T5427: Fix migration script arguments len expects 2 args

The script's name is always provided as the first argument sys.argv[0]
Expected length for argv is 2 (script itself + config file)

Change: 'if (len(argv) < 1)' to 'if len(argv) < 2'

144 files changed, 146 insertions, 146 deletions

diff --git a/src/migration-scripts/bgp/0-to-1 b/src/migration-scripts/bgp/0-to-1
index 5e9dffe1f..03c45107b 100755
--- a/src/migration-scripts/bgp/0-to-1
+++ b/src/migration-scripts/bgp/0-to-1
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/bgp/1-to-2 b/src/migration-scripts/bgp/1-to-2
index e2d3fcd33..96b939b47 100755
--- a/src/migration-scripts/bgp/1-to-2
+++ b/src/migration-scripts/bgp/1-to-2
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/bgp/2-to-3 b/src/migration-scripts/bgp/2-to-3
index 7ced0a3b0..34d321a96 100755
--- a/src/migration-scripts/bgp/2-to-3
+++ b/src/migration-scripts/bgp/2-to-3
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/bgp/3-to-4 b/src/migration-scripts/bgp/3-to-4
index 0df2fbec4..894cdda2b 100755
--- a/src/migration-scripts/bgp/3-to-4
+++ b/src/migration-scripts/bgp/3-to-4
@@ -22,7 +22,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/config-management/0-to-1 b/src/migration-scripts/config-management/0-to-1
index 344359110..6528fd136 100755
--- a/src/migration-scripts/config-management/0-to-1
+++ b/src/migration-scripts/config-management/0-to-1
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/conntrack-sync/1-to-2 b/src/migration-scripts/conntrack-sync/1-to-2
index ebbd8c35a..a8e1007f3 100755
--- a/src/migration-scripts/conntrack-sync/1-to-2
+++ b/src/migration-scripts/conntrack-sync/1-to-2
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/conntrack/1-to-2 b/src/migration-scripts/conntrack/1-to-2
index 4fc88a1ed..c4fe667fc 100755
--- a/src/migration-scripts/conntrack/1-to-2
+++ b/src/migration-scripts/conntrack/1-to-2
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/conntrack/2-to-3 b/src/migration-scripts/conntrack/2-to-3
index 8a8b43279..6fb457b7f 100755
--- a/src/migration-scripts/conntrack/2-to-3
+++ b/src/migration-scripts/conntrack/2-to-3
@@ -8,7 +8,7 @@ import sys
 from vyos.configtree import ConfigTree
 from vyos.version import get_version
 
-if len(sys.argv) < 1:
+if len(sys.argv) < 2:
     print('Must specify file name!')
     sys.exit(1)
 
diff --git a/src/migration-scripts/container/0-to-1 b/src/migration-scripts/container/0-to-1
index 86f89ee04..6b282e082 100755
--- a/src/migration-scripts/container/0-to-1
+++ b/src/migration-scripts/container/0-to-1
@@ -23,7 +23,7 @@ import sys
 from vyos.configtree import ConfigTree
 from vyos.utils.process import call
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dhcp-relay/1-to-2 b/src/migration-scripts/dhcp-relay/1-to-2
index b72da1028..508bac6be 100755
--- a/src/migration-scripts/dhcp-relay/1-to-2
+++ b/src/migration-scripts/dhcp-relay/1-to-2
@@ -7,7 +7,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dhcp-server/4-to-5 b/src/migration-scripts/dhcp-server/4-to-5
index 313b5279a..d15e0baf5 100755
--- a/src/migration-scripts/dhcp-server/4-to-5
+++ b/src/migration-scripts/dhcp-server/4-to-5
@@ -9,7 +9,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dhcp-server/5-to-6 b/src/migration-scripts/dhcp-server/5-to-6
index aefe84737..f5c766a09 100755
--- a/src/migration-scripts/dhcp-server/5-to-6
+++ b/src/migration-scripts/dhcp-server/5-to-6
@@ -20,7 +20,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dhcpv6-server/0-to-1 b/src/migration-scripts/dhcpv6-server/0-to-1
index 6f1150da1..deae1ca29 100755
--- a/src/migration-scripts/dhcpv6-server/0-to-1
+++ b/src/migration-scripts/dhcpv6-server/0-to-1
@@ -19,7 +19,7 @@
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/dns-dynamic/0-to-1 b/src/migration-scripts/dns-dynamic/0-to-1
index cf0983b01..d80e8d44a 100755
--- a/src/migration-scripts/dns-dynamic/0-to-1
+++ b/src/migration-scripts/dns-dynamic/0-to-1
@@ -43,7 +43,7 @@ service_protocol_mapping = {
     'zoneedit': 'zoneedit1'
 }
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/0-to-1 b/src/migration-scripts/dns-forwarding/0-to-1
index 6e8720eef..7f4343652 100755
--- a/src/migration-scripts/dns-forwarding/0-to-1
+++ b/src/migration-scripts/dns-forwarding/0-to-1
@@ -22,7 +22,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/1-to-2 b/src/migration-scripts/dns-forwarding/1-to-2
index a8c930be7..7df2d47e2 100755
--- a/src/migration-scripts/dns-forwarding/1-to-2
+++ b/src/migration-scripts/dns-forwarding/1-to-2
@@ -25,7 +25,7 @@ from sys import argv, exit
 from vyos.ifconfig import Interface
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/2-to-3 b/src/migration-scripts/dns-forwarding/2-to-3
index 01e445b22..d7ff9e260 100755
--- a/src/migration-scripts/dns-forwarding/2-to-3
+++ b/src/migration-scripts/dns-forwarding/2-to-3
@@ -21,7 +21,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/3-to-4 b/src/migration-scripts/dns-forwarding/3-to-4
index 55165c2c5..3d5316ed4 100755
--- a/src/migration-scripts/dns-forwarding/3-to-4
+++ b/src/migration-scripts/dns-forwarding/3-to-4
@@ -20,7 +20,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/firewall/5-to-6 b/src/migration-scripts/firewall/5-to-6
index ccb86830a..3fa07a0a1 100755
--- a/src/migration-scripts/firewall/5-to-6
+++ b/src/migration-scripts/firewall/5-to-6
@@ -23,7 +23,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/firewall/6-to-7 b/src/migration-scripts/firewall/6-to-7
index 626d6849f..9ad887acc 100755
--- a/src/migration-scripts/firewall/6-to-7
+++ b/src/migration-scripts/firewall/6-to-7
@@ -28,7 +28,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/firewall/7-to-8 b/src/migration-scripts/firewall/7-to-8
index ce527acf5..d06c3150a 100755
--- a/src/migration-scripts/firewall/7-to-8
+++ b/src/migration-scripts/firewall/7-to-8
@@ -25,7 +25,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/firewall/8-to-9 b/src/migration-scripts/firewall/8-to-9
index f7c1bb90d..d7647354a 100755
--- a/src/migration-scripts/firewall/8-to-9
+++ b/src/migration-scripts/firewall/8-to-9
@@ -28,7 +28,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/firewall/9-to-10 b/src/migration-scripts/firewall/9-to-10
index 6f67cc512..a70460718 100755
--- a/src/migration-scripts/firewall/9-to-10
+++ b/src/migration-scripts/firewall/9-to-10
@@ -28,7 +28,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/flow-accounting/0-to-1 b/src/migration-scripts/flow-accounting/0-to-1
index 72cce77b0..0f790fd9c 100755
--- a/src/migration-scripts/flow-accounting/0-to-1
+++ b/src/migration-scripts/flow-accounting/0-to-1
@@ -21,7 +21,7 @@
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/https/2-to-3 b/src/migration-scripts/https/2-to-3
index fa29fdd18..2beba6d2b 100755
--- a/src/migration-scripts/https/2-to-3
+++ b/src/migration-scripts/https/2-to-3
@@ -25,7 +25,7 @@ from vyos.pki import create_private_key
 from vyos.pki import encode_certificate
 from vyos.pki import encode_private_key
 
-if (len(sys.argv) < 2):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/https/3-to-4 b/src/migration-scripts/https/3-to-4
index 5ee528b31..b3cfca201 100755
--- a/src/migration-scripts/https/3-to-4
+++ b/src/migration-scripts/https/3-to-4
@@ -20,7 +20,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 2):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ids/0-to-1 b/src/migration-scripts/ids/0-to-1
index 9f08f7dc7..8b7850a1a 100755
--- a/src/migration-scripts/ids/0-to-1
+++ b/src/migration-scripts/ids/0-to-1
@@ -19,7 +19,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/0-to-1 b/src/migration-scripts/interfaces/0-to-1
index c7f324661..25f6842eb 100755
--- a/src/migration-scripts/interfaces/0-to-1
+++ b/src/migration-scripts/interfaces/0-to-1
@@ -37,7 +37,7 @@ def migrate_bridge(config, tree, intf):
 
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/1-to-2 b/src/migration-scripts/interfaces/1-to-2
index c75404d85..c95623c2b 100755
--- a/src/migration-scripts/interfaces/1-to-2
+++ b/src/migration-scripts/interfaces/1-to-2
@@ -7,7 +7,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/10-to-11 b/src/migration-scripts/interfaces/10-to-11
index 6b8e49ed9..cafaa3fa4 100755
--- a/src/migration-scripts/interfaces/10-to-11
+++ b/src/migration-scripts/interfaces/10-to-11
@@ -23,7 +23,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/11-to-12 b/src/migration-scripts/interfaces/11-to-12
index 0dad24642..e9eb7f939 100755
--- a/src/migration-scripts/interfaces/11-to-12
+++ b/src/migration-scripts/interfaces/11-to-12
@@ -22,7 +22,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/12-to-13 b/src/migration-scripts/interfaces/12-to-13
index f866ca9a6..ef1d93903 100755
--- a/src/migration-scripts/interfaces/12-to-13
+++ b/src/migration-scripts/interfaces/12-to-13
@@ -24,7 +24,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/13-to-14 b/src/migration-scripts/interfaces/13-to-14
index 6e6439c36..b20d8b4db 100755
--- a/src/migration-scripts/interfaces/13-to-14
+++ b/src/migration-scripts/interfaces/13-to-14
@@ -21,7 +21,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/14-to-15 b/src/migration-scripts/interfaces/14-to-15
index c38db0bf8..e21251f86 100755
--- a/src/migration-scripts/interfaces/14-to-15
+++ b/src/migration-scripts/interfaces/14-to-15
@@ -20,7 +20,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/15-to-16 b/src/migration-scripts/interfaces/15-to-16
index 804c48be0..ae3441b9f 100755
--- a/src/migration-scripts/interfaces/15-to-16
+++ b/src/migration-scripts/interfaces/15-to-16
@@ -20,7 +20,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/16-to-17 b/src/migration-scripts/interfaces/16-to-17
index d123be06f..75f160686 100755
--- a/src/migration-scripts/interfaces/16-to-17
+++ b/src/migration-scripts/interfaces/16-to-17
@@ -21,7 +21,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         sys.exit(1)
 
@@ -35,7 +35,7 @@ if __name__ == '__main__':
     if not config.exists(base):
         # Nothing to do
         sys.exit(0)
-    
+
     for interface in config.list_nodes(base):
         mirror_old_base = base + [interface, 'mirror']
         if config.exists(mirror_old_base):
@@ -43,7 +43,7 @@ if __name__ == '__main__':
             if config.exists(mirror_old_base):
                 config.delete(mirror_old_base)
                 config.set(mirror_old_base + ['ingress'],intf[0])
-    
+
     try:
         with open(file_name, 'w') as f:
             f.write(config.to_string())
diff --git a/src/migration-scripts/interfaces/17-to-18 b/src/migration-scripts/interfaces/17-to-18
index b8cb8c119..51486ac37 100755
--- a/src/migration-scripts/interfaces/17-to-18
+++ b/src/migration-scripts/interfaces/17-to-18
@@ -22,7 +22,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/18-to-19 b/src/migration-scripts/interfaces/18-to-19
index a12c4a6cd..c3209f250 100755
--- a/src/migration-scripts/interfaces/18-to-19
+++ b/src/migration-scripts/interfaces/18-to-19
@@ -41,7 +41,7 @@ def replace_nat_interfaces(config, old, new):
 
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/19-to-20 b/src/migration-scripts/interfaces/19-to-20
index e96663e54..05abae898 100755
--- a/src/migration-scripts/interfaces/19-to-20
+++ b/src/migration-scripts/interfaces/19-to-20
@@ -19,7 +19,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/2-to-3 b/src/migration-scripts/interfaces/2-to-3
index 68d41de39..15c3bc8be 100755
--- a/src/migration-scripts/interfaces/2-to-3
+++ b/src/migration-scripts/interfaces/2-to-3
@@ -7,7 +7,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/20-to-21 b/src/migration-scripts/interfaces/20-to-21
index cb1c36882..14ad0fe4d 100755
--- a/src/migration-scripts/interfaces/20-to-21
+++ b/src/migration-scripts/interfaces/20-to-21
@@ -23,7 +23,7 @@ from sys import argv
 from vyos.ethtool import Ethtool
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/21-to-22 b/src/migration-scripts/interfaces/21-to-22
index 098102102..1838eb1c0 100755
--- a/src/migration-scripts/interfaces/21-to-22
+++ b/src/migration-scripts/interfaces/21-to-22
@@ -17,7 +17,7 @@
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/22-to-23 b/src/migration-scripts/interfaces/22-to-23
index 06e07572f..8b21fce51 100755
--- a/src/migration-scripts/interfaces/22-to-23
+++ b/src/migration-scripts/interfaces/22-to-23
@@ -75,7 +75,7 @@ def migrate_ripng(config, path, interface):
             config.delete(path[:-1])
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/23-to-24 b/src/migration-scripts/interfaces/23-to-24
index d1ec2ad3e..8fd79ecc6 100755
--- a/src/migration-scripts/interfaces/23-to-24
+++ b/src/migration-scripts/interfaces/23-to-24
@@ -22,7 +22,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/24-to-25 b/src/migration-scripts/interfaces/24-to-25
index f3a1dc464..9aa6ea5e3 100755
--- a/src/migration-scripts/interfaces/24-to-25
+++ b/src/migration-scripts/interfaces/24-to-25
@@ -53,7 +53,7 @@ def read_file_for_pki(config_auth_path):
 
     return output
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/25-to-26 b/src/migration-scripts/interfaces/25-to-26
index a8936235e..4967a29fa 100755
--- a/src/migration-scripts/interfaces/25-to-26
+++ b/src/migration-scripts/interfaces/25-to-26
@@ -22,7 +22,7 @@ from sys import argv
 from vyos.ethtool import Ethtool
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/26-to-27 b/src/migration-scripts/interfaces/26-to-27
index 949cc55b6..a0d043d11 100755
--- a/src/migration-scripts/interfaces/26-to-27
+++ b/src/migration-scripts/interfaces/26-to-27
@@ -22,7 +22,7 @@ from sys import argv
 from vyos.ethtool import Ethtool
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/27-to-28 b/src/migration-scripts/interfaces/27-to-28
index e36c95cc9..ad5bfa653 100755
--- a/src/migration-scripts/interfaces/27-to-28
+++ b/src/migration-scripts/interfaces/27-to-28
@@ -22,7 +22,7 @@ from sys import argv
 from vyos.ethtool import Ethtool
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/28-to-29 b/src/migration-scripts/interfaces/28-to-29
index 64c649b02..acb6ee1fb 100755
--- a/src/migration-scripts/interfaces/28-to-29
+++ b/src/migration-scripts/interfaces/28-to-29
@@ -21,7 +21,7 @@ from sys import argv
 from vyos.ethtool import Ethtool
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/interfaces/3-to-4 b/src/migration-scripts/interfaces/3-to-4
index e3bd25a68..c7fd7d01d 100755
--- a/src/migration-scripts/interfaces/3-to-4
+++ b/src/migration-scripts/interfaces/3-to-4
@@ -6,7 +6,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/interfaces/4-to-5 b/src/migration-scripts/interfaces/4-to-5
index f645c5aeb..68d81e846 100755
--- a/src/migration-scripts/interfaces/4-to-5
+++ b/src/migration-scripts/interfaces/4-to-5
@@ -57,7 +57,7 @@ def migrate_dialer(config, tree, intf):
 
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/5-to-6 b/src/migration-scripts/interfaces/5-to-6
index ae79c1d1b..9d9a49c2d 100755
--- a/src/migration-scripts/interfaces/5-to-6
+++ b/src/migration-scripts/interfaces/5-to-6
@@ -98,7 +98,7 @@ def copy_rtradv(c, old_base, interface):
                 c.delete(new_base + ['link-mtu'])
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/6-to-7 b/src/migration-scripts/interfaces/6-to-7
index 220c7e601..49b853d90 100755
--- a/src/migration-scripts/interfaces/6-to-7
+++ b/src/migration-scripts/interfaces/6-to-7
@@ -20,7 +20,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(sys.argv) < 1):
+    if len(sys.argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/7-to-8 b/src/migration-scripts/interfaces/7-to-8
index 9845098a7..9343a48a8 100755
--- a/src/migration-scripts/interfaces/7-to-8
+++ b/src/migration-scripts/interfaces/7-to-8
@@ -37,7 +37,7 @@ def migrate_default_keys():
         os.rename(f'{kdir}/public.key', f'{location}/public.key')
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/8-to-9 b/src/migration-scripts/interfaces/8-to-9
index 2d1efd418..960962be7 100755
--- a/src/migration-scripts/interfaces/8-to-9
+++ b/src/migration-scripts/interfaces/8-to-9
@@ -22,7 +22,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/interfaces/9-to-10 b/src/migration-scripts/interfaces/9-to-10
index 4aa2c42b5..e9b8cb784 100755
--- a/src/migration-scripts/interfaces/9-to-10
+++ b/src/migration-scripts/interfaces/9-to-10
@@ -23,7 +23,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/ipoe-server/0-to-1 b/src/migration-scripts/ipoe-server/0-to-1
index d768758ba..ac9d13abc 100755
--- a/src/migration-scripts/ipoe-server/0-to-1
+++ b/src/migration-scripts/ipoe-server/0-to-1
@@ -26,7 +26,7 @@ import sys
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/10-to-11 b/src/migration-scripts/ipsec/10-to-11
index 0707a5e3c..509216267 100755
--- a/src/migration-scripts/ipsec/10-to-11
+++ b/src/migration-scripts/ipsec/10-to-11
@@ -20,7 +20,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/11-to-12 b/src/migration-scripts/ipsec/11-to-12
index 8bbde5efa..e34882c23 100755
--- a/src/migration-scripts/ipsec/11-to-12
+++ b/src/migration-scripts/ipsec/11-to-12
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/4-to-5 b/src/migration-scripts/ipsec/4-to-5
index 4e959a7bf..772d05787 100755
--- a/src/migration-scripts/ipsec/4-to-5
+++ b/src/migration-scripts/ipsec/4-to-5
@@ -20,7 +20,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ipsec/5-to-6 b/src/migration-scripts/ipsec/5-to-6
index 3a8b3926d..7d7c777c6 100755
--- a/src/migration-scripts/ipsec/5-to-6
+++ b/src/migration-scripts/ipsec/5-to-6
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/6-to-7 b/src/migration-scripts/ipsec/6-to-7
index 649a18cb3..71fbbe8a1 100755
--- a/src/migration-scripts/ipsec/6-to-7
+++ b/src/migration-scripts/ipsec/6-to-7
@@ -29,7 +29,7 @@ from vyos.pki import encode_certificate
 from vyos.pki import encode_private_key
 from vyos.utils.process import run
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/7-to-8 b/src/migration-scripts/ipsec/7-to-8
index 5d48b2875..e002db0b1 100755
--- a/src/migration-scripts/ipsec/7-to-8
+++ b/src/migration-scripts/ipsec/7-to-8
@@ -31,7 +31,7 @@ from vyos.pki import load_private_key
 from vyos.pki import encode_public_key
 from vyos.pki import encode_private_key
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/8-to-9 b/src/migration-scripts/ipsec/8-to-9
index eb44b6216..c08411f83 100755
--- a/src/migration-scripts/ipsec/8-to-9
+++ b/src/migration-scripts/ipsec/8-to-9
@@ -19,7 +19,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ipsec/9-to-10 b/src/migration-scripts/ipsec/9-to-10
index de366ef3b..a4a71d38e 100755
--- a/src/migration-scripts/ipsec/9-to-10
+++ b/src/migration-scripts/ipsec/9-to-10
@@ -24,7 +24,7 @@ from vyos.template import is_ipv4
 from vyos.template import is_ipv6
 
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/isis/0-to-1 b/src/migration-scripts/isis/0-to-1
index b75a7f72c..0149c0c1f 100755
--- a/src/migration-scripts/isis/0-to-1
+++ b/src/migration-scripts/isis/0-to-1
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/isis/1-to-2 b/src/migration-scripts/isis/1-to-2
index f914ea995..9c110bf2a 100755
--- a/src/migration-scripts/isis/1-to-2
+++ b/src/migration-scripts/isis/1-to-2
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/isis/2-to-3 b/src/migration-scripts/isis/2-to-3
index 4490feb0a..78e3c1715 100755
--- a/src/migration-scripts/isis/2-to-3
+++ b/src/migration-scripts/isis/2-to-3
@@ -22,7 +22,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/l2tp/0-to-1 b/src/migration-scripts/l2tp/0-to-1
index 686ebc655..15d229822 100755
--- a/src/migration-scripts/l2tp/0-to-1
+++ b/src/migration-scripts/l2tp/0-to-1
@@ -8,7 +8,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/l2tp/1-to-2 b/src/migration-scripts/l2tp/1-to-2
index c46eba8f8..2ffb91c53 100755
--- a/src/migration-scripts/l2tp/1-to-2
+++ b/src/migration-scripts/l2tp/1-to-2
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/l2tp/2-to-3 b/src/migration-scripts/l2tp/2-to-3
index 3472ee3ed..b46b0f22e 100755
--- a/src/migration-scripts/l2tp/2-to-3
+++ b/src/migration-scripts/l2tp/2-to-3
@@ -23,7 +23,7 @@ import sys
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/l2tp/3-to-4 b/src/migration-scripts/l2tp/3-to-4
index ee6079864..8c2b909b7 100755
--- a/src/migration-scripts/l2tp/3-to-4
+++ b/src/migration-scripts/l2tp/3-to-4
@@ -29,7 +29,7 @@ from vyos.pki import encode_certificate
 from vyos.pki import encode_private_key
 from vyos.utils.process import run
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/lldp/0-to-1 b/src/migration-scripts/lldp/0-to-1
index 5f66570e7..a936cbdfc 100755
--- a/src/migration-scripts/lldp/0-to-1
+++ b/src/migration-scripts/lldp/0-to-1
@@ -7,7 +7,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/monitoring/0-to-1 b/src/migration-scripts/monitoring/0-to-1
index 803cdb49c..384d22f8c 100755
--- a/src/migration-scripts/monitoring/0-to-1
+++ b/src/migration-scripts/monitoring/0-to-1
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/nat/4-to-5 b/src/migration-scripts/nat/4-to-5
index b791996e2..ce215d455 100755
--- a/src/migration-scripts/nat/4-to-5
+++ b/src/migration-scripts/nat/4-to-5
@@ -20,7 +20,7 @@
 from sys import argv,exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/nat66/0-to-1 b/src/migration-scripts/nat66/0-to-1
index 83b421926..444b2315f 100755
--- a/src/migration-scripts/nat66/0-to-1
+++ b/src/migration-scripts/nat66/0-to-1
@@ -17,7 +17,7 @@
 from sys import argv,exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ntp/0-to-1 b/src/migration-scripts/ntp/0-to-1
index 294964580..cbce45b9b 100755
--- a/src/migration-scripts/ntp/0-to-1
+++ b/src/migration-scripts/ntp/0-to-1
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ntp/1-to-2 b/src/migration-scripts/ntp/1-to-2
index d1e510e4c..fd1f15d91 100755
--- a/src/migration-scripts/ntp/1-to-2
+++ b/src/migration-scripts/ntp/1-to-2
@@ -20,7 +20,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ntp/2-to-3 b/src/migration-scripts/ntp/2-to-3
index 7d4e0bd83..a4351845e 100755
--- a/src/migration-scripts/ntp/2-to-3
+++ b/src/migration-scripts/ntp/2-to-3
@@ -24,7 +24,7 @@ from vyos.configtree import ConfigTree
 from vyos.template import is_ipv4
 from vyos.template import is_ipv6
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/openconnect/0-to-1 b/src/migration-scripts/openconnect/0-to-1
index b26023a5b..8be15fad1 100755
--- a/src/migration-scripts/openconnect/0-to-1
+++ b/src/migration-scripts/openconnect/0-to-1
@@ -28,7 +28,7 @@ from vyos.pki import encode_certificate
 from vyos.pki import encode_private_key
 from vyos.utils.process import run
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/openconnect/1-to-2 b/src/migration-scripts/openconnect/1-to-2
index 51cd6bc37..7978aa56e 100755
--- a/src/migration-scripts/openconnect/1-to-2
+++ b/src/migration-scripts/openconnect/1-to-2
@@ -20,7 +20,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ospf/0-to-1 b/src/migration-scripts/ospf/0-to-1
index 678569d9e..8f02acada 100755
--- a/src/migration-scripts/ospf/0-to-1
+++ b/src/migration-scripts/ospf/0-to-1
@@ -37,7 +37,7 @@ def ospf_passive_migration(config, ospf_base):
                 config.set(ospf_base + ['interface', interface, 'passive', 'disable'])
             config.delete(ospf_base + ['passive-interface-exclude'])
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ospf/1-to-2 b/src/migration-scripts/ospf/1-to-2
index a6beaf04e..ba9499c60 100755
--- a/src/migration-scripts/ospf/1-to-2
+++ b/src/migration-scripts/ospf/1-to-2
@@ -22,7 +22,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/policy/0-to-1 b/src/migration-scripts/policy/0-to-1
index 7134920ad..8508b734a 100755
--- a/src/migration-scripts/policy/0-to-1
+++ b/src/migration-scripts/policy/0-to-1
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/policy/1-to-2 b/src/migration-scripts/policy/1-to-2
index eebbf9d41..c70490ce9 100755
--- a/src/migration-scripts/policy/1-to-2
+++ b/src/migration-scripts/policy/1-to-2
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/policy/2-to-3 b/src/migration-scripts/policy/2-to-3
index 84cb1ff4a..8a62c8e6f 100755
--- a/src/migration-scripts/policy/2-to-3
+++ b/src/migration-scripts/policy/2-to-3
@@ -23,7 +23,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/policy/3-to-4 b/src/migration-scripts/policy/3-to-4
index 49e0b4c38..1ebb248b0 100755
--- a/src/migration-scripts/policy/3-to-4
+++ b/src/migration-scripts/policy/3-to-4
@@ -98,7 +98,7 @@ def extcommunity_migrate(config: ConfigTree, rule: list[str]) -> None:
             config.set(rule + ['soo'], value=community, replace=False)
 
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/policy/4-to-5 b/src/migration-scripts/policy/4-to-5
index 33c9e6ade..f6f889c35 100755
--- a/src/migration-scripts/policy/4-to-5
+++ b/src/migration-scripts/policy/4-to-5
@@ -24,7 +24,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/0-to-1 b/src/migration-scripts/pppoe-server/0-to-1
index 063c7eb56..4d36f8545 100755
--- a/src/migration-scripts/pppoe-server/0-to-1
+++ b/src/migration-scripts/pppoe-server/0-to-1
@@ -20,7 +20,7 @@
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/1-to-2 b/src/migration-scripts/pppoe-server/1-to-2
index 902efb86b..c73899ca1 100755
--- a/src/migration-scripts/pppoe-server/1-to-2
+++ b/src/migration-scripts/pppoe-server/1-to-2
@@ -21,7 +21,7 @@ import os
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/2-to-3 b/src/migration-scripts/pppoe-server/2-to-3
index 7cae3b5bc..a7be060df 100755
--- a/src/migration-scripts/pppoe-server/2-to-3
+++ b/src/migration-scripts/pppoe-server/2-to-3
@@ -19,7 +19,7 @@
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/3-to-4 b/src/migration-scripts/pppoe-server/3-to-4
index 5f9730a41..c07bbb1df 100755
--- a/src/migration-scripts/pppoe-server/3-to-4
+++ b/src/migration-scripts/pppoe-server/3-to-4
@@ -21,7 +21,7 @@ import os
 from sys import argv, exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/4-to-5 b/src/migration-scripts/pppoe-server/4-to-5
index 05e9c17d6..5850db673 100755
--- a/src/migration-scripts/pppoe-server/4-to-5
+++ b/src/migration-scripts/pppoe-server/4-to-5
@@ -20,7 +20,7 @@ from vyos.configtree import ConfigTree
 from sys import argv
 from sys import exit
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pppoe-server/5-to-6 b/src/migration-scripts/pppoe-server/5-to-6
index e4888f4db..e079ae684 100755
--- a/src/migration-scripts/pppoe-server/5-to-6
+++ b/src/migration-scripts/pppoe-server/5-to-6
@@ -20,7 +20,7 @@ from vyos.configtree import ConfigTree
 from sys import argv
 from sys import exit
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/pptp/0-to-1 b/src/migration-scripts/pptp/0-to-1
index d0c7a83b5..1b7697c11 100755
--- a/src/migration-scripts/pptp/0-to-1
+++ b/src/migration-scripts/pptp/0-to-1
@@ -8,7 +8,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/pptp/1-to-2 b/src/migration-scripts/pptp/1-to-2
index a13cc3a4f..99624dceb 100755
--- a/src/migration-scripts/pptp/1-to-2
+++ b/src/migration-scripts/pptp/1-to-2
@@ -21,7 +21,7 @@ from sys import argv, exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/qos/1-to-2 b/src/migration-scripts/qos/1-to-2
index a689bacc5..cca32d06e 100755
--- a/src/migration-scripts/qos/1-to-2
+++ b/src/migration-scripts/qos/1-to-2
@@ -28,7 +28,7 @@ def bandwidth_percent_to_val(interface, percent) -> int:
     speed = int(speed) *1000000 # convert to MBit/s
     return speed * int(percent) // 100 # integer division
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/quagga/10-to-11 b/src/migration-scripts/quagga/10-to-11
index 04fc16f79..0ed4f5df6 100755
--- a/src/migration-scripts/quagga/10-to-11
+++ b/src/migration-scripts/quagga/10-to-11
@@ -22,7 +22,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/quagga/2-to-3 b/src/migration-scripts/quagga/2-to-3
index 4c1cd86a3..96b56da70 100755
--- a/src/migration-scripts/quagga/2-to-3
+++ b/src/migration-scripts/quagga/2-to-3
@@ -21,7 +21,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/quagga/3-to-4 b/src/migration-scripts/quagga/3-to-4
index be3528391..1e8c8e2f2 100755
--- a/src/migration-scripts/quagga/3-to-4
+++ b/src/migration-scripts/quagga/3-to-4
@@ -28,7 +28,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/quagga/4-to-5 b/src/migration-scripts/quagga/4-to-5
index f8c87ce8c..fcb496a9c 100755
--- a/src/migration-scripts/quagga/4-to-5
+++ b/src/migration-scripts/quagga/4-to-5
@@ -21,7 +21,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/quagga/5-to-6 b/src/migration-scripts/quagga/5-to-6
index a71851942..f075fc2e7 100755
--- a/src/migration-scripts/quagga/5-to-6
+++ b/src/migration-scripts/quagga/5-to-6
@@ -22,7 +22,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 
-if (len(sys.argv) < 2):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/quagga/6-to-7 b/src/migration-scripts/quagga/6-to-7
index 25cf5eebd..ed295a95c 100755
--- a/src/migration-scripts/quagga/6-to-7
+++ b/src/migration-scripts/quagga/6-to-7
@@ -23,7 +23,7 @@ from vyos.configtree import ConfigTree
 from vyos.template import is_ipv4
 from vyos.template import is_ipv6
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/quagga/7-to-8 b/src/migration-scripts/quagga/7-to-8
index 15c44924f..8f11bf390 100755
--- a/src/migration-scripts/quagga/7-to-8
+++ b/src/migration-scripts/quagga/7-to-8
@@ -22,7 +22,7 @@ from sys import argv
 from sys import exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/quagga/8-to-9 b/src/migration-scripts/quagga/8-to-9
index 38507bd3d..0f683d5a1 100755
--- a/src/migration-scripts/quagga/8-to-9
+++ b/src/migration-scripts/quagga/8-to-9
@@ -84,7 +84,7 @@ def migrate_route(config, base, path, route_route6):
                         config.rename(vrf_path, 'vrf')
 
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/quagga/9-to-10 b/src/migration-scripts/quagga/9-to-10
index 249738822..3731762f7 100755
--- a/src/migration-scripts/quagga/9-to-10
+++ b/src/migration-scripts/quagga/9-to-10
@@ -21,7 +21,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/rip/0-to-1 b/src/migration-scripts/rip/0-to-1
index 60d510001..08a866374 100755
--- a/src/migration-scripts/rip/0-to-1
+++ b/src/migration-scripts/rip/0-to-1
@@ -22,7 +22,7 @@ from sys import exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/rpki/0-to-1 b/src/migration-scripts/rpki/0-to-1
index 5b4893205..a7b5d07d5 100755
--- a/src/migration-scripts/rpki/0-to-1
+++ b/src/migration-scripts/rpki/0-to-1
@@ -18,7 +18,7 @@ from sys import exit
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/salt/0-to-1 b/src/migration-scripts/salt/0-to-1
index 79053c056..481d9de8f 100755
--- a/src/migration-scripts/salt/0-to-1
+++ b/src/migration-scripts/salt/0-to-1
@@ -22,7 +22,7 @@ from sys import argv,exit
 
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/snmp/0-to-1 b/src/migration-scripts/snmp/0-to-1
index 096ba779d..b1e61b958 100755
--- a/src/migration-scripts/snmp/0-to-1
+++ b/src/migration-scripts/snmp/0-to-1
@@ -17,7 +17,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/snmp/1-to-2 b/src/migration-scripts/snmp/1-to-2
index 466a624e6..e02cd1aa1 100755
--- a/src/migration-scripts/snmp/1-to-2
+++ b/src/migration-scripts/snmp/1-to-2
@@ -43,7 +43,7 @@ def migrate_keys(config, path):
             config.set(config_path_priv, value=tmp)
 
 if __name__ == '__main__':
-    if (len(argv) < 1):
+    if len(argv) < 2:
         print("Must specify file name!")
         exit(1)
 
diff --git a/src/migration-scripts/snmp/2-to-3 b/src/migration-scripts/snmp/2-to-3
index 5f8d9c88d..30911aa27 100755
--- a/src/migration-scripts/snmp/2-to-3
+++ b/src/migration-scripts/snmp/2-to-3
@@ -28,7 +28,7 @@ from sys import exit
 from vyos.configtree import ConfigTree
 from vyos.ifconfig import Section
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/ssh/0-to-1 b/src/migration-scripts/ssh/0-to-1
index 91b832276..2595599ac 100755
--- a/src/migration-scripts/ssh/0-to-1
+++ b/src/migration-scripts/ssh/0-to-1
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/ssh/1-to-2 b/src/migration-scripts/ssh/1-to-2
index 31c40df16..79d65d7d4 100755
--- a/src/migration-scripts/ssh/1-to-2
+++ b/src/migration-scripts/ssh/1-to-2
@@ -21,7 +21,7 @@
 from sys import argv,exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/sstp/0-to-1 b/src/migration-scripts/sstp/0-to-1
index dc65bdeab..e2fe1ea8f 100755
--- a/src/migration-scripts/sstp/0-to-1
+++ b/src/migration-scripts/sstp/0-to-1
@@ -28,7 +28,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/sstp/1-to-2 b/src/migration-scripts/sstp/1-to-2
index 94cb04831..f7ecbb6d4 100755
--- a/src/migration-scripts/sstp/1-to-2
+++ b/src/migration-scripts/sstp/1-to-2
@@ -25,7 +25,7 @@ from shutil import copy2
 from stat import S_IRUSR, S_IWUSR, S_IRGRP, S_IROTH
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/sstp/2-to-3 b/src/migration-scripts/sstp/2-to-3
index 963b2ba4b..245db7ad6 100755
--- a/src/migration-scripts/sstp/2-to-3
+++ b/src/migration-scripts/sstp/2-to-3
@@ -21,7 +21,7 @@ from vyos.configtree import ConfigTree
 from sys import argv
 from sys import exit
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/sstp/3-to-4 b/src/migration-scripts/sstp/3-to-4
index ea814fdc5..00ca7a52d 100755
--- a/src/migration-scripts/sstp/3-to-4
+++ b/src/migration-scripts/sstp/3-to-4
@@ -28,7 +28,7 @@ from vyos.pki import encode_certificate
 from vyos.pki import encode_private_key
 from vyos.utils.process import run
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/10-to-11 b/src/migration-scripts/system/10-to-11
index 3c49f0d95..5d662af40 100755
--- a/src/migration-scripts/system/10-to-11
+++ b/src/migration-scripts/system/10-to-11
@@ -6,7 +6,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/11-to-12 b/src/migration-scripts/system/11-to-12
index 9cddaa1a7..880ab56dc 100755
--- a/src/migration-scripts/system/11-to-12
+++ b/src/migration-scripts/system/11-to-12
@@ -8,7 +8,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/12-to-13 b/src/migration-scripts/system/12-to-13
index 36311a19d..e6c4e3802 100755
--- a/src/migration-scripts/system/12-to-13
+++ b/src/migration-scripts/system/12-to-13
@@ -8,7 +8,7 @@ import re
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
   print("Must specify file name!")
   sys.exit(1)
 
diff --git a/src/migration-scripts/system/13-to-14 b/src/migration-scripts/system/13-to-14
index 1751f1865..1fa781869 100755
--- a/src/migration-scripts/system/13-to-14
+++ b/src/migration-scripts/system/13-to-14
@@ -15,7 +15,7 @@ from vyos.configtree import ConfigTree
 from vyos.utils.process import cmd
 
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/14-to-15 b/src/migration-scripts/system/14-to-15
index c055dad1f..feaac37de 100755
--- a/src/migration-scripts/system/14-to-15
+++ b/src/migration-scripts/system/14-to-15
@@ -11,7 +11,7 @@ ipv6_blacklist_file = '/etc/modprobe.d/vyatta_blacklist_ipv6.conf'
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/15-to-16 b/src/migration-scripts/system/15-to-16
index 2491e3d0d..aa1c34032 100755
--- a/src/migration-scripts/system/15-to-16
+++ b/src/migration-scripts/system/15-to-16
@@ -7,7 +7,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/16-to-17 b/src/migration-scripts/system/16-to-17
index e70893d55..37e02611d 100755
--- a/src/migration-scripts/system/16-to-17
+++ b/src/migration-scripts/system/16-to-17
@@ -25,7 +25,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/17-to-18 b/src/migration-scripts/system/17-to-18
index 8f762c0e2..f6adebb06 100755
--- a/src/migration-scripts/system/17-to-18
+++ b/src/migration-scripts/system/17-to-18
@@ -22,7 +22,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/18-to-19 b/src/migration-scripts/system/18-to-19
index 38479d222..fad1d17a4 100755
--- a/src/migration-scripts/system/18-to-19
+++ b/src/migration-scripts/system/18-to-19
@@ -24,7 +24,7 @@ from sys import argv, exit
 from vyos.ifconfig import Interface
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/19-to-20 b/src/migration-scripts/system/19-to-20
index eb20fd8db..c04e6a5a6 100755
--- a/src/migration-scripts/system/19-to-20
+++ b/src/migration-scripts/system/19-to-20
@@ -21,7 +21,7 @@ import os
 from sys import exit, argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/20-to-21 b/src/migration-scripts/system/20-to-21
index 1728995de..4bcf4edab 100755
--- a/src/migration-scripts/system/20-to-21
+++ b/src/migration-scripts/system/20-to-21
@@ -21,7 +21,7 @@ import os
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/21-to-22 b/src/migration-scripts/system/21-to-22
index ad41be646..810b634ab 100755
--- a/src/migration-scripts/system/21-to-22
+++ b/src/migration-scripts/system/21-to-22
@@ -19,7 +19,7 @@ import os
 from sys import exit, argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/22-to-23 b/src/migration-scripts/system/22-to-23
index 7f832e48a..8ed198383 100755
--- a/src/migration-scripts/system/22-to-23
+++ b/src/migration-scripts/system/22-to-23
@@ -19,7 +19,7 @@ import os
 from sys import exit, argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/23-to-24 b/src/migration-scripts/system/23-to-24
index 97fe82462..fd68dbf22 100755
--- a/src/migration-scripts/system/23-to-24
+++ b/src/migration-scripts/system/23-to-24
@@ -22,7 +22,7 @@ from sys import exit, argv
 from vyos.configtree import ConfigTree
 from vyos.template import is_ipv4
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/24-to-25 b/src/migration-scripts/system/24-to-25
index c2f70689d..1c81a76e7 100755
--- a/src/migration-scripts/system/24-to-25
+++ b/src/migration-scripts/system/24-to-25
@@ -19,7 +19,7 @@
 from sys import exit, argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/25-to-26 b/src/migration-scripts/system/25-to-26
index 615274430..7bdf3be98 100755
--- a/src/migration-scripts/system/25-to-26
+++ b/src/migration-scripts/system/25-to-26
@@ -21,7 +21,7 @@
 from sys import exit, argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/system/6-to-7 b/src/migration-scripts/system/6-to-7
index bf07abf3a..d24521134 100755
--- a/src/migration-scripts/system/6-to-7
+++ b/src/migration-scripts/system/6-to-7
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/7-to-8 b/src/migration-scripts/system/7-to-8
index 4cbb21f17..5d084d2bf 100755
--- a/src/migration-scripts/system/7-to-8
+++ b/src/migration-scripts/system/7-to-8
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/system/8-to-9 b/src/migration-scripts/system/8-to-9
index db3fefdea..e3bb2bca8 100755
--- a/src/migration-scripts/system/8-to-9
+++ b/src/migration-scripts/system/8-to-9
@@ -6,7 +6,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/vrf/0-to-1 b/src/migration-scripts/vrf/0-to-1
index 5df751113..8187138d9 100755
--- a/src/migration-scripts/vrf/0-to-1
+++ b/src/migration-scripts/vrf/0-to-1
@@ -20,7 +20,7 @@ from sys import argv
 from sys import exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/vrf/1-to-2 b/src/migration-scripts/vrf/1-to-2
index 9bc704e02..52d4c2c7b 100755
--- a/src/migration-scripts/vrf/1-to-2
+++ b/src/migration-scripts/vrf/1-to-2
@@ -20,7 +20,7 @@ from sys import argv
 from sys import exit
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/vrf/2-to-3 b/src/migration-scripts/vrf/2-to-3
index 8e0f97141..d45b185ee 100755
--- a/src/migration-scripts/vrf/2-to-3
+++ b/src/migration-scripts/vrf/2-to-3
@@ -69,7 +69,7 @@ def _search_tables(config_commands, table_num):
     return table_items
 
 
-if (len(argv) < 2):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/vrrp/1-to-2 b/src/migration-scripts/vrrp/1-to-2
index b2e61dd38..dba5af81c 100755
--- a/src/migration-scripts/vrrp/1-to-2
+++ b/src/migration-scripts/vrrp/1-to-2
@@ -21,7 +21,7 @@ import sys
 from vyos.configtree import ConfigTree
 
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/vrrp/2-to-3 b/src/migration-scripts/vrrp/2-to-3
index 1151ae18c..ed583b489 100755
--- a/src/migration-scripts/vrrp/2-to-3
+++ b/src/migration-scripts/vrrp/2-to-3
@@ -19,7 +19,7 @@
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print('Must specify file name!')
     exit(1)
 
diff --git a/src/migration-scripts/vrrp/3-to-4 b/src/migration-scripts/vrrp/3-to-4
index b0a6975c2..e5d93578c 100755
--- a/src/migration-scripts/vrrp/3-to-4
+++ b/src/migration-scripts/vrrp/3-to-4
@@ -17,7 +17,7 @@
 from sys import argv
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print('Must specify file name!')
     exit(1)
 
diff --git a/src/migration-scripts/webproxy/1-to-2 b/src/migration-scripts/webproxy/1-to-2
index 070ff356d..03f357878 100755
--- a/src/migration-scripts/webproxy/1-to-2
+++ b/src/migration-scripts/webproxy/1-to-2
@@ -7,7 +7,7 @@ import sys
 
 from vyos.configtree import ConfigTree
 
-if len(sys.argv) < 1:
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)