class BasicDatasetReader(DatasetReaderIface):
""" This is a CSV file-based implementation of DatasetReaderIface
"""
def __init__(self, streamDefDict):
""" Constructor
streamDefDict: stream definition, as defined in
py/nupic/frameworks/opf/jsonschema/stream_def.json
"""
# Create the object to read from
self._reader = StreamReader(streamDefDict, saveOutput=True)
return
def __iter__(self):
return self
def next(self):
row = self._reader.getNextRecordDict()
if row == None:
raise StopIteration
return row
def getDatasetFieldMetaData(self):
""" [virtual method override]
Returns: a tuple of dataset field metadata descriptors that are
arranged in the same order as the columns in the dataset.
Each field metadata descriptor is of type
nupic.data.fieldmeta.FieldMetaInfo
"""
return FieldMetaInfo.createListFromFileFieldList(
self._reader.getFields())
class BasicDatasetReader(DatasetReaderIface):
""" This is a CSV file-based implementation of :class:`DatasetReaderIface`.
:param streamDefDict: stream definition, as defined `here <stream-def.html>`_.
"""
def __init__(self, streamDefDict):
# Create the object to read from
self._reader = StreamReader(streamDefDict, saveOutput=True)
return
def __iter__(self):
return self
def next(self):
row = self._reader.getNextRecordDict()
if row == None:
raise StopIteration
return row
def getDatasetFieldMetaData(self):
return FieldMetaInfo.createListFromFileFieldList(self._reader.getFields())
class BasicDatasetReader(DatasetReaderIface):
""" This is a CSV file-based implementation of DatasetReaderIface
"""
def __init__(self, streamDefDict):
""" Constructor
streamDefDict: stream definition, as defined in
py/nupic/frameworks/opf/jsonschema/stream_def.json
"""
# Create the object to read from
self._reader = StreamReader(streamDefDict, saveOutput=True)
return
def __iter__(self):
return self
def next(self):
row = self._reader.getNextRecordDict()
if row is None:
raise StopIteration
return row
def getDatasetFieldMetaData(self):
""" [virtual method override]
Returns: a tuple of dataset field metadata descriptors that are
arranged in the same order as the columns in the dataset.
Each field metadata descriptor is of type
nupic.data.fieldmeta.FieldMetaInfo
"""
return FieldMetaInfo.createListFromFileFieldList(self._reader.getFields())
