Source code for openquake.hmtk.parsers.catalogue.base

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Module :mod:`openquake.hmtk.parsers.catalogue.base` defines an abstract base
class for :class:`CatalogueParser <BaseCatalogueParser>`.
import abc
import os.path

[docs]class BaseCatalogueParser(object): """ A base class for a Catalogue Parser """ def __init__(self, input_file): """ Initialise the object and check input file existance """ self.input_file = input_file if not os.path.exists(self.input_file): raise IOError('File not found: %s' % input_file)
[docs] @abc.abstractmethod def read_file(self): """ Return an instance of the class :class:`Catalogue` """
[docs]class BaseCatalogueWriter(object): """ A base class for a Catalogue writer """ def __init__(self, output_file): """ Initialise the object and check output file existance. If file already exists then raise error """ self.output_file = output_file if os.path.exists(self.output_file): raise IOError('Catalogue output file %s already exists!' % self.output_file)
[docs] @abc.abstractmethod def write_file(self): """ Return an instance of the class :class:`Catalogue` """