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How to use test_user_agent_should_emulate_device_user_agent method in Playwright Python

Best Python code snippet using playwright-python

test_browsercontext.py

Source:test_browsercontext.py

...135        utils.attach_frame(page, "frame1", server.EMPTY_PAGE),136    )137    assert request.getHeader("user-agent") == "foobar"138    await context.close()139async def test_user_agent_should_emulate_device_user_agent(playwright, browser, server):140    context = await browser.new_context(141        user_agent=playwright.devices["iPhone 6"]["user_agent"]142    )143    page = await context.new_page()144    await page.goto(server.PREFIX + "/mobile.html")145    assert "iPhone" in await page.evaluate("navigator.userAgent")146    await context.close()147async def test_user_agent_should_make_a_copy_of_default_options(browser, server):148    options = {"user_agent": "foobar"}149    context = await browser.new_context(**options)150    options["user_agent"] = "wrong"151    page = await context.new_page()152    [request, _] = await asyncio.gather(153        server.wait_for_request("/empty.html"),...

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