--- a/CMakeLists.txt	Sat Aug 31 10:17:22 2024 +0200
+++ b/CMakeLists.txt	Sat Aug 31 10:18:11 2024 +0200
@@ -25,7 +25,7 @@
 cmake_minimum_required(VERSION 2.8)
 project(OrthancPython)
 
-set(PLUGIN_VERSION "4.3")
+set(PLUGIN_VERSION "mainline")
 
 if (PLUGIN_VERSION STREQUAL "mainline")
   set(ORTHANC_FRAMEWORK_DEFAULT_VERSION "mainline")

--- a/CodeAnalysis/PythonDocumentation.mustache	Sat Aug 31 10:17:22 2024 +0200
+++ b/CodeAnalysis/PythonDocumentation.mustache	Sat Aug 31 10:18:11 2024 +0200
@@ -25,13 +25,12 @@
 # WARNING: Auto-generated file. Do not modify it by hand.
 
 
-import enum
 import typing
 
 
 {{#enumerations}}
 
-class {{short_name}}(enum.Enum):
+class {{short_name}}():
     """
     {{documentation}}
     """

--- a/NEWS	Sat Aug 31 10:17:22 2024 +0200
+++ b/NEWS	Sat Aug 31 10:18:11 2024 +0200
@@ -1,6 +1,10 @@
 Pending changes in the mainline
 ===============================
 
+* In "orthanc.pyi", enumerations are not tagged as deriving from "enum.Enum" anymore:
+  https://github.com/orthanc-server/orthanc-builder/issues/21
+* Docker-based builder scripts for Debian 12 (bookworm)
+
 
 Version 4.3 (2024-07-04)
 ========================

--- a/Sources/Autogenerated/orthanc.pyi	Sat Aug 31 10:17:22 2024 +0200
+++ b/Sources/Autogenerated/orthanc.pyi	Sat Aug 31 10:18:11 2024 +0200
@@ -25,12 +25,11 @@
 # WARNING: Auto-generated file. Do not modify it by hand.
 
 
-import enum
 import typing
 
 
 
-class ChangeType(enum.Enum):
+class ChangeType():
     """
     The supported types of changes that can be signaled to the change callback.
     """
@@ -130,7 +129,7 @@
     """
     JOB_FAILURE: int = 18,
 
-class CompressionType(enum.Enum):
+class CompressionType():
     """
     The compression algorithms that are supported by the Orthanc core.
     """
@@ -155,7 +154,7 @@
     """
     GZIP_WITH_SIZE: int = 3,
 
-class ConstraintType(enum.Enum):
+class ConstraintType():
     """
     The constraints on the tags (main DICOM tags and identifier tags) that must be supported by the database plugins.
     """
@@ -185,7 +184,7 @@
     """
     LIST: int = 5,
 
-class ContentType(enum.Enum):
+class ContentType():
     """
     The content types that are supported by Orthanc plugins.
     """
@@ -210,7 +209,7 @@
     """
     DICOM_UNTIL_PIXEL_DATA: int = 3,
 
-class CreateDicomFlags(enum.Enum):
+class CreateDicomFlags():
     """
     Flags to the creation of a DICOM file.
     """
@@ -230,7 +229,7 @@
     """
     GENERATE_IDENTIFIERS: int = 2,
 
-class DicomToJsonFlags(enum.Enum):
+class DicomToJsonFlags():
     """
     Flags to customize a DICOM-to-JSON conversion. By default, binary tags are formatted using Data URI scheme.
     """
@@ -280,7 +279,7 @@
     """
     SKIP_GROUP_LENGTHS: int = 128,
 
-class DicomToJsonFormat(enum.Enum):
+class DicomToJsonFormat():
     """
     The possible output formats for a DICOM-to-JSON conversion.
     """
@@ -300,7 +299,7 @@
     """
     HUMAN: int = 3,
 
-class DicomWebBinaryMode(enum.Enum):
+class DicomWebBinaryMode():
     """
     The available modes to export a binary DICOM tag into a DICOMweb JSON or XML document.
     """
@@ -320,7 +319,7 @@
     """
     BULK_DATA_URI: int = 2,
 
-class ErrorCode(enum.Enum):
+class ErrorCode():
     """
     The various error codes that can be returned by the Orthanc core.
     """
@@ -860,7 +859,7 @@
     """
     UNSUPPORTED_MEDIA_TYPE: int = 3000,
 
-class HttpMethod(enum.Enum):
+class HttpMethod():
     """
     The various HTTP methods for a REST call.
     """
@@ -885,7 +884,7 @@
     """
     DELETE: int = 4,
 
-class IdentifierConstraint(enum.Enum):
+class IdentifierConstraint():
     """
     The constraints on the DICOM identifiers that must be supported by the database plugins.
     """
@@ -910,7 +909,7 @@
     """
     WILDCARD: int = 4,
 
-class ImageFormat(enum.Enum):
+class ImageFormat():
     """
     The image formats that are supported by the Orthanc core.
     """
@@ -930,7 +929,7 @@
     """
     DICOM: int = 2,
 
-class InstanceOrigin(enum.Enum):
+class InstanceOrigin():
     """
     The origin of a DICOM instance that has been received by Orthanc.
     """
@@ -965,7 +964,7 @@
     """
     WEB_DAV: int = 6,
 
-class JobStepStatus(enum.Enum):
+class JobStepStatus():
     """
     The possible status for one single step of a job.
     """
@@ -985,7 +984,7 @@
     """
     CONTINUE: int = 3,
 
-class JobStopReason(enum.Enum):
+class JobStopReason():
     """
     Explains why the job should stop and release the resources it has allocated. This is especially important to disambiguate between the "paused" condition and the "final" conditions (success, failure, or canceled).
     """
@@ -1010,7 +1009,7 @@
     """
     CANCELED: int = 4,
 
-class MetricsType(enum.Enum):
+class MetricsType():
     """
     The available types of metrics.
     """
@@ -1025,7 +1024,7 @@
     """
     TIMER: int = 1,
 
-class PixelFormat(enum.Enum):
+class PixelFormat():
     """
     The memory layout of the pixels of an image.
     """
@@ -1085,7 +1084,7 @@
     """
     GRAYSCALE64: int = 11,
 
-class ReceivedInstanceAction(enum.Enum):
+class ReceivedInstanceAction():
     """
     The action to be taken after ReceivedInstanceCallback is triggered
     """
@@ -1105,7 +1104,7 @@
     """
     DISCARD: int = 3,
 
-class ResourceType(enum.Enum):
+class ResourceType():
     """
     The supported types of DICOM resources.
     """
@@ -1135,7 +1134,7 @@
     """
     NONE: int = 4,
 
-class StorageCommitmentFailureReason(enum.Enum):
+class StorageCommitmentFailureReason():
     """
     The available values for the Failure Reason (0008,1197) during storage commitment. http://dicom.nema.org/medical/dicom/2019e/output/chtml/part03/sect_C.14.html#sect_C.14.1.1
     """
@@ -1175,7 +1174,7 @@
     """
     DUPLICATE_TRANSACTION_UID: int = 6,
 
-class ValueRepresentation(enum.Enum):
+class ValueRepresentation():
     """
     The value representations present in the DICOM standard (version 2013).
     """