| 1234567891011121314151617181920212223242526 | from libs.helper import emaildef test_email_with_valid_email():    assert email("test@example.com") == "test@example.com"    assert email("TEST12345@example.com") == "TEST12345@example.com"    assert email("test+test@example.com") == "test+test@example.com"    assert email("!#$%&'*+-/=?^_{|}~`@example.com") == "!#$%&'*+-/=?^_{|}~`@example.com"def test_email_with_invalid_email():    try:        email("invalid_email")    except ValueError as e:        assert str(e) == "invalid_email is not a valid email."    try:        email("@example.com")    except ValueError as e:        assert str(e) == "@example.com is not a valid email."    try:        email("()@example.com")    except ValueError as e:        assert str(e) == "()@example.com is not a valid email."
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