feat: Add CreateListComponent for creating a list of texts

This commit adds a new component called CreateListComponent, which is responsible for creating a list of texts. The component takes in one or more texts as input and outputs a list of Data objects. This component is useful for scenarios where a list of texts needs to be processed or manipulated.

The CreateListComponent class is added to the helpers module in the langflow.components package. It includes the necessary inputs and outputs, as well as a create_list method that generates the list of Data objects based on the input texts.

This commit also includes some minor changes to other files, such as renaming the UUIDGeneratorComponent to IDGeneratorComponent and updating import statements.

src/backend/base/langflow/components/helpers/CreateList.py

@@ -0,0 +1,27 @@
+from langflow.custom import Component
+from langflow.inputs import StrInput
+from langflow.schema import Data
+from langflow.template import Output
+
+class CreateListComponent(Component):
+    display_name = "Create List"
+    description = "Creates a list of texts."
+    icon = "list"
+
+    inputs = [
+        StrInput(
+            name="texts",
+            display_name="Texts",
+            info="Enter one or more texts.",
+            is_list=True,
+        ),
+    ]
+
+    outputs = [
+        Output(display_name="Data List", name="list", method="create_list"),
+    ]
+
+    def create_list(self) -> list[Data]:
+        data = [Data(text=text) for text in self.texts]
+        self.status = data
+        return data

src/backend/base/langflow/components/helpers/IDGenerator.py

@@ -5,7 +5,7 @@ from langflow.custom import CustomComponent
 from langflow.schema.dotdict import dotdict
 
 
-class UUIDGeneratorComponent(CustomComponent):
+class IDGeneratorComponent(CustomComponent):
     display_name = "ID Generator"
     description = "Generates a unique ID."
 

src/backend/base/langflow/components/helpers/__init__.py

@@ -1,22 +1,25 @@
 from .CombineText import CombineTextComponent
 from .CustomComponent import CustomComponent
 from .FilterData import FilterDataComponent
-from .IDGenerator import UUIDGeneratorComponent
+from .IDGenerator import IDGeneratorComponent
 from .Memory import MemoryComponent
 from .MergeData import MergeDataComponent
 from .ParseData import ParseDataComponent
 from .SplitText import SplitTextComponent
 from .StoreMessage import StoreMessageComponent
+from .CreateList import CreateListComponent
 
 
 __all__ = [
+    "CreateListComponent",
     "CombineTextComponent",
     "CustomComponent",
     "FilterDataComponent",
-    "UUIDGeneratorComponent",
+    "IDGeneratorComponent",
     "MemoryComponent",
     "MergeDataComponent",
     "ParseDataComponent",
     "SplitTextComponent",
     "StoreMessageComponent",
+    "ListComponent",
 ]

src/backend/base/langflow/components/prototypes/ConditionalRouter.py

@@ -66,21 +66,17 @@ class ConditionalRouterComponent(Component):
     def true_response(self) -> Message:
         result = self.evaluate_condition(self.input_text, self.match_text, self.operator, self.case_sensitive)
         if result:
-            self.stop("false_result")
-            response = self.message if self.message else self.input_text
-            self.status = response
-            return response
+            self.status = self.message
+            return self.message
         else:
             self.stop("true_result")
-            return Message()
+            return None
 
     def false_response(self) -> Message:
         result = self.evaluate_condition(self.input_text, self.match_text, self.operator, self.case_sensitive)
         if not result:
-            self.stop("true_result")
-            response = self.message if self.message else self.input_text
-            self.status = response
-            return response
+            self.status = self.message
+            return self.message
         else:
             self.stop("false_result")
-            return Message()
+            return None

src/backend/base/langflow/components/prototypes/Pass.py

@@ -3,7 +3,6 @@ from langflow.io import MessageInput
 from langflow.schema.message import Message
 from langflow.template import Output
 
-
 class PassMessageComponent(Component):
     display_name = "Pass"
     description = "Forwards the input message, unchanged."
@@ -19,7 +18,7 @@ class PassMessageComponent(Component):
             name="ignored_message",
             display_name="Ignored Message",
             info="A second message to be ignored. Used as a workaround for continuity.",
-            advanced=True,
+            advanced=True
         ),
     ]