_list_to_dict_preprocessing() — langchain Function Reference

Architecture documentation for the _list_to_dict_preprocessing() function in json.py from the langchain codebase.

Function python DocumentProcessing TextSplitters calls 1 called by 2

Entity Profile

DocumentProcessing→ TextSplitters→ _list_to_dict_preprocessing() — langchain Function Reference

Dependency Diagram

graph TD
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc["_list_to_dict_preprocessing()"]
  6fcdab9c_3ecd_51f0_a2ae_3b0c8bfac048["RecursiveJsonSplitter"]
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc -->|defined in| 6fcdab9c_3ecd_51f0_a2ae_3b0c8bfac048
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc["_list_to_dict_preprocessing()"]
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc -->|calls| ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc
  e3fb30a1_bf0b_b803_4160_e962db65ecfe["split_json()"]
  e3fb30a1_bf0b_b803_4160_e962db65ecfe -->|calls| ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc["_list_to_dict_preprocessing()"]
  ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc -->|calls| ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc
  style ab35e0b0_5a75_02e6_13a4_6e87c8da8bfc fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/text-splitters/langchain_text_splitters/json.py lines 69–83

    def _list_to_dict_preprocessing(
        self,
        data: Any,  # noqa: ANN401
    ) -> Any:  # noqa: ANN401
        if isinstance(data, dict):
            # Process each key-value pair in the dictionary
            return {k: self._list_to_dict_preprocessing(v) for k, v in data.items()}
        if isinstance(data, list):
            # Convert the list to a dictionary with index-based keys
            return {
                str(i): self._list_to_dict_preprocessing(item)
                for i, item in enumerate(data)
            }
        # Base case: the item is neither a dict nor a list, so return it unchanged
        return data