fastmcp/docs/python-sdk/fastmcp-tools-function_parsing.mdx
Jeremiah Lowin 9b248a15b3
Update repository references for transfer to prefecthq (#3207)
* Update repository references from jlowin/fastmcp to prefecthq/fastmcp

* Retrigger CI after repo transfer

* chore: Update SDK documentation

* Only run deep triage on bug issues for jlowin

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Co-authored-by: marvin-context-protocol[bot] <225465937+marvin-context-protocol[bot]@users.noreply.github.com>
2026-02-18 10:33:56 -05:00

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---
title: function_parsing
sidebarTitle: function_parsing
---
# `fastmcp.tools.function_parsing`
Function introspection and schema generation for FastMCP tools.
## Classes
### `ParsedFunction` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/tools/function_parsing.py#L62" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
**Methods:**
#### `from_function` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/tools/function_parsing.py#L70" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
```python
from_function(cls, fn: Callable[..., Any], exclude_args: list[str] | None = None, validate: bool = True, wrap_non_object_output_schema: bool = True) -> ParsedFunction
```