redis hostname and db changed to conf file

conf/applications.conf

@@ -24,4 +24,10 @@ port = 1883
 requests = 60
 
 [encode]
-encode = utf-8
\ No newline at end of file
+encode = utf-8
+
+[redis]
+host_name = 127.0.0.1
+redis_1 = 0
+redis_2 = 1
+redis_3 = 2
\ No newline at end of file

scripts/config/applications_config.py

@@ -27,5 +27,11 @@ try:
 
     # encode
     utf_encode = config.get("encode", "encode")
+
+    # redis
+    redis_host = config.get("redis", "host_name")
+    redis_db1 = config.get("redis", "redis_1")
+    redis_db2 = config.get("redis", "redis_2")
+    redis_db3 = config.get("redis", "redis_3")
 except Exception as e:
     print(e)

scripts/database/redis_db_connection.py

 import redis
 
+from scripts.config import applications_config
 from scripts.logging.loggers import logger
 
 try:
     # gold seats database on redis
-    conn_good = redis.Redis('127.0.0.1', db=0)
-    conn_maintenance = redis.Redis('127.0.0.1', db=1)
-    conn_error = redis.Redis('127.0.0.1', db=2)
+    conn_good = redis.Redis(applications_config.redis_host, db=int(applications_config.redis_db1))
+    conn_maintenance = redis.Redis(applications_config.redis_host, db=int(applications_config.redis_db2))
+    conn_error = redis.Redis(applications_config.redis_host, db=int(applications_config.redis_db3))
 except Exception as e:
     logger.error("Exception occurred: ", e)