diff --git a/show/fgnhg.py b/show/fgnhg.py
index c3fa50a30be1..7311a9c38b4f 100644
--- a/show/fgnhg.py
+++ b/show/fgnhg.py
@@ -1,31 +1,34 @@
-import click
 import ipaddress
-from tabulate import tabulate
+from collections import OrderedDict
+
+import click
+import utilities_common.cli as clicommon
 from swsssdk import ConfigDBConnector
 from swsssdk import SonicV2Connector
-import utilities_common.cli as clicommon
-from collections import OrderedDict
+from tabulate import tabulate
+
 
 @click.group(cls=clicommon.AliasedGroup)
 def fgnhg():
     """Show FGNHG information"""
     pass
 
+
 @fgnhg.command()
 @click.argument('nhg', required=False)
 def active_hops(nhg):
     config_db = ConfigDBConnector()
     config_db.connect()
     fg_nhg_prefix_table = {}
-    fg_nhg_alias = {}	
+    fg_nhg_alias = {}
     fg_nhg_prefix_table = config_db.get_table('FG_NHG_PREFIX')
-    
+
     for key, value in fg_nhg_prefix_table.items():
-	    fg_nhg_alias[key] = value['FG_NHG']
-    	 
+        fg_nhg_alias[key] = value['FG_NHG']
+
     state_db = SonicV2Connector(host='127.0.0.1')
     state_db.connect(state_db.STATE_DB, False)  # Make one attempt only STATE_DB
-     
+
     TABLE_NAME_SEPARATOR = '|'
     prefix = 'FG_ROUTE_TABLE' + TABLE_NAME_SEPARATOR
     _hash = '{}{}'.format(prefix, '*')
@@ -34,52 +37,52 @@ def active_hops(nhg):
     t_dict = {}
     table = []
     output_dict = {}
-  
+
     if nhg is None:
-	for nhg_prefix in table_keys :    
-	    t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
+        for nhg_prefix in table_keys:
+            t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
             vals = sorted(set([val for val in t_dict.values()]))
-   	    for nh_ip in vals:
-			if nhg_prefix in output_dict:
- 			    output_dict[nhg_prefix].append(nh_ip.split("@")[0])
-			else:
-			    output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
-                    
-	    nhg_prefix_report = (nhg_prefix.split("|")[1])
-	    header = ["FG_NHG_PREFIX", "Active Next Hops"]
+            for nh_ip in vals:
+                if nhg_prefix in output_dict:
+                    output_dict[nhg_prefix].append(nh_ip.split("@")[0])
+                else:
+                    output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
+
+            nhg_prefix_report = (nhg_prefix.split("|")[1])
+            header = ["FG_NHG_PREFIX", "Active Next Hops"]
             formatted_nhps = ','.replace(',', '\n').join(output_dict[nhg_prefix])
             table.append([nhg_prefix_report, formatted_nhps])
 
-    	click.echo(tabulate(table, header, tablefmt = "grid"))
-	 
+        click.echo(tabulate(table, header, tablefmt="grid"))
+
     else:
-	for nhg_prefix, alias in fg_nhg_alias.items():
-	    if nhg == alias:
-		if ":" in nhg_prefix:
-		    for key in table_keys:
-	 	        mod_key = key.split("|")[1].split("/")[0]
-		        mod_nhg_prefix = nhg_prefix.split("/")[0]
-			if ipaddress.ip_address(unicode(mod_key)).exploded == ipaddress.ip_address(unicode(mod_nhg_prefix)).exploded:
+        for nhg_prefix, alias in fg_nhg_alias.items():
+            if nhg == alias:
+                if ":" in nhg_prefix:
+                    for key in table_keys:
+                        mod_key = key.split("|")[1].split("/")[0]
+                        mod_nhg_prefix = nhg_prefix.split("/")[0]
+                        if ipaddress.ip_address(unicode(mod_key)).exploded == ipaddress.ip_address(unicode(mod_nhg_prefix)).exploded:
                             t_dict = state_db.get_all(state_db.STATE_DB, key)
-		    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix	
+                    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
                 else:
-			nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
-			t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
-	        	
-		vals = sorted(set([val for val in t_dict.values()]))
-
-         	for nh_ip in vals:
-			    if nhg_prefix in output_dict:
- 			    	output_dict[nhg_prefix].append(nh_ip.split("@")[0])
-			    else:
-			    	output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
-
-		nhg_prefix_report = (nhg_prefix.split("|")[1])
-	        formatted_nhps = ','.replace(',', '\n').join(output_dict[nhg_prefix])
-		table.append([nhg_prefix_report, formatted_nhps])
-	        header = ["FG_NHG_PREFIX", "Active Next Hops"]
-    	        click.echo(tabulate(table, header, tablefmt = "grid"))
-     		 
+                    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
+                    t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
+
+                vals = sorted(set([val for val in t_dict.values()]))
+
+                for nh_ip in vals:
+                    if nhg_prefix in output_dict:
+                        output_dict[nhg_prefix].append(nh_ip.split("@")[0])
+                    else:
+                        output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
+
+                nhg_prefix_report = (nhg_prefix.split("|")[1])
+                formatted_nhps = ','.replace(',', '\n').join(output_dict[nhg_prefix])
+                table.append([nhg_prefix_report, formatted_nhps])
+                header = ["FG_NHG_PREFIX", "Active Next Hops"]
+                click.echo(tabulate(table, header, tablefmt="grid"))
+
 
 @fgnhg.command()
 @click.argument('nhg', required=False)
@@ -87,15 +90,15 @@ def hash_view(nhg):
     config_db = ConfigDBConnector()
     config_db.connect()
     fg_nhg_prefix_table = {}
-    fg_nhg_alias = {}	
+    fg_nhg_alias = {}
     fg_nhg_prefix_table = config_db.get_table('FG_NHG_PREFIX')
-   
+
     for key, value in fg_nhg_prefix_table.items():
-	    fg_nhg_alias[key] = value['FG_NHG']
-    	 
-    state_db = SonicV2Connector(host='127.0.0.1')  
+        fg_nhg_alias[key] = value['FG_NHG']
+
+    state_db = SonicV2Connector(host='127.0.0.1')
     state_db.connect(state_db.STATE_DB, False)  # Make one attempt only STATE_DB
-    
+
     TABLE_NAME_SEPARATOR = '|'
     prefix = 'FG_ROUTE_TABLE' + TABLE_NAME_SEPARATOR
     _hash = '{}{}'.format(prefix, '*')
@@ -107,63 +110,63 @@ def hash_view(nhg):
     bank_dict = {}
 
     if nhg is None:
-	for nhg_prefix in table_keys :
-	    bank_dict = {}
-	    t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
+        for nhg_prefix in table_keys:
+            bank_dict = {}
+            t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
             vals = sorted(set([val for val in t_dict.values()]))
 
-   	    for nh_ip in vals:
-        	    	bank_ids = sorted([int(k) for k, v in t_dict.items() if v == nh_ip])
-
-			bank_ids = [str(x) for x in bank_ids]
-        		 
-			if nhg_prefix in output_dict:
- 			    output_dict[nhg_prefix].append(nh_ip.split("@")[0])
-			else:
-			    output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
-			bank_dict[nh_ip.split("@")[0]] = bank_ids  
-
-	    bank_dict = OrderedDict(sorted(bank_dict.items()))
-	    nhg_prefix_report = (nhg_prefix.split("|")[1])
-	    header = ["FG_NHG_PREFIX", "Next Hop", "Hash buckets"]
-	  
-            for nhip,val in bank_dict.items():
- 	    	formatted_banks =  ','.replace(',', '\n').join(bank_dict[nhip])
-        	table.append([nhg_prefix_report, nhip, formatted_banks])
-	   
-    	click.echo(tabulate(table, header, tablefmt = "grid"))
-	  
+            for nh_ip in vals:
+                bank_ids = sorted([int(k) for k, v in t_dict.items() if v == nh_ip])
+
+                bank_ids = [str(x) for x in bank_ids]
+
+                if nhg_prefix in output_dict:
+                    output_dict[nhg_prefix].append(nh_ip.split("@")[0])
+                else:
+                    output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
+                bank_dict[nh_ip.split("@")[0]] = bank_ids
+
+            bank_dict = OrderedDict(sorted(bank_dict.items()))
+            nhg_prefix_report = (nhg_prefix.split("|")[1])
+            header = ["FG_NHG_PREFIX", "Next Hop", "Hash buckets"]
+
+            for nhip, val in bank_dict.items():
+                formatted_banks = ','.replace(',', '\n').join(bank_dict[nhip])
+                table.append([nhg_prefix_report, nhip, formatted_banks])
+
+        click.echo(tabulate(table, header, tablefmt="grid"))
+
     else:
-	for nhg_prefix, alias in fg_nhg_alias.items():
-	    if nhg == alias:
-		if ":" in nhg_prefix:
-		    for key in table_keys:
-	 	        mod_key = key.split("|")[1].split("/")[0]
-		        mod_nhg_prefix = nhg_prefix.split("/")[0]
-			if ipaddress.ip_address(unicode(mod_key)).exploded == ipaddress.ip_address(unicode(mod_nhg_prefix)).exploded:
+        for nhg_prefix, alias in fg_nhg_alias.items():
+            if nhg == alias:
+                if ":" in nhg_prefix:
+                    for key in table_keys:
+                        mod_key = key.split("|")[1].split("/")[0]
+                        mod_nhg_prefix = nhg_prefix.split("/")[0]
+                        if ipaddress.ip_address(unicode(mod_key)).exploded == ipaddress.ip_address(unicode(mod_nhg_prefix)).exploded:
                             t_dict = state_db.get_all(state_db.STATE_DB, key)
-		    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix	
+                    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
                 else:
-			nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
-			t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
-	        	
-		vals = sorted(set([val for val in t_dict.values()]))
-
-         	for nh_ip in vals:
-        	    	    bank_ids = sorted([int(k) for k, v in t_dict.items() if v == nh_ip])
-			    bank_ids = [str(x) for x in bank_ids]
-			    if nhg_prefix in output_dict:
- 			    	output_dict[nhg_prefix].append(nh_ip.split("@")[0])
-			    else:
-			    	output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
-			    bank_dict[nh_ip.split("@")[0]] = bank_ids  
-
-		nhg_prefix_report = (nhg_prefix.split("|")[1])
-		bank_dict = OrderedDict(sorted(bank_dict.items()))
-	        header = ["FG_NHG_PREFIX", "Next Hop", "Hash buckets"]
-
-		for nhip,val in bank_dict.items():
- 	    		formatted_banks =  ','.replace(',', '\n').join(bank_dict[nhip])
-        		table.append([nhg_prefix_report, nhip, formatted_banks])
-
-    	        click.echo(tabulate(table, header, tablefmt = "grid"))
+                    nhg_prefix = "FG_ROUTE_TABLE|" + nhg_prefix
+                    t_dict = state_db.get_all(state_db.STATE_DB, nhg_prefix)
+
+                vals = sorted(set([val for val in t_dict.values()]))
+
+                for nh_ip in vals:
+                    bank_ids = sorted([int(k) for k, v in t_dict.items() if v == nh_ip])
+                    bank_ids = [str(x) for x in bank_ids]
+                    if nhg_prefix in output_dict:
+                        output_dict[nhg_prefix].append(nh_ip.split("@")[0])
+                    else:
+                        output_dict[nhg_prefix] = [nh_ip.split("@")[0]]
+                    bank_dict[nh_ip.split("@")[0]] = bank_ids
+
+                nhg_prefix_report = (nhg_prefix.split("|")[1])
+                bank_dict = OrderedDict(sorted(bank_dict.items()))
+                header = ["FG_NHG_PREFIX", "Next Hop", "Hash buckets"]
+
+                for nhip, val in bank_dict.items():
+                    formatted_banks = ','.replace(',', '\n').join(bank_dict[nhip])
+                    table.append([nhg_prefix_report, nhip, formatted_banks])
+
+                click.echo(tabulate(table, header, tablefmt="grid"))