updated docs strings and added README.md

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2026-03-08 17:59:56 +05:30
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@@ -2,14 +2,14 @@
"module": "omniread.pdf",
"content": {
"path": "omniread.pdf",
"docstring": "PDF format implementation for OmniRead.\n\n---\n\n## Summary\n\nThis package provides **PDF-specific implementations** of the core OmniRead\ncontracts defined in `omniread.core`.\n\nUnlike HTML, PDF handling requires an explicit client layer for document\naccess. This package therefore includes:\n- PDF clients for acquiring raw PDF data\n- PDF scrapers that coordinate client access\n- PDF parsers that extract structured content from PDF binaries\n\nPublic exports from this package represent the supported PDF pipeline\nand are safe for consumers to import directly when working with PDFs.\n\n---\n\n## Public API\n\n FileSystemPDFClient\n PDFScraper\n PDFParser\n\n---",
"docstring": "# Summary\n\nPDF format implementation for OmniRead.\n\nThis package provides **PDF-specific implementations** of the core OmniRead\ncontracts defined in `omniread.core`.\n\nUnlike HTML, PDF handling requires an explicit client layer for document\naccess. This package therefore includes:\n\n- PDF clients for acquiring raw PDF data.\n- PDF scrapers that coordinate client access.\n- PDF parsers that extract structured content from PDF binaries.\n\nPublic exports from this package represent the supported PDF pipeline\nand are safe for consumers to import directly when working with PDFs.\n\n---\n\n# Public API\n\n- `FileSystemPDFClient`\n- `PDFScraper`\n- `PDFParser`\n\n---",
"objects": {
"FileSystemPDFClient": {
"name": "FileSystemPDFClient",
"kind": "class",
"path": "omniread.pdf.FileSystemPDFClient",
"signature": "<bound method Alias.signature of Alias('FileSystemPDFClient', 'omniread.pdf.client.FileSystemPDFClient')>",
"docstring": "PDF client that reads from the local filesystem.\n\nNotes:\n **Guarantees:**\n\n - This client reads PDF files directly from the disk and returns their raw binary contents",
"docstring": "PDF client that reads from the local filesystem.\n\nNotes:\n **Guarantees:**\n\n - This client reads PDF files directly from the disk and returns\n their raw binary contents.",
"members": {
"fetch": {
"name": "fetch",
@@ -25,7 +25,7 @@
"kind": "class",
"path": "omniread.pdf.PDFScraper",
"signature": "<bound method Alias.signature of Alias('PDFScraper', 'omniread.pdf.scraper.PDFScraper')>",
"docstring": "Scraper for PDF sources.\n\nNotes:\n **Responsibilities:**\n\n - Delegates byte retrieval to a PDF client and normalizes output into Content\n - Preserves caller-provided metadata\n\n **Constraints:**\n \n - The scraper: Does not perform parsing or interpretation, does not assume a specific storage backend",
"docstring": "Scraper for PDF sources.\n\nNotes:\n **Responsibilities:**\n\n - Delegates byte retrieval to a PDF client and normalizes output\n into `Content`.\n - Preserves caller-provided metadata.\n\n **Constraints:**\n\n - The scraper does not perform parsing or interpretation.\n - Does not assume a specific storage backend.",
"members": {
"fetch": {
"name": "fetch",
@@ -41,7 +41,7 @@
"kind": "class",
"path": "omniread.pdf.PDFParser",
"signature": "<bound method Alias.signature of Alias('PDFParser', 'omniread.pdf.parser.PDFParser')>",
"docstring": "Base PDF parser.\n\nNotes:\n **Responsibilities:**\n\n - This class enforces PDF content-type compatibility and provides the extension point for implementing concrete PDF parsing strategies\n\n **Constraints:**\n\n - Concrete implementations must: Define the output type `T`, implement the `parse()` method",
"docstring": "Base PDF parser.\n\nNotes:\n **Responsibilities:**\n\n - This class enforces PDF content-type compatibility and provides\n the extension point for implementing concrete PDF parsing strategies.\n\n **Constraints:**\n\n - Concrete implementations must define the output type `T` and\n implement the `parse()` method.",
"members": {
"supported_types": {
"name": "supported_types",
@@ -55,7 +55,7 @@
"kind": "function",
"path": "omniread.pdf.PDFParser.parse",
"signature": "<bound method Alias.signature of Alias('parse', 'omniread.pdf.parser.PDFParser.parse')>",
"docstring": "Parse PDF content into a structured output.\n\nReturns:\n T:\n Parsed representation of type `T`.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully interpret the PDF binary payload and return a deterministic, structured output"
"docstring": "Parse PDF content into a structured output.\n\nReturns:\n T:\n Parsed representation of type `T`.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully interpret the PDF binary payload and\n return a deterministic, structured output."
}
}
},
@@ -64,7 +64,7 @@
"kind": "module",
"path": "omniread.pdf.client",
"signature": null,
"docstring": "PDF client abstractions for OmniRead.\n\n---\n\n## Summary\n\nThis module defines the **client layer** responsible for retrieving raw PDF\nbytes from a concrete backing store.\n\nClients provide low-level access to PDF binaries and are intentionally\ndecoupled from scraping and parsing logic. They do not perform validation,\ninterpretation, or content extraction.\n\nTypical backing stores include:\n- Local filesystems\n- Object storage (S3, GCS, etc.)\n- Network file systems",
"docstring": "# Summary\n\nPDF client abstractions for OmniRead.\n\nThis module defines the **client layer** responsible for retrieving raw PDF\nbytes from a concrete backing store.\n\nClients provide low-level access to PDF binaries and are intentionally\ndecoupled from scraping and parsing logic. They do not perform validation,\ninterpretation, or content extraction.\n\nTypical backing stores include:\n\n- Local filesystems\n- Object storage (S3, GCS, etc.)\n- Network file systems",
"members": {
"Any": {
"name": "Any",
@@ -98,14 +98,14 @@
"name": "BasePDFClient",
"kind": "class",
"path": "omniread.pdf.client.BasePDFClient",
"signature": "<bound method Class.signature of Class('BasePDFClient', 26, 54)>",
"docstring": "Abstract client responsible for retrieving PDF bytes\nfrom a specific backing store (filesystem, S3, FTP, etc.).\n\nNotes:\n **Responsibilities:**\n\n - Implementations must accept a source identifier appropriate to the backing store, return the full PDF binary payload, and raise retrieval-specific errors on failure",
"signature": "<bound method Class.signature of Class('BasePDFClient', 25, 57)>",
"docstring": "Abstract client responsible for retrieving PDF bytes.\n\nRetrieves bytes from a specific backing store (filesystem, S3, FTP, etc.).\n\nNotes:\n **Responsibilities:**\n\n - Implementations must accept a source identifier appropriate to\n the backing store.\n - Return the full PDF binary payload.\n - Raise retrieval-specific errors on failure.",
"members": {
"fetch": {
"name": "fetch",
"kind": "function",
"path": "omniread.pdf.client.BasePDFClient.fetch",
"signature": "<bound method Function.signature of Function('fetch', 37, 54)>",
"signature": "<bound method Function.signature of Function('fetch', 40, 57)>",
"docstring": "Fetch raw PDF bytes from the given source.\n\nArgs:\n source (Any):\n Identifier of the PDF location, such as a file path, object storage key, or remote reference.\n\nReturns:\n bytes:\n Raw PDF bytes.\n\nRaises:\n Exception:\n Retrieval-specific errors defined by the implementation."
}
}
@@ -114,14 +114,14 @@
"name": "FileSystemPDFClient",
"kind": "class",
"path": "omniread.pdf.client.FileSystemPDFClient",
"signature": "<bound method Class.signature of Class('FileSystemPDFClient', 57, 92)>",
"docstring": "PDF client that reads from the local filesystem.\n\nNotes:\n **Guarantees:**\n\n - This client reads PDF files directly from the disk and returns their raw binary contents",
"signature": "<bound method Class.signature of Class('FileSystemPDFClient', 60, 96)>",
"docstring": "PDF client that reads from the local filesystem.\n\nNotes:\n **Guarantees:**\n\n - This client reads PDF files directly from the disk and returns\n their raw binary contents.",
"members": {
"fetch": {
"name": "fetch",
"kind": "function",
"path": "omniread.pdf.client.FileSystemPDFClient.fetch",
"signature": "<bound method Function.signature of Function('fetch', 67, 92)>",
"signature": "<bound method Function.signature of Function('fetch', 71, 96)>",
"docstring": "Read a PDF file from the local filesystem.\n\nArgs:\n path (Path):\n Filesystem path to the PDF file.\n\nReturns:\n bytes:\n Raw PDF bytes.\n\nRaises:\n FileNotFoundError:\n If the path does not exist.\n ValueError:\n If the path exists but is not a file."
}
}
@@ -133,7 +133,7 @@
"kind": "module",
"path": "omniread.pdf.parser",
"signature": null,
"docstring": "PDF parser base implementations for OmniRead.\n\n---\n\n## Summary\n\nThis module defines the **PDF-specific parser contract**, extending the\nformat-agnostic `BaseParser` with constraints appropriate for PDF content.\n\nPDF parsers are responsible for interpreting binary PDF data and producing\nstructured representations suitable for downstream consumption.",
"docstring": "# Summary\n\nPDF parser base implementations for OmniRead.\n\nThis module defines the **PDF-specific parser contract**, extending the\nformat-agnostic `BaseParser` with constraints appropriate for PDF content.\n\nPDF parsers are responsible for interpreting binary PDF data and producing\nstructured representations suitable for downstream consumption.",
"members": {
"Generic": {
"name": "Generic",
@@ -161,7 +161,7 @@
"kind": "class",
"path": "omniread.pdf.parser.ContentType",
"signature": "<bound method Alias.signature of Alias('ContentType', 'omniread.core.content.ContentType')>",
"docstring": "Supported MIME types for extracted content.\n\nNotes:\n **Guarantees:**\n\n - This enum represents the declared or inferred media type of the content source\n - It is primarily used for routing content to the appropriate parser or downstream consumer",
"docstring": "Supported MIME types for extracted content.\n\nNotes:\n **Guarantees:**\n\n - This enum represents the declared or inferred media type of the\n content source.\n - It is primarily used for routing content to the appropriate\n parser or downstream consumer.",
"members": {
"HTML": {
"name": "HTML",
@@ -198,7 +198,7 @@
"kind": "class",
"path": "omniread.pdf.parser.BaseParser",
"signature": "<bound method Alias.signature of Alias('BaseParser', 'omniread.core.parser.BaseParser')>",
"docstring": "Base interface for all parsers.\n\nNotes:\n **Guarantees:**\n\n - A parser is a self-contained object that owns the Content it is responsible for interpreting\n - Consumers may rely on early validation of content compatibility and type-stable return values from `parse()`\n\n **Responsibilities:**\n\n - Implementations must declare supported content types via `supported_types`\n - Implementations must raise parsing-specific exceptions from `parse()`\n - Implementations must remain deterministic for a given input",
"docstring": "Base interface for all parsers.\n\nNotes:\n **Guarantees:**\n\n - A parser is a self-contained object that owns the `Content` it is\n responsible for interpreting.\n - Consumers may rely on early validation of content compatibility\n and type-stable return values from `parse()`.\n\n **Responsibilities:**\n\n - Implementations must declare supported content types via `supported_types`.\n - Implementations must raise parsing-specific exceptions from `parse()`.\n - Implementations must remain deterministic for a given input.",
"members": {
"supported_types": {
"name": "supported_types",
@@ -219,7 +219,7 @@
"kind": "function",
"path": "omniread.pdf.parser.BaseParser.parse",
"signature": "<bound method Alias.signature of Alias('parse', 'omniread.core.parser.BaseParser.parse')>",
"docstring": "Parse the owned content into structured output.\n\nReturns:\n T:\n Parsed, structured representation.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully consume the provided content and return a deterministic, structured output"
"docstring": "Parse the owned content into structured output.\n\nReturns:\n T:\n Parsed, structured representation.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully consume the provided content and\n return a deterministic, structured output."
},
"supports": {
"name": "supports",
@@ -241,8 +241,8 @@
"name": "PDFParser",
"kind": "class",
"path": "omniread.pdf.parser.PDFParser",
"signature": "<bound method Class.signature of Class('PDFParser', 24, 61)>",
"docstring": "Base PDF parser.\n\nNotes:\n **Responsibilities:**\n\n - This class enforces PDF content-type compatibility and provides the extension point for implementing concrete PDF parsing strategies\n\n **Constraints:**\n\n - Concrete implementations must: Define the output type `T`, implement the `parse()` method",
"signature": "<bound method Class.signature of Class('PDFParser', 22, 62)>",
"docstring": "Base PDF parser.\n\nNotes:\n **Responsibilities:**\n\n - This class enforces PDF content-type compatibility and provides\n the extension point for implementing concrete PDF parsing strategies.\n\n **Constraints:**\n\n - Concrete implementations must define the output type `T` and\n implement the `parse()` method.",
"members": {
"supported_types": {
"name": "supported_types",
@@ -255,8 +255,8 @@
"name": "parse",
"kind": "function",
"path": "omniread.pdf.parser.PDFParser.parse",
"signature": "<bound method Function.signature of Function('parse', 43, 61)>",
"docstring": "Parse PDF content into a structured output.\n\nReturns:\n T:\n Parsed representation of type `T`.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully interpret the PDF binary payload and return a deterministic, structured output"
"signature": "<bound method Function.signature of Function('parse', 43, 62)>",
"docstring": "Parse PDF content into a structured output.\n\nReturns:\n T:\n Parsed representation of type `T`.\n\nRaises:\n Exception:\n Parsing-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must fully interpret the PDF binary payload and\n return a deterministic, structured output."
}
}
}
@@ -267,7 +267,7 @@
"kind": "module",
"path": "omniread.pdf.scraper",
"signature": null,
"docstring": "PDF scraping implementation for OmniRead.\n\n---\n\n## Summary\n\nThis module provides a PDF-specific scraper that coordinates PDF byte\nretrieval via a client and normalizes the result into a `Content` object.\n\nThe scraper implements the core `BaseScraper` contract while delegating\nall storage and access concerns to a `BasePDFClient` implementation.",
"docstring": "# Summary\n\nPDF scraping implementation for OmniRead.\n\nThis module provides a PDF-specific scraper that coordinates PDF byte\nretrieval via a client and normalizes the result into a `Content` object.\n\nThe scraper implements the core `BaseScraper` contract while delegating\nall storage and access concerns to a `BasePDFClient` implementation.",
"members": {
"Any": {
"name": "Any",
@@ -295,7 +295,7 @@
"kind": "class",
"path": "omniread.pdf.scraper.Content",
"signature": "<bound method Alias.signature of Alias('Content', 'omniread.core.content.Content')>",
"docstring": "Normalized representation of extracted content.\n\nNotes:\n **Responsibilities:**\n\n - A `Content` instance represents a raw content payload along with minimal contextual metadata describing its origin and type\n - This class is the primary exchange format between Scrapers, Parsers, and Downstream consumers",
"docstring": "Normalized representation of extracted content.\n\nNotes:\n **Responsibilities:**\n\n - A `Content` instance represents a raw content payload along with\n minimal contextual metadata describing its origin and type.\n - This class is the primary exchange format between scrapers,\n parsers, and downstream consumers.",
"members": {
"raw": {
"name": "raw",
@@ -332,7 +332,7 @@
"kind": "class",
"path": "omniread.pdf.scraper.ContentType",
"signature": "<bound method Alias.signature of Alias('ContentType', 'omniread.core.content.ContentType')>",
"docstring": "Supported MIME types for extracted content.\n\nNotes:\n **Guarantees:**\n\n - This enum represents the declared or inferred media type of the content source\n - It is primarily used for routing content to the appropriate parser or downstream consumer",
"docstring": "Supported MIME types for extracted content.\n\nNotes:\n **Guarantees:**\n\n - This enum represents the declared or inferred media type of the\n content source.\n - It is primarily used for routing content to the appropriate\n parser or downstream consumer.",
"members": {
"HTML": {
"name": "HTML",
@@ -369,14 +369,14 @@
"kind": "class",
"path": "omniread.pdf.scraper.BaseScraper",
"signature": "<bound method Alias.signature of Alias('BaseScraper', 'omniread.core.scraper.BaseScraper')>",
"docstring": "Base interface for all scrapers.\n\nNotes:\n **Responsibilities:**\n\n - A scraper is responsible ONLY for fetching raw content (bytes) from a source. It must not interpret or parse it\n - A scraper is a stateless acquisition component that retrieves raw content from a source and returns it as a `Content` object\n - Scrapers define how content is obtained, not what the content means\n - Implementations may vary in transport mechanism, authentication strategy, retry and backoff behavior\n\n **Constraints:**\n\n - Implementations must not parse content, modify content semantics, or couple scraping logic to a specific parser",
"docstring": "Base interface for all scrapers.\n\nNotes:\n **Responsibilities:**\n\n - A scraper is responsible ONLY for fetching raw content (bytes)\n from a source. It must not interpret or parse it.\n - A scraper is a stateless acquisition component that retrieves raw\n content from a source and returns it as a `Content` object.\n - Scrapers define how content is obtained, not what the content means.\n - Implementations may vary in transport mechanism, authentication\n strategy, retry and backoff behavior.\n\n **Constraints:**\n\n - Implementations must not parse content, modify content semantics,\n or couple scraping logic to a specific parser.",
"members": {
"fetch": {
"name": "fetch",
"kind": "function",
"path": "omniread.pdf.scraper.BaseScraper.fetch",
"signature": "<bound method Alias.signature of Alias('fetch', 'omniread.core.scraper.BaseScraper.fetch')>",
"docstring": "Fetch raw content from the given source.\n\nArgs:\n source (str):\n Location identifier (URL, file path, S3 URI, etc.)\n metadata (Optional[Mapping[str, Any]], optional):\n Optional hints for the scraper (headers, auth, etc.)\n\nReturns:\n Content:\n Content object containing raw bytes and metadata.\n\nRaises:\n Exception:\n Retrieval-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must retrieve the content referenced by `source` and return it as raw bytes wrapped in a `Content` object"
"docstring": "Fetch raw content from the given source.\n\nArgs:\n source (str):\n Location identifier (URL, file path, S3 URI, etc.).\n\n metadata (Optional[Mapping[str, Any]], optional):\n Optional hints for the scraper (headers, auth, etc.).\n\nReturns:\n Content:\n Content object containing raw bytes and metadata.\n\nRaises:\n Exception:\n Retrieval-specific errors as defined by the implementation.\n\nNotes:\n **Responsibilities:**\n\n - Implementations must retrieve the content referenced by `source`\n and return it as raw bytes wrapped in a `Content` object."
}
}
},
@@ -385,7 +385,7 @@
"kind": "class",
"path": "omniread.pdf.scraper.BasePDFClient",
"signature": "<bound method Alias.signature of Alias('BasePDFClient', 'omniread.pdf.client.BasePDFClient')>",
"docstring": "Abstract client responsible for retrieving PDF bytes\nfrom a specific backing store (filesystem, S3, FTP, etc.).\n\nNotes:\n **Responsibilities:**\n\n - Implementations must accept a source identifier appropriate to the backing store, return the full PDF binary payload, and raise retrieval-specific errors on failure",
"docstring": "Abstract client responsible for retrieving PDF bytes.\n\nRetrieves bytes from a specific backing store (filesystem, S3, FTP, etc.).\n\nNotes:\n **Responsibilities:**\n\n - Implementations must accept a source identifier appropriate to\n the backing store.\n - Return the full PDF binary payload.\n - Raise retrieval-specific errors on failure.",
"members": {
"fetch": {
"name": "fetch",
@@ -400,8 +400,8 @@
"name": "PDFScraper",
"kind": "class",
"path": "omniread.pdf.scraper.PDFScraper",
"signature": "<bound method Class.signature of Class('PDFScraper', 22, 77)>",
"docstring": "Scraper for PDF sources.\n\nNotes:\n **Responsibilities:**\n\n - Delegates byte retrieval to a PDF client and normalizes output into Content\n - Preserves caller-provided metadata\n\n **Constraints:**\n \n - The scraper: Does not perform parsing or interpretation, does not assume a specific storage backend",
"signature": "<bound method Class.signature of Class('PDFScraper', 20, 77)>",
"docstring": "Scraper for PDF sources.\n\nNotes:\n **Responsibilities:**\n\n - Delegates byte retrieval to a PDF client and normalizes output\n into `Content`.\n - Preserves caller-provided metadata.\n\n **Constraints:**\n\n - The scraper does not perform parsing or interpretation.\n - Does not assume a specific storage backend.",
"members": {
"fetch": {
"name": "fetch",