How to use the splinter.browser function in splinter

def test_should_work_even_without_zope_testbrowser(self):
        import __builtin__
        old_import = __builtin__.__import__

        def custom_import(name, *args, **kwargs):
              if 'zope' in name:
                  return None
              return old_import(name, *args, **kwargs)

        __builtin__.__import__ = custom_import

        from splinter import browser
        reload(browser)
        assert 'zope.testbrowser' not in browser._DRIVERS, 'zope.testbrowser driver should not be registered when zope.testbrowser is not installed'
        browser.Browser('zope.testbrowser')
        __builtin__.__import__ = old_import

def test_should_work_even_without_zope_testbrowser(self):
        self.patch_driver("zope")
        from splinter import browser

        reload(browser)
        self.assertNotIn("zope.testbrowser", browser._DRIVERS)
        self.unpatch_driver(browser)

def pytest_addoption(parser):  # pragma: no cover
    """Pytest hook to add custom command line option(s)."""
    group = parser.getgroup("splinter", "splinter integration for browser testing")
    group.addoption(
        "--splinter-webdriver",
        help="pytest-splinter webdriver", type=str, choices=list(splinter.browser._DRIVERS.keys()),
        dest='splinter_webdriver', metavar="DRIVER", default=None)
    group.addoption(
        "--splinter-remote-url",
        help="pytest-splinter remote webdriver url ", metavar="URL", dest='splinter_remote_url', default=None)
    group.addoption(
        "--splinter-wait-time",
        help="splinter explicit wait, seconds", type=int,
        dest='splinter_wait_time', metavar="SECONDS", default=None)
    group.addoption(
        "--splinter-implicit-wait",
        help="pytest-splinter selenium implicit wait, seconds", type=int,
        dest='splinter_webdriver_implicit_wait', metavar="SECONDS", default=5)
    group.addoption(
        "--splinter-speed",
        help="pytest-splinter selenium speed, seconds", type=int,
        dest='splinter_webdriver_speed', metavar="SECONDS", default=0)

def test_should_work_even_without_zope_testbrowser(self):
        self.patch_driver("zope")
        from splinter import browser

        reload(browser)
        self.assertNotIn("zope.testbrowser", browser._DRIVERS)
        self.unpatch_driver(browser)

def test_should_work_even_without_zope_testbrowser(self):
        import __builtin__
        old_import = __builtin__.__import__

        def custom_import(name, *args, **kwargs):
              if 'zope' in name:
                  return None
              return old_import(name, *args, **kwargs)

        __builtin__.__import__ = custom_import

        from splinter import browser
        reload(browser)
        assert 'zope.testbrowser' not in browser._DRIVERS, 'zope.testbrowser driver should not be registered when zope.testbrowser is not installed'
        browser.Browser('zope.testbrowser')
        __builtin__.__import__ = old_import

def test_should_work_even_without_zope_testbrowser(self):
        self.patch_driver("zope")
        from splinter import browser

        reload(browser)
        self.assertNotIn("zope.testbrowser", browser._DRIVERS)
        self.unpatch_driver(browser)