aces.survey.survey_class

Module Contents

Classes

ASKAP_Survey
SurveyFiles

Functions

t_string(db_time)
no_translate(a)
make_beam_csv_name(sbid, field)
make_brt_err_csv_name(sbid, field)
make_astrom_bb_csv_name(sbid, field)
make_cat_match_csv_name(sbid, field, tag)
make_leakage_csv_name(sbid, field, pol)
make_statistics_name(sbid, field)
make_fits_name(sbid, field)
parse_filename(file_name)
access_db([t, wd, tmax])
release_db([wd, content])
ASKAP_Survey_factory([epoch, read_write, verbose])	param epoch: Integer epoch number. An exception is raised if the description table lack a row for this epoch.

Attributes

field_name
image_stats_name

aces.survey.survey_class.field_name = 'field_data.csv'

aces.survey.survey_class.image_stats_name = 'image_statistics.csv'

aces.survey.survey_class.t_string(db_time)

aces.survey.survey_class.no_translate(a)

aces.survey.survey_class.make_beam_csv_name(sbid, field)

aces.survey.survey_class.make_brt_err_csv_name(sbid, field)

aces.survey.survey_class.make_astrom_bb_csv_name(sbid, field)

aces.survey.survey_class.make_cat_match_csv_name(sbid, field, tag)

aces.survey.survey_class.make_leakage_csv_name(sbid, field, pol)

aces.survey.survey_class.make_statistics_name(sbid, field)

aces.survey.survey_class.make_fits_name(sbid, field)

aces.survey.survey_class.parse_filename(file_name)

aces.survey.survey_class.access_db(t=0, wd=Path('.'), tmax=10)

aces.survey.survey_class.release_db(wd=Path('.'), content=' ')

aces.survey.survey_class.ASKAP_Survey_factory(epoch=0, read_write=False, verbose=False)

Parameters:

epoch – Integer epoch number. An exception is raised if the description table lack a row for this epoch.

class aces.survey.survey_class.ASKAP_Survey(field_table, description)

Bases: object

__len__()

_select(criteria)

Return a table selected by the criteria :param criteria: List of three-element criteria. Items of the list combined with AND

eg: critera = [[‘COL1’, ‘==’, 21], [‘COL2’, ‘>’, 1.4]]

select_indices(criteria)

Return a table selected by the criteria :param criteria: List of three-element criteria. Items of the list combined with AND

select(criteria)

Return a table selected by the criteria :param criteria: List of three-element criteria. Items of the list combined with AND

set_select()

get_sbs_cal()

get_sbs_sci(calsb)

get_sbids()

get_fields(sbid)

get_nfields(sbid)

find_field(field_name, translate=no_translate)

Return the indices of rows with FIELD_NAME match with input. Several may be returned if the one field were observed more than once. :param field_name: :return: list of indices.

find_position(ra, dec)

get_column(col)

get_row(inx)

get_field_data(inx, cols)

put_field_data(inx, cols, data)

Over-write values in the field data table :param inx: row number of table :param cols: Names of columns to receive new values :param data: List of values. Length must match length of cols list.

get_field_table()

Return the field table as an astropy Table :return: (Table) field_table

get_sub_table(fld, sbid, which, **kw)

Parameters:

• fld –

• sbid –

• which – Select which table from ‘beam’, ‘cat’, ‘ast_bb’, ‘statistics’

:returns astropy Table

get_sub_fitsdata(fld, sbid, which)

Parameters:

• fld –

• sbid –

• which – Select which file from ‘bpa’, ‘bmi’, ‘bpa’

:returns ndarray image

get_inx_from_fld_sbid(fld, sbid)

get_row_from_prod_name(pname)

sort_field_data(cols)

Parameters:

cols – List of column names

get_data_root()

get_freq_ref()

show_one(inx)

write_field_table()

release()

class aces.survey.survey_class.SurveyFiles(survey, file_templates)

Bases: object

file_name(ftype, inx, taylor=0, stokes='i', beam=0)

cal_table_name(ftype, cal_sbid)

Name of bandpass calibration tables.

Parameters:

• ftype – str, bp_table or bp_leakage_table.

• cal_sbid – int, SB ID of calibrator scan.

Returns:

PosixPath to calibration table of choice.