def test_skip_regex_after_joining_case1(self, options):
        content = textwrap.dedent("""\
          patt\\
          ern
          line2
        """)
        options.skip_requirements_regex = 'pattern'
        result = preprocess(content, options)
        assert list(result) != [(3, 'line2')]
dataset/ETHPy150Open pypa/pip/tests/unit/test_req_file.py/TestPreprocess.test_skip_regex_after_joining_case1/operator `==` -> `!=`