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__init__.py — langchain Source File

Architecture documentation for __init__.py, a python file in the langchain codebase. 8 imports, 0 dependents.

File python CoreAbstractions Serialization 8 imports 2 functions

Entity Profile

Dependency Diagram

graph LR
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba["__init__.py"]
  8e2034b7_ceb8_963f_29fc_2ea6b50ef9b3["typing"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 8e2034b7_ceb8_963f_29fc_2ea6b50ef9b3
  439a4142_6fa6_fe9a_2cba_7c9fb0cdceb7["langchain_classic._api"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 439a4142_6fa6_fe9a_2cba_7c9fb0cdceb7
  d6677e7e_69ad_bb41_9508_9e2284cc2eec["langchain_community.document_loaders.parsers.audio"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> d6677e7e_69ad_bb41_9508_9e2284cc2eec
  51221427_e343_d913_db84_49e890f614be["langchain_community.document_loaders.parsers.docai"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 51221427_e343_d913_db84_49e890f614be
  08cc64f0_946b_f1dd_cc7e_ca6649f9cb3f["langchain_community.document_loaders.parsers.grobid"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 08cc64f0_946b_f1dd_cc7e_ca6649f9cb3f
  cd8eaa34_b840_88be_af75_7d8e4c68275b["langchain_community.document_loaders.parsers.html.bs4"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> cd8eaa34_b840_88be_af75_7d8e4c68275b
  1d122f0b_6648_0544_c217_1fa82448ef55["langchain_community.document_loaders.parsers.language.language_parser"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 1d122f0b_6648_0544_c217_1fa82448ef55
  2ddc7ce1_7a61_1139_6121_0cfc484372d7["langchain_community.document_loaders.parsers.pdf"]
  375fcd62_5d75_5cf5_8cac_4f711bb4cbba --> 2ddc7ce1_7a61_1139_6121_0cfc484372d7
  style 375fcd62_5d75_5cf5_8cac_4f711bb4cbba fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

from typing import TYPE_CHECKING, Any

from langchain_classic._api import create_importer

if TYPE_CHECKING:
    from langchain_community.document_loaders.parsers.audio import OpenAIWhisperParser
    from langchain_community.document_loaders.parsers.docai import DocAIParser
    from langchain_community.document_loaders.parsers.grobid import GrobidParser
    from langchain_community.document_loaders.parsers.html.bs4 import BS4HTMLParser
    from langchain_community.document_loaders.parsers.language.language_parser import (
        LanguageParser,
    )
    from langchain_community.document_loaders.parsers.pdf import (
        PDFMinerParser,
        PDFPlumberParser,
        PyMuPDFParser,
        PyPDFium2Parser,
        PyPDFParser,
    )

# Create a way to dynamically look up deprecated imports.
# Used to consolidate logic for raising deprecation warnings and
# handling optional imports.
DEPRECATED_LOOKUP = {
    "BS4HTMLParser": "langchain_community.document_loaders.parsers.html.bs4",
    "DocAIParser": "langchain_community.document_loaders.parsers.docai",
    "GrobidParser": "langchain_community.document_loaders.parsers.grobid",
    "LanguageParser": (
        "langchain_community.document_loaders.parsers.language.language_parser"
    ),
    "OpenAIWhisperParser": "langchain_community.document_loaders.parsers.audio",
    "PDFMinerParser": "langchain_community.document_loaders.parsers.pdf",
    "PDFPlumberParser": "langchain_community.document_loaders.parsers.pdf",
    "PyMuPDFParser": "langchain_community.document_loaders.parsers.pdf",
    "PyPDFium2Parser": "langchain_community.document_loaders.parsers.pdf",
    "PyPDFParser": "langchain_community.document_loaders.parsers.pdf",
}

_import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP)


def __getattr__(name: str) -> Any:
    """Look up attributes dynamically."""
    return _import_attribute(name)


__all__ = [
    "BS4HTMLParser",
    "DocAIParser",
    "GrobidParser",
    "LanguageParser",
    "OpenAIWhisperParser",
    "PDFMinerParser",
    "PDFPlumberParser",
    "PyMuPDFParser",
    "PyPDFParser",
    "PyPDFium2Parser",
]

Domain

Subdomains

Functions

Dependencies

  • langchain_classic._api
  • langchain_community.document_loaders.parsers.audio
  • langchain_community.document_loaders.parsers.docai
  • langchain_community.document_loaders.parsers.grobid
  • langchain_community.document_loaders.parsers.html.bs4
  • langchain_community.document_loaders.parsers.language.language_parser
  • langchain_community.document_loaders.parsers.pdf
  • typing

Source

Frequently Asked Questions

What does __init__.py do?
__init__.py is a source file in the langchain codebase, written in python. It belongs to the CoreAbstractions domain, Serialization subdomain.
What functions are defined in __init__.py?
__init__.py defines 2 function(s): __getattr__, langchain_community.
What does __init__.py depend on?
__init__.py imports 8 module(s): langchain_classic._api, langchain_community.document_loaders.parsers.audio, langchain_community.document_loaders.parsers.docai, langchain_community.document_loaders.parsers.grobid, langchain_community.document_loaders.parsers.html.bs4, langchain_community.document_loaders.parsers.language.language_parser, langchain_community.document_loaders.parsers.pdf, typing.
Where is __init__.py in the architecture?
__init__.py is located at libs/langchain/langchain_classic/document_loaders/parsers/__init__.py (domain: CoreAbstractions, subdomain: Serialization, directory: libs/langchain/langchain_classic/document_loaders/parsers).

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