Exemplo n.º 1
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    def scale_factors(self):
        """
        Scale factors and masks.

        Returns
        -------
        A read-only list (:class:`pygchem.utils.data_structures.RecordList`)
        of all scale factors and masks attached to the emission setup.
        If a scale factor is attached to several base emission fields, it
        appears only once in the list.
        """
        sf = []
        for bef in self.base_emission_fields:
            sf.extend(bef.scale_factors)
        # can't using the 'set' python type to get a list of unique elements
        # ('set' doesn't preserve the order)
        sf_keys = [f.name for f in sf]
        sf_duplicates = []
        sf_unique = []
        for i, k in enumerate(sf_keys):
            if sf_keys.count(k) > 1:
                if k in sf_duplicates:
                    continue
                sf_duplicates.append(k)
            sf_unique.append(sf[i])

        return RecordList(sf_unique, ref_classes=[EmissionScale, EmissionMask],
                          read_only=True, key_attr='name')
Exemplo n.º 2
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    def __init__(self, diaginfo_file='', tracerinfo_file=''):

        self.categories = RecordList([], key_attr='name',
                                     ref_classes=CTMCategory)
        self.diagnostics = RecordList([], key_attr='number',
                                      ref_classes=CTMDiagnostic)

        if diaginfo_file is not None:
            if not diaginfo_file:
                diaginfo_file = os.path.join(config.PACKAGE_DATA_PATH,
                                             "diaginfo.dat")
            self.load_diaginfo(diaginfo_file)

        if tracerinfo_file is not None:
            if not tracerinfo_file:
                tracerinfo_file = os.path.join(config.PACKAGE_DATA_PATH,
                                               "tracerinfo.dat")
            self.load_tracerinfo(tracerinfo_file)
Exemplo n.º 3
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    def base_emission_fields(self):
        """
        Base emission fields.

        Returns
        -------
        A read-only list (:class:`pygchem.utils.data_structures.RecordList`)
        of all base emission fields attached to the emission setup.
        """
        bef = []
        for ext in self.extensions:
            bef.extend(ext.base_emission_fields + ext.extension_data)
        return RecordList(bef, ref_classes=EmissionBase, read_only=True,
                          key_attr='name')
Exemplo n.º 4
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 def __init__(self, extensions=(), description=''):
     self._extensions = RecordList(extensions, ref_classes=EmissionExt,
                                   key_attr='name')
     self.description = str(description)
     self.name = str(self.description)
Exemplo n.º 5
0
      "If None, an ID will be further set automatically.")),
    required_fields=['name']
)


#-----------------------------------------------------------------------------
# Re-define a few properties (for more complex objects or type combinations)
#-----------------------------------------------------------------------------

# TODO: (var_name, ndim, units) connection between record-type and datafield

EmissionBase.scale_factors = property(
    lambda self: self._scale_factors,
    lambda self, value: setattr(
        self, '_scale_factors',
        RecordList(value, ref_classes=(EmissionScale, EmissionMask),
                   key_attr='name')
    ),
    doc=EmissionBase.scale_factors.__doc__
)

EmissionExt.base_emission_fields = property(
    lambda self: self._base_emission_fields,
    lambda self, value: setattr(
        self, '_base_emission_fields',
        RecordList(value, ref_classes=EmissionBase, key_attr='name'),
    ),
    doc=EmissionBase.scale_factors.__doc__
)

EmissionExt.extension_data = property(
    lambda self: self._extension_data,
Exemplo n.º 6
0
class CTMDiagnosticInfo(object):
    """
    Define all the diagnostics (and its metadata) that one can archive
    with GEOS-Chem.

    An instance of this class is commonly related to a couple
    of diaginfo.dat and tracerinfo.dat files. The class provides methods to
    read/write information from/to these files.

    Parameters
    ----------
    diaginfo_file : string or None
        path to the 'diaginfo.dat' file.
        If None, no file read (no category added)
        If empty string, the instance is created using a default
        diaginfo.dat file - located in the data folder of the module
        installation path)
    tracerinfo_file : string or None
        path to the 'tracerinfo.dat' file (or None or empty string).

    """
    def __init__(self, diaginfo_file='', tracerinfo_file=''):

        self.categories = RecordList([], key_attr='name',
                                     ref_classes=CTMCategory)
        self.diagnostics = RecordList([], key_attr='number',
                                      ref_classes=CTMDiagnostic)

        if diaginfo_file is not None:
            if not diaginfo_file:
                diaginfo_file = os.path.join(config.PACKAGE_DATA_PATH,
                                             "diaginfo.dat")
            self.load_diaginfo(diaginfo_file)

        if tracerinfo_file is not None:
            if not tracerinfo_file:
                tracerinfo_file = os.path.join(config.PACKAGE_DATA_PATH,
                                               "tracerinfo.dat")
            self.load_tracerinfo(tracerinfo_file)

    def load_diaginfo(self, filename, clear=True):
        """
        load diagnostic categories metadata from the 'diaginfo.dat' file given
        by `filename`. If `clear` is True, all existing categories are removed.
        """
        data = diaginfo.read_diaginfo(filename)
        if clear:
            del self.categories[:]
        self.categories.extend(CTMCategory(**d) for d in data)

    def load_tracerinfo(self, filename, clear=True):
        """
        Read diagnostics from the 'tracerinfo.dat'-file with given `filename`.
        If `clear` is True, all existing diagnostics are removed.
        """
        data = diaginfo.read_tracerinfo(filename)
        if clear:
            del self.diagnostics[:]
        for d in data:
            if d['carbon_weight'] != 1:
                d['hydrocarbon'] = True
                d['molecular_weight'] = config.C_MOLECULAR_WEIGHT
            else:
                d['hydrocarbon'] = False
            d['chemical'] = bool(d['molecular_weight'])

        self.diagnostics.extend(CTMDiagnostic(**d) for d in data)

    def save_diaginfo(self, filename):
        """
        TODO:
        """
        raise NotYetImplementedError()

    def save_tracerinfo(self, filename):
        """
        TODO:
        """
        raise NotYetImplementedError()