Added copy method on PNConfiguration instance

pubnub/pnconfiguration.py

@@ -1,5 +1,6 @@
 import warnings
 from typing import Any
+from copy import deepcopy
 from Cryptodome.Cipher import AES
 from pubnub.enums import PNHeartbeatNotificationOptions, PNReconnectionPolicy
 from pubnub.exceptions import PubNubException
@@ -179,6 +180,11 @@ def user_id(self, user_id):
     def lock(self):
         self.__dict__['_locked'] = False if self.disable_config_locking else True
 
+    def copy(self):
+        config_copy = deepcopy(self)
+        config_copy.__dict__['_locked'] = False
+        return config_copy
+
     def __setattr__(self, name: str, value: Any) -> None:
         if self._locked:
             warnings.warn(UserWarning('Configuration is locked. Any changes made won\'t have any effect'))

tests/unit/test_config.py

@@ -107,3 +107,15 @@ async def test_asyncio_config_mutability_lock_disabled(self):
 
         config.user_id = 'test'
         assert pubnub.config.user_id == 'test'
+
+    def test_config_copy(self):
+        config = PNConfiguration()
+        config.disable_config_locking = False
+        config.publish_key = 'demo'
+        config.subscribe_key = 'demo'
+        config.user_id = 'demo'
+        config.lock()
+        config_copy = config.copy()
+        assert id(config) != id(config_copy)
+        assert config._locked is True
+        assert config_copy._locked is False