def serialize(self, dataframe: DataFrame):
"""
:param data: defined in terkin/model.py
moves & reformats data from dataframe.data_out to dataframe.payload_out
"""
# Serialize payload.
if self.format == TelemetryClient.FORMAT_URLENCODED:
payload = urlencode(dataframe.data_out)
elif self.format == TelemetryClient.FORMAT_JSON:
payload = json.dumps(dataframe.data_out)
elif self.format == TelemetryClient.FORMAT_CAYENNELPP:
payload = to_cayenne_lpp(dataframe)
elif self.format == TelemetryClient.FORMAT_CSV:
raise NotImplementedError(
'Serialization format "CSV" not implemented yet')
else:
raise ValueError('Unknown serialization format "{}"'.format(
self.format))
# Apply content encoding.
if self.content_encoding in (None, self.CONTENT_ENCODING_IDENTITY):
pass
elif self.content_encoding == self.CONTENT_ENCODING_BASE64:
payload = to_base64(payload)
dataframe.payload_out = payload
def serialize(self, data):
# Serialize payload.
if self.format == TelemetryClient.FORMAT_URLENCODED:
payload = urlencode(data)
elif self.format == TelemetryClient.FORMAT_JSON:
payload = json.dumps(data)
elif self.format == TelemetryClient.FORMAT_CAYENNELPP:
payload = to_cayenne_lpp(data)
elif self.format == TelemetryClient.FORMAT_CSV:
raise NotImplementedError(
'Serialization format "CSV" not implemented yet')
else:
raise ValueError('Unknown serialization format "{}"'.format(
self.format))
# Apply content encoding.
if self.content_encoding in (None, self.CONTENT_ENCODING_IDENTITY):
pass
elif self.content_encoding == self.CONTENT_ENCODING_BASE64:
payload = to_base64(payload)
return payload
