langchain/tests/integration_tests/document_loaders/test_pdf.py
Davis Chase 5ca13cc1f0
Dev2049/pypdfium2 (#4209)
thanks @jerrytigerxu for the addition!

---------

Co-authored-by: Jere Xu <jtxu2008@gmail.com>
Co-authored-by: jerrytigerxu <jere.tiger.xu@gmailc.om>
2023-05-05 17:55:31 -07:00

121 lines
3.2 KiB
Python

from pathlib import Path
from langchain.document_loaders import (
MathpixPDFLoader,
PDFMinerLoader,
PDFMinerPDFasHTMLLoader,
PyMuPDFLoader,
PyPDFium2Loader,
PyPDFLoader,
UnstructuredPDFLoader,
)
def test_unstructured_pdf_loader() -> None:
"""Test unstructured loader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = UnstructuredPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
def test_pdfminer_loader() -> None:
"""Test PDFMiner loader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = PDFMinerLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = PDFMinerLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
def test_pdfminer_pdf_as_html_loader() -> None:
"""Test PDFMinerPDFasHTMLLoader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = PDFMinerPDFasHTMLLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = PDFMinerPDFasHTMLLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
def test_pypdf_loader() -> None:
"""Test PyPDFLoader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = PyPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = PyPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 16
def test_pypdfium2_loader() -> None:
"""Test PyPDFium2Loader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = PyPDFium2Loader(str(file_path))
docs = loader.load()
assert len(docs) == 1
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = PyPDFium2Loader(str(file_path))
docs = loader.load()
assert len(docs) == 16
def test_pymupdf_loader() -> None:
"""Test PyMuPDF loader."""
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = PyMuPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = PyMuPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 16
assert loader.web_path is None
web_path = "https://people.sc.fsu.edu/~jpeterson/hello_world.pdf"
loader = PyMuPDFLoader(web_path)
docs = loader.load()
assert loader.web_path == web_path
assert loader.file_path != web_path
assert len(docs) == 1
def test_mathpix_loader() -> None:
file_path = Path(__file__).parent.parent / "examples/hello.pdf"
loader = MathpixPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
print(docs[0].page_content)
file_path = Path(__file__).parent.parent / "examples/layout-parser-paper.pdf"
loader = MathpixPDFLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
print(docs[0].page_content)