-# Version information: major, minor, patch level, database patch level
-#
-# The first three numbers refer to the last released version.
-#
-# The database patch level tracks important changes between releases
-# and must always be increased when there is a change to the database or code
-# that requires a migration.
-#
-# When adding a migration on the development branch, raise the patch level
-# to 99 to make sure that the migration is applied when updating from a
-# patch release to the next minor version. Patch releases usually shouldn't
-# have migrations in them. When they are needed, then make sure that the
-# migration can be reapplied and set the migration version to the appropriate
-# patch level when cherry-picking the commit with the migration.
-#
-# Released versions always have a database patch level of 0.
-NOMINATIM_VERSION = (4, 1, 99, 1)
+class NominatimVersion(NamedTuple):
+ """ Version information for Nominatim. We follow semantic versioning.
+
+ Major, minor and patch_level refer to the last released version.
+ The database patch level tracks important changes between releases
+ and must always be increased when there is a change to the database or code
+ that requires a migration.
+
+ When adding a migration on the development branch, raise the patch level
+ to 99 to make sure that the migration is applied when updating from a
+ patch release to the next minor version. Patch releases usually shouldn't
+ have migrations in them. When they are needed, then make sure that the
+ migration can be reapplied and set the migration version to the appropriate
+ patch level when cherry-picking the commit with the migration.
+ """
+
+ major: int
+ minor: int
+ patch_level: int
+ db_patch_level: int
+
+ def __str__(self) -> str:
+ return f"{self.major}.{self.minor}.{self.patch_level}-{self.db_patch_level}"
+
+
+NOMINATIM_VERSION = NominatimVersion(4, 2, 99, 2)