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test_xml_parser.py — langchain Source File

Architecture documentation for test_xml_parser.py, a python file in the langchain codebase. 5 imports, 0 dependents.

File python CoreAbstractions Serialization 5 imports 7 functions

Entity Profile

Dependency Diagram

graph LR
  a1505d99_fe37_04cb_8c81_2640a51076f6["test_xml_parser.py"]
  3888b2bf_bffe_7c16_770f_a406d400119c["importlib"]
  a1505d99_fe37_04cb_8c81_2640a51076f6 --> 3888b2bf_bffe_7c16_770f_a406d400119c
  cfe2bde5_180e_e3b0_df2b_55b3ebaca8e7["collections.abc"]
  a1505d99_fe37_04cb_8c81_2640a51076f6 --> cfe2bde5_180e_e3b0_df2b_55b3ebaca8e7
  120e2591_3e15_b895_72b6_cb26195e40a6["pytest"]
  a1505d99_fe37_04cb_8c81_2640a51076f6 --> 120e2591_3e15_b895_72b6_cb26195e40a6
  75137834_4ba7_dc43_7ec5_182c05eceedf["langchain_core.exceptions"]
  a1505d99_fe37_04cb_8c81_2640a51076f6 --> 75137834_4ba7_dc43_7ec5_182c05eceedf
  6ea8ed8c_4ab1_5e30_e53f_6219182045af["langchain_core.output_parsers.xml"]
  a1505d99_fe37_04cb_8c81_2640a51076f6 --> 6ea8ed8c_4ab1_5e30_e53f_6219182045af
  style a1505d99_fe37_04cb_8c81_2640a51076f6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

"""Test XMLOutputParser."""

import importlib
from collections.abc import AsyncIterator, Iterable

import pytest

from langchain_core.exceptions import OutputParserException
from langchain_core.output_parsers.xml import XMLOutputParser

DATA = """
 <foo>
    <bar>
        <baz></baz>
        <baz>slim.shady</baz>
    </bar>
    <baz>tag</baz>
</foo>"""

WITH_XML_HEADER = f"""<?xml version="1.0" encoding="UTF-8"?>
{DATA}"""


IN_XML_TAGS_WITH_XML_HEADER = f"""
```xml
{WITH_XML_HEADER}
```
"""

IN_XML_TAGS_WITH_HEADER_AND_TRAILING_JUNK = f"""
Some random text
```xml
{WITH_XML_HEADER}
```
More random text
"""


DEF_RESULT_EXPECTED = {
    "foo": [
        {"bar": [{"baz": None}, {"baz": "slim.shady"}]},
        {"baz": "tag"},
    ],
}


async def _test_parser(parser: XMLOutputParser, content: str) -> None:
    """Test parser."""
    assert parser.parse(content) == DEF_RESULT_EXPECTED
    assert await parser.aparse(content) == DEF_RESULT_EXPECTED

    assert list(parser.transform(iter(content))) == [
        {"foo": [{"bar": [{"baz": None}]}]},
        {"foo": [{"bar": [{"baz": "slim.shady"}]}]},
        {"foo": [{"baz": "tag"}]},
    ]

    chunks = [chunk async for chunk in parser.atransform(_as_iter(content))]

    assert list(chunks) == [
// ... (99 more lines)

Domain

Subdomains

Functions

Dependencies

  • collections.abc
  • importlib
  • langchain_core.exceptions
  • langchain_core.output_parsers.xml
  • pytest

Source

Frequently Asked Questions

What does test_xml_parser.py do?
test_xml_parser.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 test_xml_parser.py?
test_xml_parser.py defines 7 function(s): _as_iter, _test_parser, test_root_only_xml_output_parser, test_xml_output_parser, test_xml_output_parser_defused, test_xml_output_parser_fail, tests_billion_laughs_attack.
What does test_xml_parser.py depend on?
test_xml_parser.py imports 5 module(s): collections.abc, importlib, langchain_core.exceptions, langchain_core.output_parsers.xml, pytest.
Where is test_xml_parser.py in the architecture?
test_xml_parser.py is located at libs/core/tests/unit_tests/output_parsers/test_xml_parser.py (domain: CoreAbstractions, subdomain: Serialization, directory: libs/core/tests/unit_tests/output_parsers).

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