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ds_erp_ai/data_ingestion/pdf_ingest.py
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2024-08-05 22:14:19 +01:00
from langchain_community.document_loaders import PyPDFLoader
from utils import create_vector_store, save_embedded_data
import sys, os
# Add the root directory to sys.path
sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
from loggings.logging_config import logger
# A function to load the pdf document
def load_pdf_document(document_path: str):
logger.info(f"Loading document from {document_path}")
logger.info(f"Checking if the document is a pdf")
if document_path.endswith(".pdf"):
logger.info(f"Document is a pdf")
logger.info(f"Loading and splitting the document")
pdf_doc = PyPDFLoader(document_path)
pages = pdf_doc.load_and_split()
logger.info(f"Document loaded and split into {len(pages)} pages")
return pages
else:
logger.error(f"Unsupported document type for {document_path}")
raise ValueError(f"Unsupported document type for {document_path}")
# creating a function that loads the pdf document and creates the vector store
def load_and_create_vector_store(document_path: str):
logger.info(f"Loading and creating vector store for {document_path}")
pages = load_pdf_document(document_path)
logger.info(f"Creating vector store")
embed_db = create_vector_store(pages)
logger.info(f"Vector store created")
logger.info(f"Saving the vector store")
# saving the embedded data
save_embedded_data(embed_db)
logger.info(f"Vector store saved")
return "Vector store created and saved"
if __name__ == "__main__":
document_path = "./data/corolla-2020-toyota-owners-manual.pdf"
load_and_create_vector_store(document_path)