Add inline pandas import and missing dunder methods to lazy import proxy

Author: jordanrfrazier

src/lfx/src/lfx/base/tools/component_tool.py

@@ -135,6 +135,8 @@ def output_function(*args, **kwargs):
             return result.get_text()
         if isinstance(result, Data):
             return result.data
+        import pandas as pd
+
         if isinstance(result, pd.DataFrame):
             return result
         # removing the model_dump() call here because it is not serializable
@@ -190,6 +192,8 @@ async def output_function(*args, **kwargs):
             return result.get_text()
         if isinstance(result, Data):
             return result.data
+        import pandas as pd
+
         if isinstance(result, pd.DataFrame):
             return result
         # removing the model_dump() call here because it is not serializable

src/lfx/src/lfx/custom/validate.py

@@ -616,6 +616,12 @@ def __subclasscheck__(self, subclass):
     def __iter__(self):
         return iter(self._resolve())
 
+    def __or__(self, other):
+        return self._resolve() | other
+
+    def __ror__(self, other):
+        return other | self._resolve()
+
     def __repr__(self) -> str:
         # Intentionally does NOT resolve — useful for logging while debugging the lazy path
         # without forcing every `repr()` to import the underlying module.