Making it clear what is returned by this utility function.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
---
 tests/acceptance/avocado_qemu/__init__.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/acceptance/avocado_qemu/__init__.py b/tests/acceptance/avocado_qemu/__init__.py
index 1e54fd5932..d8d5b48dac 100644
--- a/tests/acceptance/avocado_qemu/__init__.py
+++ b/tests/acceptance/avocado_qemu/__init__.py
@@ -27,6 +27,10 @@ def pick_default_qemu_bin():
     """
     Picks the path of a QEMU binary, starting either in the current working
     directory or in the source tree root directory.
+
+    :returns: the path to the default QEMU binary or None if one could not
+              be found
+    :rtype: str or None
     """
     arch = os.uname()[4]
     qemu_bin_relative_path = os.path.join("%s-softmmu" % arch,
-- 
2.17.1

On 04/10/2018 17:14, Cleber Rosa wrote:
> Making it clear what is returned by this utility function.
> 
> Signed-off-by: Cleber Rosa <crosa@redhat.com>

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

> ---
>  tests/acceptance/avocado_qemu/__init__.py | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tests/acceptance/avocado_qemu/__init__.py b/tests/acceptance/avocado_qemu/__init__.py
> index 1e54fd5932..d8d5b48dac 100644
> --- a/tests/acceptance/avocado_qemu/__init__.py
> +++ b/tests/acceptance/avocado_qemu/__init__.py
> @@ -27,6 +27,10 @@ def pick_default_qemu_bin():
>      """
>      Picks the path of a QEMU binary, starting either in the current working
>      directory or in the source tree root directory.
> +
> +    :returns: the path to the default QEMU binary or None if one could not
> +              be found
> +    :rtype: str or None
>      """
>      arch = os.uname()[4]
>      qemu_bin_relative_path = os.path.join("%s-softmmu" % arch,
>