class NetCDFConverter(object):
def __init__(self, metadataFile, csvFile, ncOutput):
Log().set_log_info("[Begin] conversion to NetCDF of: " + metadataFile +
" " + csvFile + " " + ncOutput)
self.init_elements(metadataFile, csvFile, ncOutput)
if not os.path.exists(self.ncOutput):
try:
self.ncFile = Dataset(self.ncOutput,
'w',
format='NETCDF' + self.version)
except:
Log().set_log_error(
"The netCDF_version is wrong. Assigning the default value(netCDF4_CLASSIC) to "
"netCDF_version")
self.version = '4_CLASSIC'
self.ncFile = Dataset(self.ncOutput,
'w',
format='NETCDF' + self.version)
self.create_netcdf()
else: # Append start
self.ncFile = Dataset(self.ncOutput, 'r+')
self.append_netcdf()
self.metadata.globalAttributes.max_min_attribute(self.ncFile)
self.ncFile.close()
Log().set_log_info("[Finished] conversion to NetCDF of : " +
metadataFile + " " + csvFile + " " + ncOutput)
def init_elements(self, metadataFile, csvFile, ncOutput):
self.ncOutput = ncOutput
self.ncOutput = Checker().check_source(metadataFile, csvFile, ncOutput)
self.metadata = Metadata(metadataFile)
self.metadataData = self.metadata.get_metadata()
self.data = Data(csvFile)
self.ncOutput = self.ncOutput + self.metadata.get_global_attributes(
).get_id() + ".nc"
self.version = self.metadata.get_global_attributes(
).get_netcdf_version()
self.temporalAppendPosition = {}
self.globalAttributes = Metadata(metadataFile).get_global_attributes()
self.dimensions = self.metadata.get_dimensions()
self.naming_authority = self.globalAttributes.attributesList[
'naming_authority']
if self.naming_authority == 'EGO':
self.data_ego = Data_ego(csvFile)
self.ego_standard_metadata = EgoReaderStandardMetadata()
self.dimensionsEgo = self.ego_standard_metadata.get_dimensions()
self.metadata.change_variable()
def create_netcdf(self):
self.globalAttributes.write_attributes(self.ncFile)
self.dimensions.write_dimensions(self.ncFile)
if self.naming_authority == 'EGO':
self.dimensionsEgo.write_dimensions(self.ncFile)
self.variables = self.ego_standard_metadata.get_glider_characteristics_variables(
)
writer = writer_ego_standard(
self.dimensions.get_metadata_dimension())
writer.write(self.variables,
self.metadataData['glider_characteristics'],
self.ncFile)
#self.writer.write_variables_data(self.metadataData['glider_characteristics'], self.variables, self.version)
self.variables = self.ego_standard_metadata.get_glider_deployment_variables(
)
writer = writer_ego_standard(
self.dimensions.get_metadata_dimension())
writer.write(self.variables,
self.metadataData['glider_deployment'], self.ncFile)
self.variables = self.metadata.get_variables()
self.writer_ego = writer_ego(self.data_ego, self.dimensions,
self.ncFile)
self.writer_ego.write_variables_data(
self.metadataData['variables'], self.variables, self.version)
else:
self.variables = self.metadata.get_variables()
self.writer = Writer(self.data, self.dimensions, self.ncFile)
self.writer.write_variables_data(self.metadataData['variables'],
self.variables, self.version)
def append_netcdf(self):
self.dimensions.set_dimensions_by_netcdf(self.ncFile.dimensions)
self.writer = Writer(self.data, self.dimensions, self.ncFile)
self.writer.write_append_variables_data(self.metadata.get_variables())
