do not parse stderr to get correct routing stack (#1398)

ignore the message printed on stderr sonic:$ show ip bgp sum usermod: Permission denied. usermod: cannot lock /etc/passwd; try again later. usermod: Permission denied. usermod: cannot lock /etc/passwd; try again later. Signed-off-by: Guohan Lu <lguohan@gmail.com>
sonic-net · Feb 3, 2021 · ba68aed · ba68aed
1 parent aa7b90e
commit ba68aed
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/clear/main.py b/clear/main.py
@@ -78,8 +78,7 @@ def get_routing_stack():
         proc = subprocess.Popen(command,
                                 stdout=subprocess.PIPE,
                                 shell=True,
-                                text=True,
-                                stderr=subprocess.STDOUT)
+                                text=True)
         stdout = proc.communicate()[0]
         proc.wait()
         result = stdout.rstrip('\n')

diff --git a/show/main.py b/show/main.py
@@ -57,8 +57,7 @@ def get_routing_stack():
         proc = subprocess.Popen(command,
                                 stdout=subprocess.PIPE,
                                 shell=True,
-                                text=True,
-                                stderr=subprocess.STDOUT)
+                                text=True)
         stdout = proc.communicate()[0]
         proc.wait()
         result = stdout.rstrip('\n')