chore: Bump version to 2.1.0a5

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: dimitri-yatsenko

src/datajoint/condition.py

@@ -316,7 +316,6 @@ def prep_value(k, v):
         """prepare SQL condition"""
         key_match, k = translate_attribute(k, adapter)
         is_json_path = key_match is not None and key_match.get("path") is not None
-        has_explicit_type = key_match is not None and key_match.get("type") is not None
 
         if not is_json_path:
             k = adapter.quote_identifier(k)

src/datajoint/expression.py

@@ -457,7 +457,7 @@ def proj(self, *attributes, **named_attributes):
         from other attributes available before the projection.
         Each attribute name can only be used once.
         """
-        adapter = self.connection.adapter if hasattr(self, 'connection') and self.connection else None
+        adapter = self.connection.adapter if hasattr(self, "connection") and self.connection else None
         named_attributes = {k: translate_attribute(v, adapter)[1] for k, v in named_attributes.items()}
         # new attributes in parentheses are included again with the new name without removing original
         duplication_pattern = re.compile(rf"^\s*\(\s*(?!{'|'.join(CONSTANT_LITERALS)})(?P<name>[a-zA-Z_]\w*)\s*\)\s*$")

src/datajoint/version.py

@@ -1,4 +1,4 @@
 # version bump auto managed by Github Actions:
 # label_prs.yaml(prep), release.yaml(bump), post_release.yaml(edit)
 # manually set this version will be eventually overwritten by the above actions
-__version__ = "2.1.0a4"
+__version__ = "2.1.0a5"