mirror of
https://github.com/allenai/olmocr.git
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229 lines
8.1 KiB
Python
229 lines
8.1 KiB
Python
import glob
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import io
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import json
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import os
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import unittest
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from pypdf import PdfReader
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from olmocr.data.renderpdf import get_pdf_media_box_width_height
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from olmocr.prompts.anchor import _linearize_pdf_report, _pdf_report, get_anchor_text
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class AnchorTest(unittest.TestCase):
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def testExtractText(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "some_ocr1.pdf")
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reader = PdfReader(local_pdf_path)
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page = reader.pages[0]
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def visitor_body(text, cm, tm, font_dict, font_size):
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print(repr(text), cm, tm, font_size)
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def visitor_op(op, args, cm, tm):
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# print(op, args, cm, tm)
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pass
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page.extract_text(visitor_text=visitor_body, visitor_operand_before=visitor_op)
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def testAnchorBase(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "pdftotext_two_column_issue.pdf")
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report = _pdf_report(local_pdf_path, 2)
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print(report)
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print(get_anchor_text(local_pdf_path, 2, pdf_engine="pdfreport"))
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def testAnchorImage(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "some_ocr1.pdf")
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report = _pdf_report(local_pdf_path, 1)
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print(report)
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print(get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport"))
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def testSmallPage(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "small_page_size.pdf")
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report = _pdf_report(local_pdf_path, 1)
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print(report)
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print(get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport"))
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def testBadUTFSurrogatePairsGeneration(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "badlines.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 4, pdf_engine="pdfreport")
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jsondata = json.dumps({"text": anchor_text})
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import pyarrow as pa
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import pyarrow.compute as pc
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import pyarrow.json as paj
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buffer = io.BytesIO(jsondata.encode("utf-8"))
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paj.read_json(buffer, read_options=paj.ReadOptions(use_threads=False, block_size=len(jsondata)))
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def testLargePromptHint1(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "large_prompt_hint1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 4, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 1000)
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def testLargePromptHint2(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "large_prompt_hint2.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 2, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testLargePromptHint3(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "large_prompt_hint3.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 2, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testNewsPaperPromptHint(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "newspaper.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testTobaccoPaperMissingParagraphs(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "tobacco_missed_tokens_pg1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testAnchorOtherLengths(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "tobacco_missed_tokens_pg1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=2000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 2000)
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=6000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 6000)
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def testFailingAnchor(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "failing_anchor_pg4.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 4, pdf_engine="pdfreport")
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testEmptyAnchor(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "tobacco_missed_tokens_pg1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=0)
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self.assertEqual(anchor_text.strip(), "Page dimensions: 612.0x792.0")
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def testCannotLoad(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "load_v_error.pdf")
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reader = PdfReader(local_pdf_path)
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page = 5
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anchor_text = get_anchor_text(local_pdf_path, page, pdf_engine="pdfreport", target_length=6000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 6000)
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@unittest.skip("TODO, this unit test still fails, the map text is too large.")
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def testExcessiveMapAnchor(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "map1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=6000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 4000)
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def testKyleOnePageAnchors1(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "dolma-page-1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=6000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 6000)
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def testKyleOnePageAnchors2(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "olmo-page-1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, pdf_engine="pdfreport", target_length=6000)
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print(anchor_text)
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print(len(anchor_text))
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self.assertLessEqual(len(anchor_text), 6000)
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class BuildSilverTest(unittest.TestCase):
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def testSmallPage(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "small_page_size.pdf")
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from olmocr.data.buildsilver import build_page_query
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result = build_page_query(local_pdf_path, "s3://test.pdf", 1)
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from olmocr.data.renderpdf import get_png_dimensions_from_base64
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base64data = result["body"]["messages"][0]["content"][1]["image_url"]["url"]
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if base64data.startswith("data:image/png;base64,"):
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base64data = base64data[22:]
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width, height = get_png_dimensions_from_base64(base64data)
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print(width, height)
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assert max(width, height) == 2048
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class TestRenderPdf(unittest.TestCase):
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def testFastMediaBoxMatchesPyPdf(self):
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for file in glob.glob(os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "*.pdf")):
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reader = PdfReader(file)
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print("checking", file)
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for page_num in range(1, len(reader.pages) + 1):
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w1, h1 = get_pdf_media_box_width_height(file, page_num)
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pypdfpage = reader.pages[page_num - 1]
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self.assertAlmostEqual(w1, pypdfpage.mediabox.width, places=3)
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self.assertAlmostEqual(h1, pypdfpage.mediabox.height, places=3)
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class TestOutputSamplePage(unittest.TestCase):
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def testTobaccoPaper(self):
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local_pdf_path = os.path.join(os.path.dirname(__file__), "gnarly_pdfs", "tobacco_missed_tokens_pg1.pdf")
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anchor_text = get_anchor_text(local_pdf_path, 1, "pdfreport", target_length=6000)
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print("")
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print(anchor_text)
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print("")
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