Add support for SINTERCARD (#1859)

* add sintercard

* fix pr comment

1 files changed, 13 insertions, 0 deletions

diff --git a/redis/commands/core.py b/redis/commands/core.py
index 383c635..5df9345 100644
--- a/redis/commands/core.py
+++ b/redis/commands/core.py
@@ -2388,6 +2388,19 @@ class SetCommands:
         args = list_or_args(keys, args)
         return self.execute_command("SINTER", *args)
 
+    def sintercard(self, numkeys: int, keys: List[str], limit: int = 0) -> int:
+        """
+        Return the cardinality of the intersect of multiple sets specified by ``keys`.
+
+        When LIMIT provided (defaults to 0 and means unlimited), if the intersection
+        cardinality reaches limit partway through the computation, the algorithm will
+        exit and yield limit as the cardinality
+
+        For more information check https://redis.io/commands/sintercard
+        """
+        args = [numkeys, *keys, "LIMIT", limit]
+        return self.execute_command("SINTERCARD", *args)
+
     def sinterstore(self, dest, keys, *args):
         """
         Store the intersection of sets specified by ``keys`` into a new