def test_convert_scalar_to_float(self):
migrations.enable_migrations(True)
self.assertTrue(
scalars_equal(self.scalar_float,
migrations.maybe_get_float(self.scalar_float)))
self.assertTrue(
scalars_equal(self.scalar_float,
migrations.maybe_get_float(self.scalar_int)))
def test_convert_list_to_float(self):
migrations.enable_migrations(True)
self.assertTrue(
lists_equal(self.list_of_floats,
migrations.maybe_get_float(self.list_of_floats)))
self.assertTrue(
lists_equal(self.list_of_floats,
migrations.maybe_get_float(self.list_of_ints)))
def test_convert_array_to_float(self):
migrations.enable_migrations(True)
self.assertTrue(
arrays_equal(self.array_of_floats,
migrations.maybe_get_float(self.array_of_floats)))
self.assertTrue(
arrays_equal(self.array_of_floats,
migrations.maybe_get_float(self.array_of_ints)))
def payload_values(self) -> numpy.ndarray:
"""
Returns the time synchronization exchanges as a numpy ndarray of integers.
:return: The time synchronization exchanges as a numpy ndarray of integers.
"""
return migrations.maybe_get_float(
self._unevenly_sampled_channel.get_payload(api900_pb2.TIME_SYNCHRONIZATION))
def timestamps_microseconds_utc(self) -> numpy.ndarray:
"""
Returns a list of ascending timestamps that associate with each sample value
:return: A list of ascending timestamps that associate with each sample value
"""
return migrations.maybe_get_float(
self._unevenly_sampled_channel.timestamps_microseconds_utc)
def get_payload(self, channel_type: int) -> numpy.ndarray:
"""
Returns a deinterleaved payload of a given channel type or an empty array.
:param channel_type: The channel type to extract/deinterleave from the payload.
:return: A numpy array of floats or ints of a single channel type.
"""
idx = self.channel_index(channel_type)
if idx < 0:
return reader_utils.empty_array()
try:
payload: numpy.ndarray = reader_utils.deinterleave_array(
self.payload, idx, len(self.channel_types))
return migrations.maybe_get_float(payload)
except exceptions.ReaderException:
return reader_utils.empty_array()
def test_no_migrations(self):
migrations.enable_migrations(False)
self.assertTrue(
arrays_equal(self.array_of_ints,
migrations.maybe_get_float(self.array_of_ints)))
self.assertTrue(
arrays_equal(self.array_of_floats,
migrations.maybe_get_float(self.array_of_floats)))
self.assertTrue(
lists_equal(self.list_of_ints,
migrations.maybe_get_float(self.list_of_ints)))
self.assertTrue(
lists_equal(self.list_of_floats,
migrations.maybe_get_float(self.list_of_floats)))
self.assertTrue(
scalars_equal(self.scalar_int,
migrations.maybe_get_float(self.scalar_int)))
self.assertTrue(
scalars_equal(self.scalar_float,
migrations.maybe_get_float(self.scalar_float)))
self.assertTrue(
scalars_equal(self.scalar_str,
migrations.maybe_get_float(self.scalar_str)))
def first_sample_timestamp_epoch_microseconds_utc(self) -> int:
"""
Return the first sample timestamp in microseconds since the epoch UTC.
:return: The first sample timestamp in microseconds since the epoch UTC.
"""
return migrations.maybe_get_float(self._evenly_sampled_channel.first_sample_timestamp_epoch_microseconds_utc)
def test_bad_data(self):
migrations.enable_migrations(True)
self.assertTrue(scalars_equal(None, migrations.maybe_get_float(None)))
self.assertTrue(
scalars_equal(self.scalar_str,
migrations.maybe_get_float(self.scalar_str)))