Fix a couple syntax typos

core/base/libs/socrate/socrate/system.py

@@ -2,8 +2,8 @@ import socket
 import tenacity
 
 
-@retry(stop=tenacity.stop_after_attempt(100),
-       wait=tenacity.wait_random(min=2, max=5))
+@tenacity.retry(stop=tenacity.stop_after_attempt(100),
+                wait=tenacity.wait_random(min=2, max=5))
 def resolve_hostname(hostname):
     """ This function uses system DNS to resolve a hostname.
     It is capable of retrying in case the host is not immediately available
@@ -15,6 +15,6 @@ def resolve_address(address):
     """ This function is identical to ``resolve_host`` but also supports
     resolving an address, i.e. including a port.
     """
-    hostname, *rest = address.resplit(":", 1)
+    hostname, *rest = address.rsplit(":", 1)
     ip_address = resolve_hostname(hostname)
     return ip_address + "".join(":" + port for port in rest)