All snake_case task cannot be detected with Fabric 3.2.2 Paramiko 3.4.0 Invoke 2.2.0 Python 3.10.12

[YiHuangDB]

Describe the bug
all snake_case task cannot be detected with Fabric 3.2.2 Paramiko 3.4.0 Invoke 2.2.0

To Reproduce
Steps to reproduce the behaviour (please attach a minimal example):

1. install Fabric 3.2.2 Paramiko 3.4.0 Invoke 2.2.0
2. code to reproduce

# fabfile.py
from fabric import task
@task
def local_deploy(c):
    c.run('echo "Running on localhost local_deploy"')
@task
def deploy(c):
    c.run('echo "Running on localhost deploy"')    

(.venv) ubuntu@ubuntu-Virtual-Machine:~/pyinvoke$ fab deploy
Running on localhost deploy
(.venv) ubuntu@ubuntu-Virtual-Machine:~/pyinvoke$ fab local_deploy
No idea what 'local_deploy' is!

Expected behaviour
snake_case task name should be supported

Environment

• What version of the Python interpreter are you using? Are you using an
  alternative interpreter such as PyPy?
  Python 3.10.12
• What operating system are you using both client & server-side?
  ubuntu 22.10 cloud image
• Are you using OpenSSH server or something else?
  No run locally
• Which version or versions of the software are you using?
  Fabric 3.2.2
  • Have you already tried the latest release?
    yes