exp: Drop init. (#9269)

Drop `exp init`.

Closes #9267

tests/unit/ui/test_prompt.py

@@ -1,144 +0,0 @@
-import io
-from unittest.mock import call
-
-import pytest
-from rich.console import Console as RichConsole
-
-from dvc.ui.prompt import Confirm, InvalidResponse, Prompt
-
-
-@pytest.mark.parametrize("side_effect", [EOFError, KeyboardInterrupt])
-@pytest.mark.parametrize("prompt_cls", [Prompt, Confirm])
-def test_prompt_interrupt_message_not_interleaved(prompt_cls, side_effect, mocker):
-    """Test that the interrupt message is not interleaved with the prompt."""
-    prompt = "should print exception in the next line"
-    console = RichConsole(file=io.StringIO())
-
-    mocker.patch.object(console, "input", side_effect=side_effect)
-    with pytest.raises(side_effect):
-        prompt_cls.ask(prompt=prompt, console=console)
-    # as we are raising side_effect on the input, unfortunately we cannot
-    # assert for the prompt string, only the newline.
-    assert console.file.getvalue() == "\n"
-
-
-def test_prompt_str():
-    console = RichConsole(file=io.StringIO())
-    assert (
-        Prompt.ask("What is your name?", console=console, stream=io.StringIO("foo"))
-        == "foo"
-    )
-    assert console.file.getvalue() == "What is your name?: "
-
-
-def test_prompt_disallows_empty_response(mocker):
-    console = RichConsole(file=io.StringIO())
-    Prompt.prompt_(
-        "What is your name?",
-        console=console,
-        stream=io.StringIO("\nfoo"),
-    )
-    expected = (
-        "What is your name?: Response required. Please try again.\nWhat is your name?: "
-    )
-    assert console.file.getvalue() == expected
-
-
-@pytest.mark.parametrize(
-    "default, brack",
-    [
-        ("default", "[default, n to omit]"),
-        (None, "[n to omit]"),
-    ],
-)
-def test_prompt_with_conditional_skip(mocker, default, brack):
-    console = RichConsole(file=io.StringIO())
-    mocked_validator = mocker.MagicMock(return_value="something")
-    assert (
-        Prompt.prompt_(
-            "What is your name?",
-            console=console,
-            allow_omission=True,
-            stream=io.StringIO("n\n"),
-            default=default,
-            validator=mocked_validator,
-        )
-        is None
-    )
-    assert console.file.getvalue() == f"What is your name? {brack}: "
-    mocked_validator.assert_not_called()
-
-
-def test_prompt_retries_on_invalid_response_from_validator(mocker):
-    console = RichConsole(file=io.StringIO())
-    mocked_validator = mocker.MagicMock(
-        side_effect=[InvalidResponse("it is a number"), "foo"]
-    )
-    assert (
-        Prompt.ask(
-            "what is your name?",
-            console=console,
-            stream=io.StringIO("3\nfoo"),
-            validator=mocked_validator,
-        )
-        == "foo"
-    )
-    mocked_validator.assert_has_calls([call("3"), call("foo")])
-
-    expected = "what is your name?: it is a number\nwhat is your name?: "
-    assert console.file.getvalue() == expected
-
-
-def test_prompt_shows_message_from_validator_response(mocker):
-    console = RichConsole(file=io.StringIO())
-    mocked_validator = mocker.MagicMock(
-        return_value=("foo@email", "failed to send a verification email")
-    )
-    assert (
-        Prompt.ask(
-            "what is your email?",
-            console=console,
-            stream=io.StringIO("foo@email"),
-            validator=mocked_validator,
-        )
-        == "foo@email"
-    )
-    mocked_validator.assert_has_calls([call("foo@email")])
-
-    expected = "what is your email?: failed to send a verification email\n"
-    assert console.file.getvalue() == expected
-
-
-def test_prompt_default(mocker):
-    console = RichConsole(file=io.StringIO())
-    mocked_validator = mocker.MagicMock(return_value="default")
-    assert (
-        Prompt.ask(
-            "What is your name?",
-            console=console,
-            stream=io.StringIO(""),
-            default="default",
-            validator=mocked_validator,
-        )
-        == "default"
-    )
-    assert console.file.getvalue() == "What is your name? [default]: "
-    mocked_validator.assert_has_calls([call("default")])
-
-
-@pytest.mark.parametrize(
-    "default, inner", [(True, "Y/n"), (False, "y/N"), (Ellipsis, "y/n")]
-)
-def test_prompt_confirm(default, inner):
-    console = RichConsole(file=io.StringIO())
-    assert (
-        Confirm.ask(
-            "exit?",
-            console=console,
-            stream=io.StringIO("y\n"),
-            default=default,
-        )
-        is True
-    )
-    output = console.file.getvalue()
-    assert output == f"exit? [{inner}]: "