Propagate the 400 error codes (#61)

### Description 
Provide error code in CompassClientError to differentiate 400s

cohere/compass/clients/compass.py

@@ -729,7 +729,7 @@ def _send_request_with_retry():
                     raise CompassAuthError(message=str(e))
                 elif 400 <= e.response.status_code < 500:
                     error = f"Client error occurred: {e.response.text}"
-                    raise CompassClientError(message=error)
+                    raise CompassClientError(message=error, code=e.response.status_code)
                 else:
                     error = str(e) + " " + e.response.text
                     logger.error(

cohere/compass/exceptions.py

@@ -1,8 +1,9 @@
 class CompassClientError(Exception):
     """Exception raised for all 4xx client errors in the Compass client."""
 
-    def __init__(self, message: str = "Client error occurred."):
+    def __init__(self, message: str = "Client error occurred.", code: int = 400):
         self.message = message
+        self.code = code
         super().__init__(self.message)
 
 

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "compass-sdk"
-version = "0.9.1"
+version = "0.9.2"
 authors = []
 description = "Compass SDK"
 readme = "README.md"