How to use the metar.Datatypes.temperature function in metar

def test_error_checking():
    """Test exception raising."""
    with pytest.raises(ValueError):
        temperature("32C")
    with pytest.raises(ValueError):
        temperature("M10F")
    with pytest.raises(UnitsError):
        temperature("32", "J")
    with pytest.raises(UnitsError):
        temperature(temperature("32").value, "J")
    with pytest.raises(UnitsError):
        temperature(temperature("32").string, "J")

def test_conversions():
    """Test unit conversions."""
    assert temperature("32", "F").value("F") == 32.0
    assert temperature("32", "F").value("C") == 0.0
    assert temperature("50", "F").value("C") == 10.0
    assert temperature("32", "F").value("K") == 273.15

    assert temperature("20", "C").value("C") == 20.0
    assert temperature("M10", "C").value("F") == 14.0
    assert temperature("M0", "C").value("F") == 32.0
    assert temperature("20", "C").value("K") == 293.15
    assert temperature("20", "C").value("F") == 68.0
    assert temperature("30", "C").value("F") == 86.0

    assert temperature("263.15", "K").value("K") == 263.15
    assert temperature("263.15", "K").value("C") == -10.0
    assert temperature("263.15", "K").value("F") == 14.0

    assert temperature("10", "C").string("C") == "10.0 C"
    assert temperature("10", "C").string("F") == "50.0 F"
    assert temperature("10", "C").string("K") == "283.1 K"

def test_defaults():
    """Test basic usage."""
    assert temperature("32").value() == 32.0
    assert temperature("32").value("C") == 32.0
    assert temperature("32").string() == "32.0 C"
    assert temperature("32", "F").string() == "32.0 F"

def test_inputs():
    """Test various inputs."""
    assert temperature("32").value() == 32.0
    assert temperature(32).value() == 32.0
    assert temperature(32.0).value() == 32.0

    assert temperature("32", "c").value() == 32.0
    assert temperature("32", "f").value() == 32.0
    assert temperature("32", "k").value() == 32.0

    assert temperature("50", "F").value("c") == 10.0
    assert temperature("50", "f").value("C") == 10.0

def test_inputs():
    """Test various inputs."""
    assert temperature("32").value() == 32.0
    assert temperature(32).value() == 32.0
    assert temperature(32.0).value() == 32.0

    assert temperature("32", "c").value() == 32.0
    assert temperature("32", "f").value() == 32.0
    assert temperature("32", "k").value() == 32.0

    assert temperature("50", "F").value("c") == 10.0
    assert temperature("50", "f").value("C") == 10.0

def test_error_checking():
    """Test exception raising."""
    with pytest.raises(ValueError):
        temperature("32C")
    with pytest.raises(ValueError):
        temperature("M10F")
    with pytest.raises(UnitsError):
        temperature("32", "J")
    with pytest.raises(UnitsError):
        temperature(temperature("32").value, "J")
    with pytest.raises(UnitsError):
        temperature(temperature("32").string, "J")

def test_conversions():
    """Test unit conversions."""
    assert temperature("32", "F").value("F") == 32.0
    assert temperature("32", "F").value("C") == 0.0
    assert temperature("50", "F").value("C") == 10.0
    assert temperature("32", "F").value("K") == 273.15

    assert temperature("20", "C").value("C") == 20.0
    assert temperature("M10", "C").value("F") == 14.0
    assert temperature("M0", "C").value("F") == 32.0
    assert temperature("20", "C").value("K") == 293.15
    assert temperature("20", "C").value("F") == 68.0
    assert temperature("30", "C").value("F") == 86.0

    assert temperature("263.15", "K").value("K") == 263.15
    assert temperature("263.15", "K").value("C") == -10.0
    assert temperature("263.15", "K").value("F") == 14.0

    assert temperature("10", "C").string("C") == "10.0 C"
    assert temperature("10", "C").string("F") == "50.0 F"
    assert temperature("10", "C").string("K") == "283.1 K"

def test_inputs():
    """Test various inputs."""
    assert temperature("32").value() == 32.0
    assert temperature(32).value() == 32.0
    assert temperature(32.0).value() == 32.0

    assert temperature("32", "c").value() == 32.0
    assert temperature("32", "f").value() == 32.0
    assert temperature("32", "k").value() == 32.0

    assert temperature("50", "F").value("c") == 10.0
    assert temperature("50", "f").value("C") == 10.0

def _handleTemp(self, d):
        """
        Parse a temperature-dewpoint group.

        The following attributes are set:
            temp    temperature (Celsius) [float]
            dewpt   dew point (Celsius) [float]
        """
        temp = d["temp"]
        dewpt = d["dewpt"]
        if temp and temp != "//" and temp != "XX" and temp != "MM":
            self.temp = temperature(temp)
        if dewpt and dewpt != "//" and dewpt != "XX" and dewpt != "MM":
            self.dewpt = temperature(dewpt)

def _handleTemp6hrRemark(self, d):
        """
        Parse a 6-hour maximum or minimum temperature remark group.
        """
        value = float(d["temp"]) / 10.0
        if d["sign"] == "1":
            value = -value
        if d["type"] == "1":
            self.max_temp_6hr = temperature(value, "C")
        else:
            self.min_temp_6hr = temperature(value, "C")