feat(reader): add PDF reading support with outline chapters, CLI blocks, and noise filtering (task 7)

app/vendor/pypdf/__init__.py

@@ -0,0 +1,53 @@
+"""
+pypdf is a free and open-source pure-python PDF library capable of splitting,
+merging, cropping, and transforming the pages of PDF files. It can also add
+custom data, viewing options, and passwords to PDF files. pypdf can retrieve
+text and metadata from PDFs as well.
+
+You can read the full docs at https://pypdf.readthedocs.io/.
+"""
+
+from ._configuration import Configuration, apply_configuration, get_configuration, overwrite_configuration
+from ._crypt_providers import crypt_provider
+from ._doc_common import DocumentInformation
+from ._encryption import PasswordType
+from ._page import PageObject, Transformation
+from ._reader import PdfReader
+from ._text_extraction import mult
+from ._version import __version__
+from ._writer import ObjectDeletionFlag, PdfWriter
+from .constants import ImageType
+from .pagerange import PageRange, parse_filename_page_ranges
+from .papersizes import PaperSize
+
+try:
+    import PIL
+
+    pil_version = PIL.__version__
+except ImportError:
+    pil_version = "none"
+
+_debug_versions = (
+    f"pypdf=={__version__}, {crypt_provider=}, PIL={pil_version}"
+)
+
+__all__ = [
+    "Configuration",
+    "DocumentInformation",
+    "ImageType",
+    "ObjectDeletionFlag",
+    "PageObject",
+    "PageRange",
+    "PaperSize",
+    "PasswordType",
+    "PdfReader",
+    "PdfWriter",
+    "Transformation",
+    "__version__",
+    "_debug_versions",
+    "apply_configuration",
+    "get_configuration",
+    "mult",
+    "overwrite_configuration",
+    "parse_filename_page_ranges",
+]