Minor updates

Author: mcopik

README.md

@@ -97,6 +97,8 @@ dependencies and information on allocated cloud resources.
 Benchmarks will be rebuilt after a change in source code is detected.
 To enforce redeployment of code and benchmark input please use flags `--update-code`
 and `--update-storage`, respectively.
+**Note:** the cache does not support updating cloud region. If you want to deploy benchmarks
+to a new cloud region, then use a new cache directory.
 
 ### Benchmark
 

sebs/azure/config.py

@@ -317,8 +317,8 @@ def deserialize(config: dict, cache: Cache, handlers: LoggingHandlers) -> Config
         else:
             config_obj.logging.info("Using user-provided config for Azure")
             AzureConfig.initialize(config_obj, config)
-        resources.set_region(config_obj.region)
 
+        resources.set_region(config_obj.region)
         return config_obj
 
     """

sebs/gcp/config.py

@@ -188,6 +188,8 @@ def deserialize(config: dict, cache: Cache, handlers: LoggingHandlers) -> "Confi
             ["region", ["gcp", "region"]],  # type: ignore
             ["project_name", ["gcp", "project_name"]],  # type: ignore
         ]
+        # for each attribute here, check if its version is different than the one provided by
+        # user; if yes, then update the value
         for config_key, keys in updated_keys:
 
             old_value = getattr(config_obj, config_key)