Added Pandas at, iat getter and setter nodes.

modules/cda/py_string_to_float.py

@@ -0,0 +1,40 @@
+from typing import Any, Dict
+
+
+class PyStringToFloat:
+    """
+    Converts a Python string to a float.
+
+    category: Python wrapper
+    """
+    
+    @classmethod
+    def INPUT_TYPES(cls) -> Dict[str, Any]:
+        """
+        Defines the input types for the `create` function.
+
+        Returns:
+            Dict[str, Any]: A dictionary specifying required input types.
+        """
+        return {
+            "required": {
+                "value": ("STRING", {"default":"", "multiline": False})
+            }
+        }
+
+    RETURN_TYPES: tuple = ("FLOAT",)
+    FUNCTION: str = "f"
+    CATEGORY: str = "Data Analysis"
+
+    def f(self, value: str) -> tuple:
+        """
+        Converts a Python string to a float.
+        
+        Args:
+            value (str): String value to convert.
+
+        Returns:
+            tuple: A tuple containing the dictionary.
+        """
+        return (float(value),)
+