do it in one list comprehension

reflex/components/component.py

@@ -51,13 +51,7 @@ from reflex.event import (
 )
 from reflex.style import Style, format_as_emotion
 from reflex.utils import format, imports, types
-from reflex.utils.imports import (
+from reflex.utils.imports import ImportDict, ImportVar, ParsedImportDict, parse_imports
-    ImmutableParsedImportDict,
-    ImportDict,
-    ImportVar,
-    ParsedImportDict,
-    parse_imports,
-)
 from reflex.vars import VarData
 from reflex.vars.base import (
     CachedVarOperation,
@@ -1291,9 +1285,10 @@ class Component(BaseComponent, ABC):
         event_imports = Imports.EVENTS if self.event_triggers else {}
 
         # Collect imports from Vars used directly by this component.
-        var_datas = tuple(map(Var._get_all_var_data, self._get_vars()))
+        var_imports = [
-        var_imports: List[ImmutableParsedImportDict] = [
+            var_data.imports
-            var_data.imports for var_data in var_datas if var_data is not None
+            for var in self._get_vars()
+            if (var_data := var._get_all_var_data()) is not None
         ]
 
         added_import_dicts: list[ParsedImportDict] = []