From: Daniele Varrazzo <daniele.varrazzo@gmail.com>
Date: Thu, 23 Apr 2020 04:28:32 +0000 (+1200)
Subject: Fixed import of optimized Transformer
X-Git-Tag: 3.0.dev0~544
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e52cb0e9c46e786593236db5f5592ed685a21a7a;p=thirdparty%2Fpsycopg.git

Fixed import of optimized Transformer

Import it if the C module is used, not just if it's available.
---

diff --git a/psycopg3/adapt.py b/psycopg3/adapt.py
index bc316402e..33cd0af79 100644
--- a/psycopg3/adapt.py
+++ b/psycopg3/adapt.py
@@ -409,7 +409,6 @@ def _connection_from_context(
         raise TypeError(f"can't get a connection from {type(context)}")
 
 
-try:
+# Override it with fast object if available
+if pq.__impl__ == "c":
     from ._psycopg3 import Transformer  # noqa
-except ImportError:
-    pass