various documentation catches

Author: tylerhutcherson

README.md

@@ -30,7 +30,7 @@
 
 # Introduction
 
-Welcome to the Redis Vector Library (`redisvl`) – the ultimate Python client designed for AI applications harnessing the power of [Redis](https://redis.io).
+Welcome to the Redis Vector Library – the ultimate Python client designed for AI applications harnessing the power of [Redis](https://redis.io).
 
 `redisvl` is your go-to tool for:
 

redisvl/extensions/llmcache/base.py

@@ -54,6 +54,13 @@ def store(
         metadata."""
         raise NotImplementedError
 
-    def hash_input(self, prompt: str):
-        """Hashes the input using SHA256."""
+    def hash_input(self, prompt: str) -> str:
+        """Hashes the input prompt using SHA256.
+
+        Args:
+            prompt (str): Input string to be hashed.
+
+        Returns:
+            str: Hashed string.
+        """
         return hashify(prompt)

redisvl/extensions/llmcache/semantic.py

@@ -200,7 +200,7 @@ def drop(
 
         Args:
             ids (Optional[str]): The document ID or IDs to remove from the cache.
-            keys (Optional[str]):
+            keys (Optional[str]): The Redis keys to remove from the cache.
         """
         if ids is not None:
             self._index.drop_keys([self._index.key(id) for id in ids])