fix encoder_only option

import pytest

import numpy as np

from tests.cmp_pcm import cmp_pcm

from tests.cmp_stats_files import cmp_stats_files

from tests.conftest import DecoderFrontend, EncoderFrontend, parse_properties

        )

        # compare binary files extracted from the encoder

        if get_enc_stats:

        if update_ref in [0, 2] and get_enc_stats:

            print("Comparing encoder files")

            print("=======================\n")

            print("")

            cmp_result_msg += enc_test_result_msg

    if encoder_only:

            props = parse_properties(cmp_result_msg, False, props_to_record)

            for k, v in props.items():

                record_property(k, v)

            if enc_test_result:

                pytest.fail("Too high difference in encoder statistics found.")

        return

            else:

                # remove DUT stats file when test result is OK (to save disk space)

                if not keep_files:

                    os.remove(dut_stats_file)

    if encoder_only:

        return      # don't proceed with the decoder if user specified --encoder_only on the command line

    # check for networkSimulator_g192 command line

    if sim_opts != "":

        )

    # check for eid-xor command line

    if eid_opts != "":

        eid_split = eid_opts.split()

        assert len(eid_split) >= 3, "eid-xor expects at least 3 parameters"

        # -> construct netsim output file name

        eid_xor_outfile = f"{testv_base}_{tag_str}.fer.192"

        eid_split[-1] = eid_xor_outfile

        error_insertion(

            reference_path,

            dut_base_path,