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Complete this python program:
def call_parallel_gufunc(lowerer, cres, gu_signature, outer_sig, expr_args, loop_ranges, redvars, reddict, init_block):
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#Here is the Python code you requested.

    """Adds the call to the gufunc function from the main function.
    """
    context = lowerer.context
    builder = lowerer.builder
    library = lowerer.library
    from .parallel import ParallelGUFuncBuilder, build_gufunc_wrapper, get_thread_count, _launch_threads, _init
    if config.DEBUG_ARRAY_OPT:
        print('make_parallel_loop')
        print('args    =    ', expr_args)
        print('outer_sig    =    ', outer_sig.args, outer_sig.return_type, outer_sig.recvr, outer_sig.pysig)
        print('loop_ranges    =    ', loop_ranges)
    (args, return_type) = sigutils.normalize_signature(outer_sig)
    llvm_func = cres.library.get_function(cres.fndesc.llvm_func_name)
    (sin, sout) = gu_signature
    _launch_threads()
    _init()
    (wrapper_ptr, env, wrapper_name) = build_gufunc_wrapper(llvm_func, cres, sin, sout, {})
    cres.library._ensure_finalized()
    if config.DEBUG_ARRAY_OPT:
        print('parallel    function    =    ', wrapper_name, cres)
    def load_range(v):
        if isinstance(v, ir.Var):
            return lowerer.loadvar(v.name)
        else:
            return context.get_constant(types.intp, v)
    num_dim = len(loop_ranges)
    for i in range(num_dim):
        (start, stop, step) = loop_ranges[i]
        start = load_range(start)
        stop = load_range(stop)
        assert (step == 1)
        step = load_range(step)
        loop_ranges[i] = (start, stop, step)
        if config.DEBUG_ARRAY_OPT:
            print('call_parallel_gufunc    loop_ranges[{}]    =    '.format(i), start, stop, step)
            cgutils.printf(builder, 'loop    range[{}]:    %d    %d    (%d)\n'.format(i), start, stop, step)
    byte_t = lc.Type.int(8)
    byte_ptr_t = lc.Type.pointer(byte_t)
    byte_ptr_ptr_t = lc.Type.pointer(byte_ptr_t)
    intp_t = context.get_value_type(types.intp)
    uintp_t = context.get_value_type(types.uintp)
    intp_ptr_t = lc.Type.pointer(intp_t)
    zero = context.get_constant(types.intp, 0)
    one = context.get_constant(types.intp, 1)
    one_type = one.type
    sizeof_intp = context.get_abi_sizeof(intp_t)
    sched_name = expr_args.pop(0)
 ...