[CLI][show][bgp] Fix the show ip bgp network command (#1733)

Signed-off-by: Arvindsrinivasan Lakshmi Narasimhan <[email protected]>

Author: arlakshm

show/bgp_frr_v4.py

@@ -97,7 +97,7 @@ def neighbors(ipaddress, info_type, namespace):
                 show_default=True,
                 required=True if multi_asic.is_multi_asic is True else False,
                 help='Namespace name or all',
-                default=None,
+                default=multi_asic.DEFAULT_NAMESPACE,
                 callback=multi_asic_util.multi_asic_namespace_validation_callback)
 def network(ipaddress, info_type, namespace):
     """Show IP (IPv4) BGP network"""

show/bgp_frr_v6.py

@@ -96,7 +96,7 @@ def neighbors(ipaddress, info_type, namespace):
                 show_default=True,
                 required=True if multi_asic.is_multi_asic is True else False,
                 help='Namespace name or all',
-                default=None,
+                default=multi_asic.DEFAULT_NAMESPACE,
                 callback=multi_asic_util.multi_asic_namespace_validation_callback)
 def network(ipaddress, info_type, namespace):
     """Show BGP ipv6 network"""