pyarrow.json.open_json

pyarrow.json.open_json(input_file, read_options=None, parse_options=None, MemoryPool memory_pool=None)

Open a streaming reader of JSON data.

Reading using this function is always single-threaded.

Parameters:

input_filestr, path or file-like object

The location of JSON data. If a string or path, and if it ends with a recognized compressed file extension (e.g. “.gz” or “.bz2”), the data is automatically decompressed when reading.

read_optionspyarrow.json.ReadOptions, optional

Options for the JSON reader (see pyarrow.json.ReadOptions constructor for defaults)

parse_optionspyarrow.json.ParseOptions, optional

Options for the JSON parser (see pyarrow.json.ParseOptions constructor for defaults)

memory_poolMemoryPool, optional

Pool to allocate RecordBatch memory from

Returns:

pyarrow.json.JSONStreamingReader