utils/get-developers: don't offload parse_args()

Offloading parser.parse_args() to a helper function does not bring much,
if at all; it even is restrictive: indeed, we can't use parser.error()
to report errors and thus have to resort to a canned print+return
sequence...

Signed-off-by: Yann E. MORIN <yann.morin@orange.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit cdcb3f56e8d5b5f51cd12721feaf8679953547b1)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

utils/get-developers

@@ -5,7 +5,7 @@ import getdeveloperlib
 import sys
 
 
-def parse_args():
+def __main__():
     parser = argparse.ArgumentParser()
     parser.add_argument('patches', metavar='P', type=argparse.FileType('r'), nargs='*',
                         help='list of patches (use - to read patches from stdin)')
@@ -23,11 +23,7 @@ def parse_args():
                         const=True, help='validate syntax of DEVELOPERS file')
     parser.add_argument('-d', dest='filename', action='store', default=None,
                         help='override the default DEVELOPERS file (for debug)')
-    return parser.parse_args()
-
-
-def __main__():
-    args = parse_args()
+    args = parser.parse_args()
 
     # Check that only one action is given
     action = 0