[debug dump util] Match Infra and Corresponding UT's added

[vivekrnv]

What I did

HLD for Dump Utility: HLD.

• Added the Logic for Match Infrastructure along with corresponding unit tests.

For More Info on Match Infrastructure, Check this section in the HLD:
MatchInfra

How I did it

How to verify it

tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_bad_key_pattern PASSED                                                                                                                 [ 83%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_bad_request PASSED                                                                                                                     [ 83%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_invalid_combination PASSED                                                                                                             [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_invalid_db PASSED                                                                                                                      [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_just_keys_return_fields_compat PASSED                                                                                                  [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_no_file PASSED                                                                                                                         [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_no_source PASSED                                                                                                                       [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_no_table PASSED                                                                                                                        [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_no_value PASSED                                                                                                                        [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_return_fields_bad_format PASSED                                                                                                        [ 84%]
tests/dump_tests/match_engine_test.py::TestInvalidRequest::test_vague_source PASSED                                                                                                                    [ 84%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_field_value_match PASSED                                                                                                                  [ 84%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_field_value_match_list_type PASSED                                                                                                        [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_field_value_no_match PASSED                                                                                                               [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_file_source PASSED                                                                                                                        [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_file_source_with_key_ptrn PASSED                                                                                                          [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_file_source_with_not_only_return_keys PASSED                                                                                              [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_for_no_key_match PASSED                                                                                                                   [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_for_no_match PASSED                                                                                                                       [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_just_keys_false PASSED                                                                                                                    [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_key_pattern_complex PASSED                                                                                                                [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_key_pattern_wildcard PASSED                                                                                                               [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_return_fields_with_all_filtering PASSED                                                                                                   [ 85%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_return_fields_with_field_value_filtering PASSED                                                                                           [ 86%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_return_fields_with_key_filtering PASSED                                                                                                   [ 86%]
tests/dump_tests/match_engine_test.py::TestMatchEngine::test_return_keys PASSED                                                                                                                        [ 86%]

Previous command output (if the output of a command-line utility has changed)

New command output (if the output of a command-line utility has changed)

[stepanblyschak]

General comment: Run the code against PEP8 checker