||
|
||||
# Example queries for email RAG
|
||||
print("\n📧 Email RAG Example")
|
||||
print("=" * 50)
|
||||
print("\nExample queries you can try:")
|
||||
print("- 'What did my boss say about deadlines?'")
|
||||
print("- 'Find emails about travel expenses'")
|
||||
print("- 'Show me emails from last month about the project'")
|
||||
print("- 'What food did I order from DoorDash?'")
|
||||
print("\nNote: You may need to grant Full Disk Access to your terminal\n")
|
||||
|
||||
rag = EmailRAG()
|
||||
asyncio.run(rag.run())
|
||||
Reference in New Issue
Block a user