> For the complete documentation index, see [llms.txt](https://docs.r.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.r.xyz/glider-ide/api/callable/callable.signature.md).

# Callable.signature()

Returns the function's or modifier's signature.

`signature() → str`

## Example

```python
from glider import *
def query():
  functions = Functions().exec(3,3)

  for function in functions:
    # Aggregate the signature of each function along with their name
    print(f"function name {function.name} | signature {function.signature()}")

  return functions
```

## Example output

<figure><img src="https://2237101709-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDX4Ojc4j1ef51TUAtYOx%2Fuploads%2FVcviqOKKi0VhrEDzmcyk%2Fimage.png?alt=media&amp;token=a163ab23-1abf-47cb-80c9-71ef821ae9b4" alt=""><figcaption></figcaption></figure>