[#3] Added generate proto script create container method

Signed-off-by: Ilyas Niyazov <i.niyazov@yadro.com>

frostfs_sdk/client/services/context_accessor.py

@@ -0,0 +1,12 @@
+from frostfs_sdk.client.models.client_environment import ClientEnvironment
+
+class ContextAccessor:
+    def __init__(self, context: ClientEnvironment):
+        """
+        Initializes a ContextAccessor with a given ClientEnvironment.
+        """
+        self.context: ClientEnvironment = context
+
+    @property
+    def get_context(self) -> ClientEnvironment:
+        return self.context