import os
import time

os.system("tacker vnf-create --vnfd-name time_based_firewall_vnfd time_based_firewall_vnf")
time.sleep(5)

os.system("tacker vnf-create --vnfd-name url_filtering_vnfd url_filtering_vnf")
time.sleep(5)

os.system("tacker vnffg-create --vnffgd-template vnffg_test.yaml block_sns")

@@ -29,32 +29,33 @@
 stem(%22tacker vnf
+d
 -create --vnfd-n
@@ -53,19 +53,19 @@
  --vnfd-
-nam
+fil
 e time_b
@@ -82,16 +82,21 @@
 all_vnfd
+.yaml
  time_ba
@@ -107,24 +107,25 @@
 firewall_vnf
+d
 %22)%0Atime.slee
@@ -151,16 +151,17 @@
 cker vnf
+d
 -create 
@@ -171,11 +171,11 @@
 nfd-
-nam
+fil
 e ur
@@ -190,16 +190,21 @@
 ing_vnfd
+.yaml
  url_fil
@@ -213,16 +213,17 @@
 ring_vnf
+d
 %22)%0Atime.
@@ -236,81 +236,4 @@
 5)%0A%0A
-os.system(%22tacker vnffg-create --vnffgd-template vnffg_test.yaml block_sns%22)%0A

Update createVNF.py