Change authentication function to give server response

pinterest/utils/refresh_access_token.py

@@ -43,10 +43,17 @@ def get_new_access_token(
         body=data,
         timeout=5
     )
-    if not response.status == 200:
-        raise SdkException(reason="Authentication error. \
-            Kindly check if the following variables are correct: [PINTEREST_ACCESS_TOKEN] or \
-            [PINTEREST_APP_ID, PINTEREST_APP_SECRET, PINTEREST_REFRESH_ACCESS_TOKEN]")
+    if response.status == 401:
+        raise SdkException(
+            status=response.status,
+            reason=response.reason,
+            body="Authentication error. " +
+            "Kindly check if the following variables are correct: [PINTEREST_ACCESS_TOKEN] or " +
+            "[PINTEREST_APP_ID, PINTEREST_APP_SECRET, PINTEREST_REFRESH_ACCESS_TOKEN]. " +
+            f"Response from server: {response.body}"
+            )
+    elif response.status != 200:
+        raise SdkException(http_resp=response)
 
     data = json.loads(response.data)
 

pinterest/utils/sdk_exceptions.py

@@ -4,7 +4,7 @@
 
 class SdkException(Exception):
     """Raises an exception for Model's Errors"""
-    def __init__(self, status=None, reason=None, http_resp=None):
+    def __init__(self, status=None, reason=None, http_resp=None, body=None):
         if http_resp:
             self.status = http_resp.status
             self.reason = http_resp.reason
@@ -13,7 +13,7 @@ def __init__(self, status=None, reason=None, http_resp=None):
         else:
             self.status = status
             self.reason = reason
-            self.body = None
+            self.body = body
             self.headers = None
 
     def __str__(self):