refac: fix bug reading docstring

src/backend/langflow/interface/listing.py

@@ -24,12 +24,10 @@ def list_type(object_type: str):
 
 def list_agents():
     """List all agent types"""
-    AGENT_BUG = ["ChatAgent"]
     return [
         agent.__name__
         for agent in agents.loading.AGENT_TO_CLASS.values()
-        if (agent.__name__ in settings.agents or settings.dev)
+        if agent.__name__ in settings.agents or settings.dev
-        and agent.__name__ not in AGENT_BUG
     ]
 
 
@@ -46,17 +44,12 @@ def list_prompts():
 
 def list_tools():
     """List all load tools"""
-    TOOL_BUG = []
 
     tools = []
 
     for tool in get_all_tool_names():
         tool_params = util.get_tool_params(util.get_tools_dict(tool))
-        if (
+        if tool_params and tool_params["name"] in settings.tools or settings.dev:
-            tool_params
-            and (tool_params["name"] in settings.tools or settings.dev)
-            and tool_params["name"] not in TOOL_BUG
-        ):
             tools.append(tool_params["name"])
 
     return tools
@@ -82,15 +75,8 @@ def list_chain_types():
 
 def list_memories():
     """List all memory types"""
-    MEMORY_BUG = [
-        "ChatMessageHistory",
-        "ConversationSummaryBufferMemory",
-        "ConversationKGMemory",
-        "ConversationSummaryMemory",
-    ]
     return [
         memory.__name__
         for memory in memory_type_to_cls_dict.values()
-        if (memory.__name__ in settings.memories or settings.dev)
+        if memory.__name__ in settings.memories or settings.dev
-        and memory.__name__ not in MEMORY_BUG
     ]

src/backend/langflow/utils/util.py

@@ -71,6 +71,7 @@ def build_template_from_class(name: str, type_to_cls_dict: Dict):
         if v.__name__ == name:
             _class = v
 
+            # Get the docstring
             docs = get_class_doc(_class)
 
             variables = {"_type": _type}
@@ -192,11 +193,7 @@ def get_class_doc(class_name):
         A dictionary containing the extracted information, with keys
         for 'Description', 'Parameters', 'Attributes', and 'Returns'.
     """
-    # Get the class docstring
+    # Template
-    docstring = class_name.__doc__
-
-    # Parse the docstring to extract information
-    lines = docstring.split("\n")
     data = {
         "Description": "",
         "Parameters": {},
@@ -205,6 +202,15 @@ def get_class_doc(class_name):
         "Returns": {},
     }
 
+    # Get the class docstring
+    docstring = class_name.__doc__
+
+    if not docstring:
+        return data
+
+    # Parse the docstring to extract information
+    lines = docstring.split("\n")
+
     current_section = "Description"
 
     for line in lines: