langchain Architecture Docs
Home / Function/ _truncate() — langchain Function Reference

_truncate() — langchain Function Reference

Architecture documentation for the _truncate() function in utils.py from the langchain codebase.

Function python CoreAbstractions MessageSchema called by 1

Entity Profile

Dependency Diagram

graph TD
  80987f62_c6a0_4904_aacc_d630b164fa6a["_truncate()"]
  0b528c80_0ce7_1c74_8932_bc433bcb03c6["utils.py"]
  80987f62_c6a0_4904_aacc_d630b164fa6a -->|defined in| 0b528c80_0ce7_1c74_8932_bc433bcb03c6
  8c272a75_04d0_f5f2_a5cd_cd4a21d4dfdd["_format_content_block_xml()"]
  8c272a75_04d0_f5f2_a5cd_cd4a21d4dfdd -->|calls| 80987f62_c6a0_4904_aacc_d630b164fa6a
  style 80987f62_c6a0_4904_aacc_d630b164fa6a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/messages/utils.py lines 135–139

def _truncate(text: str, max_len: int = _XML_CONTENT_BLOCK_MAX_LEN) -> str:
    """Truncate text to `max_len` characters, adding ellipsis if truncated."""
    if len(text) <= max_len:
        return text
    return text[:max_len] + "..."

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does _truncate() do?
_truncate() is a function in the langchain codebase, defined in libs/core/langchain_core/messages/utils.py.
Where is _truncate() defined?
_truncate() is defined in libs/core/langchain_core/messages/utils.py at line 135.
What calls _truncate()?
_truncate() is called by 1 function(s): _format_content_block_xml.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free