# pyright: reportPrivateUsage=false
from __future__ import annotations
import json
import os
import pathlib
import tempfile
import warnings
from importlib import import_module
from typing import Iterator
from unittest.mock import MagicMock, patch
import pytest
from PIL import Image
from test_unstructured.partition.pdf_image.test_pdf import assert_element_extraction
from test_unstructured.partition.test_constants import (
EXPECTED_TABLE,
EXPECTED_TABLE_XLSX,
EXPECTED_TEXT,
EXPECTED_XLS_TABLE,
)
from test_unstructured.unit_utils import (
ANY,
FixtureRequest,
LogCaptureFixture,
example_doc_path,
function_mock,
method_mock,
)
from unstructured.cleaners.core import clean_extra_whitespace
from unstructured.documents.elements import (
Address,
CompositeElement,
Element,
ElementMetadata,
ListItem,
NarrativeText,
Table,
TableChunk,
Text,
Title,
)
from unstructured.file_utils.filetype import detect_filetype
from unstructured.file_utils.model import FileType, create_file_type, register_partitioner
from unstructured.partition.auto import _PartitionerLoader, partition
from unstructured.partition.common import UnsupportedFileFormatError
from unstructured.partition.utils.constants import PartitionStrategy
from unstructured.staging.base import elements_from_json, elements_to_dicts, elements_to_json
is_in_docker = os.path.exists("/.dockerenv")
# ================================================================================================
# CSV
# ================================================================================================
def test_auto_partition_csv_from_filename():
elements = partition(example_doc_path("stanley-cups.csv"))
assert clean_extra_whitespace(elements[0].text) == EXPECTED_TEXT
assert elements[0].metadata.text_as_html == EXPECTED_TABLE
assert elements[0].metadata.filetype == "text/csv"
def test_auto_partition_csv_from_file():
with open(example_doc_path("stanley-cups.csv"), "rb") as f:
elements = partition(file=f)
assert clean_extra_whitespace(elements[0].text) == EXPECTED_TEXT
assert isinstance(elements[0], Table)
assert elements[0].metadata.text_as_html == EXPECTED_TABLE
assert elements[0].metadata.filetype == "text/csv"
# ================================================================================================
# DOC
# ================================================================================================
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "application/msword"), (True, "application/msword"), (True, None)],
)
def test_auto_partition_doc_from_filename(
pass_metadata_filename: bool, content_type: str | None, expected_docx_elements: list[Element]
):
file_path = example_doc_path("simple.doc")
metadata_filename = file_path if pass_metadata_filename else None
elements = partition(
filename=file_path,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.HI_RES,
)
for e in elements:
print(f"{type(e).__name__}({repr(e.text)})")
assert elements == expected_docx_elements
assert all(e.metadata.filename == "simple.doc" for e in elements)
assert all(e.metadata.file_directory == example_doc_path("") for e in elements)
@pytest.mark.skipif(is_in_docker, reason="Passes in CI but not Docker. Remove skip on #3364 fix.")
def test_auto_partition_doc_from_file(expected_docx_elements: list[Element]):
with open(example_doc_path("simple.doc"), "rb") as f:
elements = partition(file=f)
assert elements == expected_docx_elements
# ================================================================================================
# DOCX
# ================================================================================================
def test_auto_partition_docx_from_filename(expected_docx_elements: list[Element]):
elements = partition(example_doc_path("simple.docx"), strategy=PartitionStrategy.HI_RES)
assert elements == expected_docx_elements
assert all(e.metadata.filename == "simple.docx" for e in elements)
def test_auto_partition_docx_from_file(expected_docx_elements: list[Element]):
with open(example_doc_path("simple.docx"), "rb") as f:
elements = partition(file=f, strategy=PartitionStrategy.HI_RES)
assert elements == expected_docx_elements
@pytest.mark.parametrize("file_name", ["simple.docx", "simple.doc", "simple.odt"])
@pytest.mark.parametrize(
"strategy",
[
PartitionStrategy.AUTO,
PartitionStrategy.FAST,
PartitionStrategy.HI_RES,
PartitionStrategy.OCR_ONLY,
],
)
def test_partition_forwards_strategy_arg_to_partition_docx_and_its_brokers(
request: FixtureRequest, file_name: str, strategy: str
):
"""The `strategy` arg value received by `partition()` is received by `partition_docx().
To do this in the brokering-partitioner cases (DOC, ODT) it must make its way to
`partition_doc()` or `partition_odt()` which must then forward it to `partition_docx()`. This
test makes sure it made it all the way.
Note this is 3 file-types X 4 strategies = 12 test-cases.
"""
from unstructured.partition.docx import _DocxPartitioner
def fake_iter_document_elements(self: _DocxPartitioner) -> Iterator[Element]:
yield Text(f"strategy=={self._opts.strategy}")
_iter_elements_ = method_mock(
request,
_DocxPartitioner,
"_iter_document_elements",
side_effect=fake_iter_document_elements,
)
(element,) = partition(example_doc_path(file_name), strategy=strategy)
_iter_elements_.assert_called_once_with(ANY)
assert element.text == f"strategy=={strategy}"
# ================================================================================================
# EML
# ================================================================================================
EXPECTED_EMAIL_OUTPUT = [
NarrativeText(text="This is a test email to use for unit tests."),
Text(text="Important points:"),
ListItem(text="Roses are red"),
ListItem(text="Violets are blue"),
]
def test_auto_partition_email_from_filename():
file_path = example_doc_path("eml/fake-email.eml")
elements = partition(file_path, strategy=PartitionStrategy.HI_RES)
assert len(elements) > 0
assert elements == EXPECTED_EMAIL_OUTPUT
assert elements[0].metadata.filename == os.path.basename(file_path)
assert elements[0].metadata.file_directory == os.path.split(file_path)[0]
def test_auto_partition_email_from_file():
with open(example_doc_path("eml/fake-email.eml"), "rb") as f:
elements = partition(file=f, strategy=PartitionStrategy.HI_RES)
assert len(elements) > 0
assert elements == EXPECTED_EMAIL_OUTPUT
# ================================================================================================
# EPUB
# ================================================================================================
def test_auto_partition_epub_from_filename():
elements = partition(example_doc_path("winter-sports.epub"), strategy=PartitionStrategy.HI_RES)
assert len(elements) > 0
assert elements[2].text.startswith("The Project Gutenberg eBook of Winter Sports")
def test_auto_partition_epub_from_file():
with open(example_doc_path("winter-sports.epub"), "rb") as f:
elements = partition(file=f, strategy=PartitionStrategy.HI_RES)
assert len(elements) > 0
assert elements[2].text.startswith("The Project Gutenberg eBook of Winter Sports")
# ================================================================================================
# HTML
# ================================================================================================
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "text/html"), (True, "text/html"), (True, None)],
)
def test_auto_partition_html_from_filename(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("example-10k-1p.html")
metadata_filename = file_path if pass_metadata_filename else None
elements = partition(
filename=file_path,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.HI_RES,
)
assert elements
expected_filename, expected_directory = os.path.basename(file_path), os.path.split(file_path)[0]
assert all(e.metadata.filename == expected_filename for e in elements)
assert all(e.metadata.file_directory == expected_directory for e in elements)
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "text/html"), (True, "text/html"), (True, None)],
)
def test_auto_partition_html_from_file(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("example-10k-1p.html")
metadata_filename = file_path if pass_metadata_filename else None
with open(file_path, "rb") as f:
elements = partition(
file=f,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.HI_RES,
)
assert len(elements) > 0
def test_auto_partition_html_pre_from_file():
elements = partition(example_doc_path("fake-html-pre.htm"))
assert len(elements) > 0
assert "PageBreak" not in [elem.category for elem in elements]
assert clean_extra_whitespace(elements[0].text).startswith("[107th Congress Public Law 56]")
assert isinstance(elements[0], NarrativeText)
assert all(e.metadata.filetype == "text/html" for e in elements)
assert all(e.metadata.filename == "fake-html-pre.htm" for e in elements)
# ================================================================================================
# IMAGE
# ================================================================================================
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "image/jpeg"), (True, "image/jpeg"), (True, None)],
)
def test_auto_partition_jpeg_from_filename(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("img/layout-parser-paper-fast.jpg")
metadata_filename = file_path if pass_metadata_filename else None
elements = partition(
filename=file_path,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.AUTO,
)
e = elements[2]
assert e.text == (
"LayoutParser: A Unified Toolkit for Deep Learning Based Document Image Analysis"
)
assert e.metadata.coordinates is not None
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "image/jpeg"), (True, "image/jpeg"), (True, None)],
)
def test_auto_partition_jpeg_from_file(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("img/layout-parser-paper-fast.jpg")
metadata_filename = file_path if pass_metadata_filename else None
with open(file_path, "rb") as f:
elements = partition(
file=f,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.AUTO,
)
e = elements[2]
assert e.text == (
"LayoutParser: A Unified Toolkit for Deep Learning Based Document Image Analysis"
)
assert e.metadata.coordinates is not None
def test_auto_partition_bmp_from_filename(tmp_path: pathlib.Path):
bmp_filename = str(tmp_path / "example.bmp")
with Image.open(example_doc_path("img/layout-parser-paper-with-table.jpg")) as img:
img.save(bmp_filename)
elements = partition(filename=bmp_filename, strategy=PartitionStrategy.HI_RES)
table = [e.metadata.text_as_html for e in elements if e.metadata.text_as_html]
assert len(table) == 1
assert "
" in table[0]
assert "
" in table[0]
@pytest.mark.parametrize("extract_image_block_to_payload", [False, True])
def test_auto_partition_image_element_extraction(extract_image_block_to_payload: bool):
extract_image_block_types = ["Image", "Table"]
with tempfile.TemporaryDirectory() as tmpdir:
elements = partition(
filename=example_doc_path("img/embedded-images-tables.jpg"),
extract_image_block_types=extract_image_block_types,
extract_image_block_to_payload=extract_image_block_to_payload,
extract_image_block_output_dir=tmpdir,
)
assert_element_extraction(
elements, extract_image_block_types, extract_image_block_to_payload, tmpdir
)
# ================================================================================================
# JSON
# ================================================================================================
# TODO(scanny): This test should go away when we fix #3365. This test glosses over several
# important JSON "rehydration" behaviors, in particular that the metadata should match exactly.
# The following test `test_auto_partition_json_from_file_preserves_original_elements` will be the
# replacement for this test.
def test_auto_partitioned_json_output_maintains_consistency_with_fixture_elements():
"""Test auto-processing an unstructured json output file by filename."""
json_file_path = example_doc_path("spring-weather.html.json")
original_file_name = "spring-weather.html"
with open(json_file_path) as json_f:
expected_result = json.load(json_f)
partitioning_result = json.loads(
elements_to_json(
partition(
filename=str(json_file_path),
# -- use the original file name to get the same element IDs (hashes) --
metadata_filename=original_file_name,
strategy=PartitionStrategy.HI_RES,
)
)
)
for elem in partitioning_result:
elem.pop("metadata")
for elem in expected_result:
elem.pop("metadata")
assert expected_result == partitioning_result
@pytest.mark.xfail(
reason=(
"https://github.com/Unstructured-IO/unstructured/issues/3365"
" partition_json() does not preserve original element-id or metadata"
),
raises=AssertionError,
strict=True,
)
def test_auto_partition_json_from_file_preserves_original_elements():
file_path = example_doc_path("simple.json")
original_elements = elements_from_json(file_path)
with open(file_path, "rb") as f:
partitioned_elements = partition(file=f)
assert elements_to_dicts(partitioned_elements) == elements_to_dicts(original_elements)
def test_auto_partition_processes_simple_ndjson(tmp_path: pathlib.Path):
text = '{"text": "hello", "type": "NarrativeText"}'
file_path = str(tmp_path / "unprocessable.json")
with open(file_path, "w") as f:
f.write(text)
result = partition(filename=file_path)
assert len(result) == 1
assert isinstance(result[0], NarrativeText)
assert "hello" in result[0].text
# ================================================================================================
# MD
# ================================================================================================
def test_partition_md_from_url_works_with_embedded_html():
url = "https://raw.githubusercontent.com/Unstructured-IO/unstructured/main/README.md"
elements = partition(url=url, content_type="text/markdown", strategy=PartitionStrategy.HI_RES)
assert "unstructured" in elements[1].text
# ================================================================================================
# MSG
# ================================================================================================
def test_auto_partition_msg_from_filename():
assert partition(example_doc_path("fake-email.msg"), strategy=PartitionStrategy.HI_RES) == [
NarrativeText(text="This is a test email to use for unit tests."),
Text(text="Important points:"),
ListItem(text="Roses are red"),
ListItem(text="Violets are blue"),
]
# ================================================================================================
# ODT
# ================================================================================================
def test_auto_partition_odt_from_filename(expected_docx_elements: list[Element]):
elements = partition(example_doc_path("simple.odt"), strategy=PartitionStrategy.HI_RES)
assert elements == expected_docx_elements
def test_auto_partition_odt_from_file(expected_docx_elements: list[Element]):
with open(example_doc_path("simple.odt"), "rb") as f:
elements = partition(file=f, strategy=PartitionStrategy.HI_RES)
assert elements == expected_docx_elements
# ================================================================================================
# ORG
# ================================================================================================
def test_auto_partition_org_from_filename():
elements = partition(example_doc_path("README.org"))
assert elements[0] == Title("Example Docs")
assert elements[0].metadata.filetype == "text/org"
def test_auto_partition_org_from_file():
with open(example_doc_path("README.org"), "rb") as f:
elements = partition(file=f, content_type="text/org")
assert elements[0] == Title("Example Docs")
assert elements[0].metadata.filetype == "text/org"
# ================================================================================================
# PDF
# ================================================================================================
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "application/pdf"), (True, "application/pdf"), (True, None)],
)
def test_auto_partition_pdf_from_filename(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("pdf/chevron-page.pdf")
metadata_filename = file_path if pass_metadata_filename else None
elements = partition(
filename=file_path,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.HI_RES,
)
e = elements[0]
assert isinstance(e, Title)
assert e.text.startswith("eastern mediterranean")
assert e.metadata.filename == os.path.basename(file_path)
assert e.metadata.file_directory == os.path.split(file_path)[0]
e = elements[1]
assert isinstance(e, NarrativeText)
assert e.text.startswith("We’re investing")
@pytest.mark.parametrize(
("pass_metadata_filename", "content_type"),
[(False, None), (False, "application/pdf"), (True, "application/pdf"), (True, None)],
)
def test_auto_partition_pdf_from_file(pass_metadata_filename: bool, content_type: str | None):
file_path = example_doc_path("pdf/chevron-page.pdf")
metadata_filename = file_path if pass_metadata_filename else None
with open(file_path, "rb") as f:
elements = partition(
file=f,
metadata_filename=metadata_filename,
content_type=content_type,
strategy=PartitionStrategy.HI_RES,
)
e = elements[0]
assert isinstance(e, Title)
assert e.text.startswith("eastern mediterranean")
e = elements[1]
assert isinstance(e, NarrativeText)
assert e.text.startswith("We’re investing")
def test_auto_partition_pdf_with_fast_strategy(request: FixtureRequest):
partition_pdf_ = function_mock(
request,
"unstructured.partition.pdf.partition_pdf",
return_value=[NarrativeText("Hello there!")],
)
partitioner_loader_get_ = method_mock(
request, _PartitionerLoader, "get", return_value=partition_pdf_
)
file_path = example_doc_path("pdf/layout-parser-paper-fast.pdf")
partition(file_path, strategy=PartitionStrategy.FAST)
partitioner_loader_get_.assert_called_once_with(ANY, FileType.PDF)
partition_pdf_.assert_called_once_with(
filename=file_path,
file=None,
url=None,
strategy=PartitionStrategy.FAST,
languages=None,
metadata_filename=None,
infer_table_structure=False,
extract_images_in_pdf=False,
extract_image_block_types=None,
extract_image_block_output_dir=None,
extract_image_block_to_payload=False,
hi_res_model_name=None,
starting_page_number=1,
)
@pytest.mark.parametrize("infer_bool", [True, False])
def test_auto_handles_kwarg_with_infer_table_structure(infer_bool):
with patch(
"unstructured.partition.pdf_image.ocr.process_file_with_ocr",
) as mock_process_file_with_model:
partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"),
pdf_infer_table_structure=True,
strategy=PartitionStrategy.HI_RES,
infer_table_structure=infer_bool,
)
assert mock_process_file_with_model.call_args[1]["infer_table_structure"] is infer_bool
def test_auto_handles_kwarg_with_infer_table_structure_when_none():
with patch(
"unstructured.partition.pdf_image.ocr.process_file_with_ocr",
) as mock_process_file_with_model:
partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"),
pdf_infer_table_structure=True,
strategy=PartitionStrategy.HI_RES,
infer_table_structure=None,
)
assert mock_process_file_with_model.call_args[1]["infer_table_structure"] is True
def test_auto_partition_pdf_uses_pdf_infer_table_structure_argument():
with patch(
"unstructured.partition.pdf_image.ocr.process_file_with_ocr",
) as mock_process_file_with_model:
partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"),
pdf_infer_table_structure=True,
strategy=PartitionStrategy.HI_RES,
)
assert mock_process_file_with_model.call_args[1]["infer_table_structure"]
@pytest.mark.parametrize("extract_image_block_to_payload", [False, True])
def test_auto_partition_pdf_element_extraction(extract_image_block_to_payload: bool):
extract_image_block_types = ["Image", "Table"]
with tempfile.TemporaryDirectory() as tmpdir:
elements = partition(
example_doc_path("pdf/embedded-images-tables.pdf"),
extract_image_block_types=extract_image_block_types,
extract_image_block_to_payload=extract_image_block_to_payload,
extract_image_block_output_dir=tmpdir,
)
assert_element_extraction(
elements, extract_image_block_types, extract_image_block_to_payload, tmpdir
)
def test_auto_partition_html_element_extraction():
extract_image_block_types = ["Image"]
with tempfile.TemporaryDirectory() as tmpdir:
elements = partition(
example_doc_path("fake-html-with-base64-image.html"),
extract_image_block_types=extract_image_block_types,
extract_image_block_to_payload=True,
)
assert_element_extraction(elements, extract_image_block_types, True, tmpdir)
def test_auto_partition_html_image_with_url():
elements = partition(
example_doc_path("fake-html-with-image-from-url.html"),
)
assert elements[1].metadata.image_url is not None
def test_partition_pdf_does_not_raise_warning():
# NOTE(robinson): This is the recommended way to check that no warning is emitted,
# per the pytest docs.
# ref: https://docs.pytest.org/en/7.0.x/how-to/capture-warnings.html
# #additional-use-cases-of-warnings-in-tests
with warnings.catch_warnings():
warnings.simplefilter("error")
partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"), strategy=PartitionStrategy.HI_RES
)
# ================================================================================================
# PPT
# ================================================================================================
def test_auto_partition_ppt_from_filename():
file_path = example_doc_path("fake-power-point.ppt")
elements = partition(file_path, strategy=PartitionStrategy.HI_RES)
assert elements == [
Title(text="Adding a Bullet Slide"),
ListItem(text="Find the bullet slide layout"),
ListItem(text="Use _TextFrame.text for first bullet"),
ListItem(text="Use _TextFrame.add_paragraph() for subsequent bullets"),
NarrativeText(text="Here is a lot of text!"),
NarrativeText(text="Here is some text in a text box!"),
]
assert all(e.metadata.filename == "fake-power-point.ppt" for e in elements)
assert all(e.metadata.file_directory == example_doc_path("") for e in elements)
# ================================================================================================
# PPTX
# ================================================================================================
def test_auto_partition_pptx_from_filename():
file_path = example_doc_path("fake-power-point.pptx")
elements = partition(file_path, strategy=PartitionStrategy.HI_RES)
assert elements == [
Title(text="Adding a Bullet Slide"),
ListItem(text="Find the bullet slide layout"),
ListItem(text="Use _TextFrame.text for first bullet"),
ListItem(text="Use _TextFrame.add_paragraph() for subsequent bullets"),
NarrativeText(text="Here is a lot of text!"),
NarrativeText(text="Here is some text in a text box!"),
]
assert all(e.metadata.filename == "fake-power-point.pptx" for e in elements)
assert all(e.metadata.file_directory == example_doc_path("") for e in elements)
@pytest.mark.parametrize("file_name", ["simple.pptx", "fake-power-point.ppt"])
@pytest.mark.parametrize(
"strategy",
[
PartitionStrategy.AUTO,
PartitionStrategy.FAST,
PartitionStrategy.HI_RES,
PartitionStrategy.OCR_ONLY,
],
)
def test_partition_forwards_strategy_arg_to_partition_pptx_and_its_brokers(
request: FixtureRequest, file_name: str, strategy: str
):
"""The `strategy` arg value received by `partition()` is received by `partition_pptx().
To do this in the brokering-partitioner case (PPT) the strategy argument must make its way to
`partition_ppt()` which must then forward it to `partition_pptx()`. This test makes sure it
made it all the way.
Note this is 2 file-types X 4 strategies = 8 test-cases.
"""
from unstructured.partition.pptx import _PptxPartitioner
def fake_iter_presentation_elements(self: _PptxPartitioner) -> Iterator[Element]:
yield Text(f"strategy=={self._opts.strategy}")
_iter_elements_ = method_mock(
request,
_PptxPartitioner,
"_iter_presentation_elements",
side_effect=fake_iter_presentation_elements,
)
(element,) = partition(example_doc_path(file_name), strategy=strategy)
_iter_elements_.assert_called_once_with(ANY)
assert element.text == f"strategy=={strategy}"
# ================================================================================================
# RST
# ================================================================================================
def test_auto_partition_rst_from_filename():
elements = partition(example_doc_path("README.rst"))
assert elements[0] == Title("Example Docs")
assert elements[0].metadata.filetype == "text/x-rst"
def test_auto_partition_rst_from_file():
with open(example_doc_path("README.rst"), "rb") as f:
elements = partition(file=f, content_type="text/x-rst")
assert elements[0] == Title("Example Docs")
assert elements[0].metadata.filetype == "text/x-rst"
# ================================================================================================
# RTF
# ================================================================================================
def test_auto_partition_rtf_from_filename():
elements = partition(example_doc_path("fake-doc.rtf"), strategy=PartitionStrategy.HI_RES)
assert elements[0] == Title("My First Heading")
# ================================================================================================
# TSV
# ================================================================================================
def test_auto_partition_tsv_from_filename():
elements = partition(example_doc_path("stanley-cups.tsv"))
assert clean_extra_whitespace(elements[0].text) == EXPECTED_TEXT
assert elements[0].metadata.text_as_html == EXPECTED_TABLE
assert elements[0].metadata.filetype == "text/tsv"
# ================================================================================================
# TXT
# ================================================================================================
@pytest.mark.parametrize(
("filename", "expected_elements"),
[
(
"fake-text.txt",
[
NarrativeText(text="This is a test document to use for unit tests."),
Address(text="Doylestown, PA 18901"),
Title(text="Important points:"),
ListItem(text="Hamburgers are delicious"),
ListItem(text="Dogs are the best"),
ListItem(text="I love fuzzy blankets"),
],
),
("fake-text-all-whitespace.txt", []),
],
)
def test_auto_partition_text_from_filename(filename: str, expected_elements: list[Element]):
file_path = example_doc_path(filename)
elements = partition(filename=file_path, strategy=PartitionStrategy.HI_RES)
assert elements == expected_elements
assert all(e.metadata.filename == filename for e in elements)
assert all(e.metadata.file_directory == example_doc_path("") for e in elements)
def test_auto_partition_text_from_file():
with open(example_doc_path("fake-text.txt"), "rb") as f:
elements = partition(file=f, strategy=PartitionStrategy.HI_RES)
assert len(elements) > 0
assert elements == [
NarrativeText(text="This is a test document to use for unit tests."),
Address(text="Doylestown, PA 18901"),
Title(text="Important points:"),
ListItem(text="Hamburgers are delicious"),
ListItem(text="Dogs are the best"),
ListItem(text="I love fuzzy blankets"),
]
# ================================================================================================
# XLS
# ================================================================================================
def test_auto_partition_xls_from_filename():
elements = partition(
example_doc_path("tests-example.xls"), include_header=False, skip_infer_table_types=[]
)
assert len(elements) == 14
assert sum(isinstance(e, Table) for e in elements) == 2
assert elements[0].metadata.text_as_html == EXPECTED_XLS_TABLE
assert len(elements[0].text) == 507
# ================================================================================================
# XLSX
# ================================================================================================
def test_auto_partition_xlsx_from_filename():
elements = partition(
example_doc_path("stanley-cups.xlsx"), include_header=False, skip_infer_table_types=[]
)
assert len(elements) == 4
assert sum(isinstance(e, Table) for e in elements) == 2
assert sum(isinstance(e, Title) for e in elements) == 2
assert clean_extra_whitespace(elements[0].text) == "Stanley Cups"
assert clean_extra_whitespace(elements[1].text) == (
"Team Location Stanley Cups Blues STL 1 Flyers PHI 2 Maple Leafs TOR 13"
)
assert elements[1].metadata.text_as_html == EXPECTED_TABLE_XLSX
assert all(e.metadata.page_number == 1 for e in elements[:2])
assert all(e.metadata.page_number == 2 for e in elements[2:])
assert all(
e.metadata.filetype == "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
for e in elements
)
def test_auto_partition_xlsx_from_file():
with open(example_doc_path("stanley-cups.xlsx"), "rb") as f:
elements = partition(file=f, include_header=False, skip_infer_table_types=[])
assert len(elements) == 4
assert sum(isinstance(element, Table) for element in elements) == 2
assert sum(isinstance(element, Title) for element in elements) == 2
assert clean_extra_whitespace(elements[0].text) == "Stanley Cups"
assert clean_extra_whitespace(elements[1].text) == (
"Team Location Stanley Cups Blues STL 1 Flyers PHI 2 Maple Leafs TOR 13"
)
assert elements[1].metadata.text_as_html == EXPECTED_TABLE_XLSX
assert all(e.metadata.page_number == 1 for e in elements[:2])
assert all(e.metadata.page_number == 2 for e in elements[2:])
assert all(
e.metadata.filetype == "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
for e in elements
)
def test_auto_partition_xlsx_respects_starting_page_number_argument():
elements = partition(example_doc_path("stanley-cups.xlsx"), starting_page_number=3)
assert all(e.metadata.page_number == 3 for e in elements[:2])
assert all(e.metadata.page_number == 4 for e in elements[2:])
# ================================================================================================
# XML
# ================================================================================================
def test_auto_partition_xml_from_filename():
elements = partition(example_doc_path("factbook.xml"), xml_keep_tags=False)
assert elements[0].text == "United States"
assert all(e.metadata.filename == "factbook.xml" for e in elements)
def test_auto_partition_xml_from_file():
with open(example_doc_path("factbook.xml"), "rb") as f:
elements = partition(file=f, xml_keep_tags=False)
assert elements[0].text == "United States"
def test_auto_partition_xml_from_filename_with_tags():
elements = partition(example_doc_path("factbook.xml"), xml_keep_tags=True)
assert "Joe Biden" in elements[0].text
assert elements[0].metadata.filename == "factbook.xml"
def test_auto_partition_xml_from_file_with_tags():
with open(example_doc_path("factbook.xml"), "rb") as f:
elements = partition(file=f, xml_keep_tags=True)
assert "Joe Biden" in elements[0].text
# ================================================================================================
# FILE_TYPE NOT RECOGNIZED OR NOT SUPPORTED
# ================================================================================================
def test_auto_partition_raises_with_bad_type(request: FixtureRequest):
detect_filetype_ = function_mock(
request, "unstructured.partition.auto.detect_filetype", return_value=FileType.UNK
)
with pytest.raises(
UnsupportedFileFormatError,
match="Partitioning is not supported for the FileType.UNK file type.",
):
partition(filename="made-up.fake", strategy=PartitionStrategy.HI_RES)
detect_filetype_.assert_called_once_with(
file_path="made-up.fake",
file=None,
encoding=None,
content_type=None,
metadata_file_path=None,
)
# ================================================================================================
# LOAD FROM URL
# ================================================================================================
def test_auto_partition_from_url():
url = "https://raw.githubusercontent.com/Unstructured-IO/unstructured/main/LICENSE.md"
elements = partition(url=url, content_type="text/plain", strategy=PartitionStrategy.HI_RES)
assert elements[0] == Title("Apache License")
assert all(e.metadata.url == url for e in elements)
def test_auto_partition_from_url_with_rfc9110_content_type():
url = "https://raw.githubusercontent.com/Unstructured-IO/unstructured/main/LICENSE.md"
elements = partition(
url=url, content_type="text/plain; charset=utf-8", strategy=PartitionStrategy.HI_RES
)
assert elements[0] == Title("Apache License")
assert all(e.metadata.url == url for e in elements)
def test_auto_partition_from_url_without_providing_content_type():
url = "https://raw.githubusercontent.com/Unstructured-IO/unstructured/main/LICENSE.md"
elements = partition(url=url, strategy=PartitionStrategy.HI_RES)
assert elements[0] == Title("Apache License")
assert all(e.metadata.url == url for e in elements)
def test_auto_partition_warns_if_header_set_and_not_url(caplog: LogCaptureFixture):
partition(
example_doc_path("eml/fake-email.eml"),
headers={"Accept": "application/pdf"},
strategy=PartitionStrategy.HI_RES,
)
assert caplog.records[0].levelname == "WARNING"
assert "headers kwarg is set but the url kwarg is not. The headers kwarg will b" in caplog.text
def test_auto_partition_from_url_routes_timeout_to_HTTP_request(request: FixtureRequest):
file_and_type_from_url_ = function_mock(
request,
"unstructured.partition.auto.file_and_type_from_url",
side_effect=ConnectionError("Trouble on the wire ..."),
)
with pytest.raises(ConnectionError, match="Trouble on the wire ..."):
partition(url="http://eie.io", request_timeout=326)
file_and_type_from_url_.assert_called_once_with(
url="http://eie.io", content_type=None, headers={}, ssl_verify=True, request_timeout=326
)
# ================================================================================================
# OTHER ARGS
# ================================================================================================
# -- chunking_strategy ----------------------------------------------------
def test_auto_partition_forwards_chunking_strategy_via_kwargs():
chunks = partition(example_doc_path("example-10k-1p.html"), chunking_strategy="by_title")
assert all(isinstance(chunk, (CompositeElement, Table, TableChunk)) for chunk in chunks)
def test_auto_partition_forwards_max_characters_via_kwargs():
chunks = partition(
example_doc_path("example-10k-1p.html"),
chunking_strategy="by_title",
max_characters=250,
)
assert all(len(chunk.text) <= 250 for chunk in chunks)
# -- detect_language_per_element ------------------------------------------
def test_auto_partition_respects_detect_language_per_element_arg():
elements = partition(
example_doc_path("language-docs/eng_spa_mult.txt"), detect_language_per_element=True
)
langs = [element.metadata.languages for element in elements]
assert langs == [["eng"], ["spa", "eng"], ["eng"], ["eng"], ["spa"]]
# -- languages ------------------------------------------------------------
@pytest.mark.parametrize(
"file_extension",
[
"doc",
"docx",
"eml",
"epub",
"html",
"md",
"odt",
"org",
"ppt",
"pptx",
"rst",
"rtf",
"txt",
"xml",
],
)
def test_auto_partition_respects_language_arg(file_extension: str):
elements = partition(
example_doc_path(f"language-docs/eng_spa_mult.{file_extension}"), languages=["deu"]
)
assert all(element.metadata.languages == ["deu"] for element in elements)
# -- include_page_breaks --------------------------------------------------
def test_auto_partition_forwards_include_page_breaks_to_partition_pdf():
elements = partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"),
include_page_breaks=True,
strategy=PartitionStrategy.HI_RES,
)
assert "PageBreak" in [elem.category for elem in elements]
# -- metadata_filename ----------------------------------------------------
def test_auto_partition_forwards_metadata_filename_via_kwargs():
with open(example_doc_path("fake-text.txt"), "rb") as f:
elements = partition(file=f, metadata_filename="much-more-interesting-name.txt")
assert all(e.metadata.filename == "much-more-interesting-name.txt" for e in elements)
# -- ocr_languages --------------------------------------------------------
def test_auto_partition_image_formats_languages_for_tesseract(request: FixtureRequest):
process_file_with_ocr_ = function_mock(
request, "unstructured.partition.pdf_image.ocr.process_file_with_ocr"
)
partition(
example_doc_path("img/chi_sim_image.jpeg"),
strategy=PartitionStrategy.HI_RES,
languages=["zh"],
)
call_kwargs = process_file_with_ocr_.call_args_list[0][1]
assert call_kwargs["ocr_languages"] == "chi_sim+chi_sim_vert+chi_tra+chi_tra_vert"
@pytest.mark.parametrize(("languages", "ocr_languages"), [(["auto"], ""), (["eng"], "")])
def test_auto_partition_ignores_empty_string_for_ocr_languages(
languages: list[str], ocr_languages: str
):
elements = partition(
example_doc_path("book-war-and-peace-1p.txt"),
strategy=PartitionStrategy.OCR_ONLY,
ocr_languages=ocr_languages,
languages=languages,
)
assert all(e.metadata.languages == ["eng"] for e in elements)
def test_auto_partition_warns_with_ocr_languages(caplog: LogCaptureFixture):
partition(
example_doc_path("pdf/chevron-page.pdf"),
strategy=PartitionStrategy.HI_RES,
ocr_languages="eng",
)
assert caplog.records[0].levelname == "WARNING"
assert "The ocr_languages kwarg will be deprecated" in caplog.text
# -- skip_infer_table_types -----------------------------------------------
@pytest.mark.parametrize(
("skip_infer_table_types", "filename", "has_text_as_html"),
[
(["xlsx"], "stanley-cups.xlsx", False),
([], "stanley-cups.xlsx", True),
(["odt"], "fake.odt", False),
([], "fake.odt", True),
],
)
def test_auto_partition_respects_skip_infer_table_types(
skip_infer_table_types: list[str], filename: str, has_text_as_html: bool
):
with open(example_doc_path(filename), "rb") as f:
elements = partition(file=f, skip_infer_table_types=skip_infer_table_types)
table_elements = [e for e in elements if isinstance(e, Table)]
assert table_elements
for e in table_elements:
assert (e.metadata.text_as_html is not None) == has_text_as_html
# ================================================================================================
# METADATA BEHAVIORS
# ================================================================================================
# -- .filetype ------------------------------------------------------------
@pytest.mark.parametrize(
("content_type", "shortname", "expected_value"),
[
("text/csv", "csv", "text/csv"),
("text/html", "html", "text/html"),
("jdsfjdfsjkds", "pdf", None),
],
)
def test_auto_partition_adds_filetype_to_metadata(
request: FixtureRequest,
content_type: str,
shortname: str,
expected_value: str | None,
):
partition_fn_ = function_mock(
request,
f"unstructured.partition.{shortname}.partition_{shortname}",
return_value=[Text("text 1"), Text("text 2")],
)
partitioner_loader_get_ = method_mock(
request, _PartitionerLoader, "get", return_value=partition_fn_
)
elements = partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"), content_type=content_type
)
partitioner_loader_get_.assert_called_once()
assert len(elements) == 2
assert all(e.metadata.filetype == expected_value for e in elements)
@pytest.mark.parametrize(
"content_type",
[
# -- content-type provided as argument --
"application/pdf",
# -- auto-detected content-type --
None,
],
)
def test_auto_partition_overwrites_any_filetype_applied_by_file_specific_partitioner(
request: FixtureRequest, content_type: str | None
):
metadata = ElementMetadata(filetype="imapdf")
partition_pdf_ = function_mock(
request,
"unstructured.partition.pdf.partition_pdf",
return_value=[Text("text 1", metadata=metadata), Text("text 2", metadata=metadata)],
)
partitioner_loader_get_ = method_mock(
request, _PartitionerLoader, "get", return_value=partition_pdf_
)
elements = partition(
example_doc_path("pdf/layout-parser-paper-fast.pdf"), content_type=content_type
)
partitioner_loader_get_.assert_called_once_with(ANY, FileType.PDF)
assert len(elements) == 2
assert all(e.metadata.filetype == "application/pdf" for e in elements)
@pytest.mark.parametrize(
("file_name", "file_type"),
[
("stanley-cups.csv", FileType.CSV),
("simple.doc", FileType.DOC),
("simple.docx", FileType.DOCX),
("fake-email.eml", FileType.EML),
("simple.epub", FileType.EPUB),
("fake-html.html", FileType.HTML),
("README.md", FileType.MD),
("fake-email.msg", FileType.MSG),
("simple.odt", FileType.ODT),
("pdf/DA-1p.pdf", FileType.PDF),
("fake-power-point.ppt", FileType.PPT),
("simple.pptx", FileType.PPTX),
("README.rst", FileType.RST),
("fake-doc.rtf", FileType.RTF),
("stanley-cups.tsv", FileType.TSV),
("fake-text.txt", FileType.TXT),
("tests-example.xls", FileType.XLSX),
("stanley-cups.xlsx", FileType.XLSX),
("factbook.xml", FileType.XML),
],
)
def test_auto_partition_applies_the_correct_filetype_for_all_filetypes(
file_name: str, file_type: FileType
):
file_path = example_doc_path(file_name)
partition_fn_name = file_type.partitioner_function_name
module = import_module(file_type.partitioner_module_qname)
partition_fn = getattr(module, partition_fn_name)
# -- partition the example-doc for this filetype --
elements = partition_fn(file_path, process_attachments=False)
assert elements
assert all(
e.metadata.filetype == file_type.mime_type
for e in elements
if e.metadata.filetype is not None
)
def test_detect_filetype_maps_file_to_bytes_io_when_spooled_temp_file_used(mocker):
detect_filetype_mock = MagicMock(return_value=FileType.JSON)
mocker.patch("unstructured.file_utils.filetype._FileTypeDetector", detect_filetype_mock)
with tempfile.SpooledTemporaryFile() as f:
f.write(b'{"text": Hello, world!}')
f.seek(0)
detect_filetype(file=f)
file_detection_context = detect_filetype_mock.file_type.call_args[0][0]
assert file_detection_context.text_head == '{"text": Hello, world!}'
# -- .languages -----------------------------------------------------------
def test_auto_partition_passes_user_provided_languages_arg_to_PDF():
elements = partition(
example_doc_path("pdf/chevron-page.pdf"),
strategy=PartitionStrategy.OCR_ONLY,
languages=["eng"],
)
assert all(e.metadata.languages == ["eng"] for e in elements)
def test_auto_partition_languages_argument_default_to_None_when_omitted():
elements = partition(example_doc_path("handbook-1p.docx"), detect_language_per_element=True)
# -- PageBreak and any other element with no text is assigned `None` --
assert all(e.text == "" for e in elements if e.metadata.languages is None)
def test_auto_partition_default_does_not_overwrite_other_defaults():
"""`partition()` ["eng"] default does not overwrite ["auto"] default in other partitioners."""
# the default for `languages` is ["auto"] in partiton_text
from unstructured.partition.text import partition_text
# Use a document that is primarily in a language other than English
file_path = example_doc_path("language-docs/UDHR_first_article_all.txt")
text_elements = partition_text(file_path)
assert text_elements[0].metadata.languages != ["eng"]
auto_elements = partition(file_path)
assert auto_elements[0].metadata.languages != ["eng"]
assert auto_elements[0].metadata.languages == text_elements[0].metadata.languages
# ================================================================================================
# MISCELLANEOUS BEHAVIORS
# ================================================================================================
def test_auto_partition_from_filename_works_on_empty_file():
assert partition(example_doc_path("empty.txt")) == []
def test_auto_partition_from_file_works_on_empty_file():
with open(example_doc_path("empty.txt"), "rb") as f:
assert partition(file=f) == []
def test_auto_partition_that_requires_extras_raises_when_dependencies_are_not_installed(
request: FixtureRequest,
):
_PartitionerLoader._partitioners.pop(FileType.PDF, None)
dependency_exists_ = function_mock(
request, "unstructured.partition.auto.dependency_exists", return_value=False
)
match = r"partition_pdf\(\) is not available because one or more dependencies are not installed"
with pytest.raises(ImportError, match=match):
partition(example_doc_path("pdf/layout-parser-paper-fast.pdf"))
dependency_exists_.assert_called_once_with("pdf2image")
# ================================================================================================
# MODULE-LEVEL FIXTURES
# ================================================================================================
@pytest.fixture()
def expected_docx_elements():
return [
Title("These are a few of my favorite things:"),
ListItem("Parrots"),
ListItem("Hockey"),
Text("Analysis"),
NarrativeText("This is my first thought. This is my second thought."),
NarrativeText("This is my third thought."),
Text("2023"),
Address("DOYLESTOWN, PA 18901"),
]
def _test_partition_foo():
pass
def test_auto_partition_works_with_custom_types(
request: FixtureRequest,
):
file_type = create_file_type("FOO", canonical_mime_type="application/foo", extensions=[".foo"])
register_partitioner(file_type)(_test_partition_foo)
loader = _PartitionerLoader()
assert loader.get(file_type) is _test_partition_foo