Returns all the Turi Create configuration variables that can only
    be set via environment variables.

    - *TURI_FILEIO_WRITER_BUFFER_SIZE*: The file write buffer size.
    - *TURI_FILEIO_READER_BUFFER_SIZE*: The file read buffer size.
    - *OMP_NUM_THREADS*: The maximum number of threads to use for parallel processing.

    Returns
    -------
    Returns a dictionary of {key:value,..}

def get_environment_config():
    """
    Returns all the Turi Create configuration variables that can only
    be set via environment variables.

    - *TURI_FILEIO_WRITER_BUFFER_SIZE*: The file write buffer size.
    - *TURI_FILEIO_READER_BUFFER_SIZE*: The file read buffer size.
    - *OMP_NUM_THREADS*: The maximum number of threads to use for parallel processing.

    Returns
    -------
    Returns a dictionary of {key:value,..}
    """
    from .._connect import main as _glconnect
    unity = _glconnect.get_unity()
    return unity.list_globals(False)