From: Daniele Varrazzo <daniele.varrazzo@gmail.com>
Date: Tue, 7 Apr 2020 06:43:00 +0000 (+1200)
Subject: Dropped accepting None as Transformer.cast() input
X-Git-Tag: 3.0.dev0~602
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=07661056a9e109a6a4c4c169abfb565a4d84387b;p=thirdparty%2Fpsycopg.git

Dropped accepting None as Transformer.cast() input

More efficient if we only accept non-null results.
---

diff --git a/psycopg3/adapt.py b/psycopg3/adapt.py
index 5de79c86f..5bfd3375c 100644
--- a/psycopg3/adapt.py
+++ b/psycopg3/adapt.py
@@ -287,9 +287,7 @@ class Transformer:
                 v = func(v)
             yield v
 
-    def cast(
-        self, data: Optional[bytes], oid: int, format: Format = Format.TEXT
-    ) -> Any:
+    def cast(self, data: bytes, oid: int, format: Format = Format.TEXT) -> Any:
         if data is not None:
             f = self.get_cast_function(oid, format)
             return f(data)