from . import CSVExporter
[docs]class ECExporter(CSVExporter):
"""A CSVExporter that by default exports potential, current, and selector"""
@property
def default_export_columns(self):
"""The default v_list for ECExporter is V_str, J_str, and sel_str"""
return [
# self.measurement.t_name, # gets included automatically.
self.measurement.U_name,
self.measurement.J_name,
self.measurement.selector_name,
]
@property
def aliases(self): # TODO: Figure out if this can be deleted.
"""Ensure that the essential series are accessible as aliases."""
aliases = super().aliases.copy()
for name, prop_names in [
("t", ("t_name",)),
("raw_potential", ("E_name", "U_name")),
("raw_current", ("I_name", "J_name")),
("selector", ("selector_name",)),
]:
# This is bit complex because the essential series for an ECMeasureemnt
# are t, raw_current, and raw_potential, but by default the calibrated
# potential and normalized current are exported if available. So
# we need to go through and make sure the reader of the exported .csv can
# find a "raw_current" and "raw_potential" using aliases, even if it
# isn't actually "raw". And at the same time we have to avoid circular
# lookups in aliases. Here goes:
for prop_name in prop_names:
name_in_measurement = getattr(self.measurement, prop_name)
if (
name_in_measurement in self.columns
and (name not in aliases or name_in_measurement not in aliases[name])
and name_in_measurement != name
):
aliases[name] = (name_in_measurement,)
break
return aliases