feat: retry query jobs if jobBackendError or jobInternalError are encountered

Author: tswast

google/cloud/bigquery/retry.py

@@ -124,6 +124,8 @@ def _should_retry_get_job_conflict(exc):
     "rateLimitExceeded",
     "backendError",
     "internalError",
+    "jobBackendError",
+    "jobInternalError",
     "jobRateLimitExceeded",
 )
 
@@ -153,6 +155,11 @@ def _job_should_retry(exc):
     # waiting for the query to complete.
     if _should_retry(exc):
         return True
+    
+    # Per b/436586523, ML/AI jobs don't seem to populate the structured errors
+    # reason. If these jobs fail, still try to retry them.
+    if "job encountered an internal error" in str(exc):
+
 
     if not hasattr(exc, "errors") or len(exc.errors) == 0:
         return False