def _make_source_object(self, index):
"""Make one source object.
Parameters
----------
index : int
Row index
Returns
-------
source : `SourceCatalogObject`
Source object
"""
data = table_row_to_dict(self.table[index])
data[SourceCatalogObject._row_index_key] = index
fp_energy_edges = getattr(self, "flux_points_energy_edges", None)
if fp_energy_edges:
data["fp_energy_edges"] = fp_energy_edges
hist_table = getattr(self, "hist_table", None)
hist2_table = getattr(self, "hist2_table", None)
if hist_table:
try:
data["time_axis"] = TimeMapAxis.from_table(hist_table,
format="fermi-fgl")
except KeyError:
pass
if hist2_table:
try:
data["time_axis_2"] = TimeMapAxis.from_table(
hist2_table, format="fermi-fgl")
except KeyError:
pass
if "Extended_Source_Name" in data:
name_extended = data["Extended_Source_Name"].strip()
elif "Source_Name" in data:
name_extended = data["Source_Name"].strip()
else:
name_extended = None
try:
idx = self._lookup_extended_source_idx[name_extended]
data_extended = table_row_to_dict(self.extended_sources_table[idx])
except (KeyError, AttributeError):
data_extended = None
source = self.source_object_class(data, data_extended)
return source
def test_from_table_time_axis():
t0 = Time("2006-02-12", scale="utc")
t_min = np.linspace(0, 10, 10) * u.d
t_max = t_min + 12 * u.h
table = Table()
table["TIME_MIN"] = t_min
table["TIME_MAX"] = t_max
table.meta.update(time_ref_to_dict(t0))
table.meta["AXCOLS1"] = "TIME_MIN,TIME_MAX"
axis = TimeMapAxis.from_table(table, format="gadf")
assert axis.nbin == 10
assert_allclose(axis.time_mid[0].mjd, 53778.25)