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diff libervia/backend/memory/sqla_mapping.py @ 4095:684ba556a617

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core (memory/sqla_mapping): fix legacy pickled values: folloing packages refactoring, legacy pickled values could not be unpickled (due to use of old classes). This temporary workaround fix it, but the right thing to do will be to move from pickle to JSON at some point.
author Goffi <goffi@goffi.org>
date Mon, 12 Jun 2023 14:57:27 +0200
parents 4b842c1fb686
children 02f0adc745c6
line wrap: on
line diff
--- a/libervia/backend/memory/sqla_mapping.py	Mon Jun 12 14:50:43 2023 +0200
+++ b/libervia/backend/memory/sqla_mapping.py	Mon Jun 12 14:57:27 2023 +0200
@@ -102,7 +102,15 @@
         except AttributeError:
             pass
         # "utf-8" encoding is needed to handle Python 2 pickled data
-        return pickle.loads(value, encoding="utf-8")
+        try:
+            return pickle.loads(value, encoding="utf-8")
+        except ModuleNotFoundError:
+            # FIXME: workaround due to package renaming, need to move all pickle code to
+            #   JSON
+            return pickle.loads(
+                value.replace(b"sat.plugins", b"libervia.backend.plugins"),
+                encoding="utf-8"
+            )
 
 
 class Json(TypeDecorator):