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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,14 @@ | ||
| """ | ||
| XML namespace definitions | ||
| """ | ||
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| EEML_SCHEMA_VERSION = '0.5.1' | ||
| EEML_NAMESPACE = 'http://www.eeml.org/xsd/{}'.format(EEML_SCHEMA_VERSION) | ||
| XSI_NAMESPACE = 'http://www.w3.org/2001/XMLSchema-instance' | ||
| SCHEMA_LOCATION = ('{{{}}}schemaLocation'.format(XSI_NAMESPACE), | ||
| EEML_NAMESPACE + | ||
| ' http://www.eeml.org/xsd/{0}/{0}.xsd' | ||
| .format(EEML_SCHEMA_VERSION)) | ||
| NSMAP = {None: EEML_NAMESPACE, | ||
| 'xsi': XSI_NAMESPACE} | ||
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| @@ -0,0 +1,133 @@ | ||
| """ | ||
| This package stores all the available implementations of Unit | ||
| """ | ||
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| from eeml.util import _elem, _addA | ||
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| class Unit(object): | ||
| """ | ||
| This class represents a unit element in the EEML document. | ||
| """ | ||
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| __valid_types = ['basicSI', 'derivedSI', 'conversionBasedUnits', | ||
| 'derivedUnits', 'contextDependentUnits'] | ||
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| def __init__(self, name, type_=None, symbol=None): | ||
| """ | ||
| :raise Exception: is sg is wrong | ||
| :param name: the name of this unit (eg. meter, Celsius) | ||
| :type name: `str` | ||
| :param type_: the type of this unit (``basicSI``, ``derivedSI``, ``conversionBasedUnits``, ``derivedUnits``, ``contextDependentUnits``) | ||
| :type type: `str` | ||
| :param symbol: the symbol of this unit (eg. m, C) | ||
| :type symbol: `str` | ||
| """ | ||
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| self._name = name | ||
| if type_ is not None and not type_ in self.__valid_types: | ||
| raise ValueError("type must be {}, got '{}'".format( | ||
| ", ".join(['%s'%s for s in self.__valid_types]), type_)) | ||
| self._type = type_ | ||
| self._symbol = symbol | ||
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| def toeeml(self): | ||
| """ | ||
| Convert this object into a DOM element. | ||
| :return: the unit element | ||
| :rtype: `Element` | ||
| """ | ||
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| unit = _elem('unit') | ||
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| _addA(unit, self._type, 'type') | ||
| _addA(unit, self._symbol, 'symbol') | ||
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| unit.text = self._name | ||
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| return unit | ||
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| class Celsius(Unit): | ||
| """ | ||
| Degree Celsius unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Celsius. | ||
| """ | ||
| Unit.__init__(self, 'Celsius', 'derivedSI', u'\xb0C') | ||
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| class Degree(Unit): | ||
| """ | ||
| Degree of arc unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Degree. | ||
| """ | ||
| Unit.__init__(self, 'Degree', 'basicSI', u'\xb0') | ||
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| class Fahrenheit(Unit): | ||
| """ | ||
| Degree Fahrenheit unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Fahrenheit. | ||
| """ | ||
| Unit.__init__(self, 'Fahrenheit', 'derivedSI', u'\xb0F') | ||
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| class hPa(Unit): | ||
| """ | ||
| hPa unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with hPa. | ||
| """ | ||
| Unit.__init__(self, 'hPa', 'derivedSI', 'hPa') | ||
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| class Knots(Unit): | ||
| """ | ||
| Knots class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Knots. | ||
| """ | ||
| Unit.__init__(self, 'Knots', 'conversionBasedUnits', u'kts') | ||
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| class RH(Unit): | ||
| """ | ||
| Relative Humidity unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Relative Humidity. | ||
| """ | ||
| Unit.__init__(self, 'Relative Humidity', 'derivedUnits', '%RH') | ||
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| class Watt(Unit): | ||
| """ | ||
| Watt unit class. | ||
| """ | ||
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| def __init__(self): | ||
| """ | ||
| Initialize the `Unit` parameters with Watt. | ||
| """ | ||
| Unit.__init__(self, 'Watt', 'derivedSI', 'W') | ||
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