docs/python-sdk/fastmcp-client-logging.mdx

---
title: logging
sidebarTitle: logging
---

# `fastmcp.client.logging`

## Functions

### `default_log_handler` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/client/logging.py#L15" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
default_log_handler(message: LogMessage) -> None
```


Default handler that properly routes server log messages to appropriate log levels.


### `create_log_callback` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/client/logging.py#L43" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
create_log_callback(handler: LogHandler | None = None) -> LoggingFnT
```