OLD AND BUSTED:

[newswoop:F27:ansible (devel % u=)]$ ansible  -i hosts local_ssh -m bad_ping
local_ssh | FAILED! => {
    "attempts": 1,
    "changed": false,
    "module_stderr": "Shared connection to 127.0.0.1 closed.\r\n",
    "module_stdout": "Traceback (most recent call last):\r\n  File \"/tmp/ansible_B5IowC/ansible_module_bad_ping.py\", line 83, in <module>\r\n    main()\r\n  File \"/tmp/ansible_B5IowC/ansible_module_bad_ping.py\", line 78, in main\r\n    37/0\r\nZeroDivisionError: division by zero\r\n",
    "msg": "MODULE FAILURE",
    "rc": 0
}


NEW HOTNESS:
[newswoop:F27:ansible (connection_error_makeover %)]$ ansible  -i hosts local_ssh -m bad_ping
local_ssh | FAILED! => {
    "changed": false,
    "msg": "MODULE FAILURE",
    "rc": 0
}
module_stdout:
Traceback (most recent call last):
  File "/tmp/ansible_NONV8K/ansible_module_bad_ping.py", line 83, in <module>
    main()
  File "/tmp/ansible_NONV8K/ansible_module_bad_ping.py", line 78, in main
    37/0
ZeroDivisionError: division by zero

module_stderr:
Shared connection to 127.0.0.1 closed.

Not removing /home/adrian/.ansible/tmp/ansible-local-47081Udydp