sn_tools.md

sn_tools

• __init__.py
• sn_analyze_simu.py

sn_cadence_tools.py

name	type	task
ReferenceData	class	handling SN LC templates
GenerateFakeObservations	class	generating fake observations
TemplateData	class	loading template LC
AnaOS	class	observing strategy analysis
Match_DD	function	matching data to DD fields

sn_clusters.py

name	type	task
ClusterObs	class	identifying clusters (RA,Dec) of data points
getVisitsBand	function	estimating the number of visits per band
getName	function	getting the field name corresponding to RA

sn_io.py

name	type	task
Read_Sqlite	class	reading a sqlite file (from scheduler) and convert to numpy array
append	function	numpy array concatenation
getMetricValues	function	reading and analyzing files from metrics
geth5Data	function	loading the content of hdf5 files
getLC	function	accessing a table in hdf5 file from key
getFile	function	pointing to hdf5 file
selectIndiv	function	applying a selection on an array of data
select	function	applying few selections on an array of data
loadFile	function	loading file according to the type of data it contains
loopStack	function	load files and stack results according to the type of data it contains
convert_to_npy	function	stacking pandas df and converting to numpy array
convert_save	function	convert and save output to hdf5 file
remove_galactic_area	function	excluding galactic plane from data
getObservations	function	extracting observations (db scheduler->numpy array)

• sn_lcana.py

sn_obs.py

name	type	task
PavingSky	class	paving the sky with rectangles
DataInside	class	select data points (RA,Dec) inside a area
DataToPixels	class	match observations to pixels
ProcessPixels	class	processing (metrics) on a set of pixelized data
ProcessArea	class	processing (metrics) on a given part of the sky
DDFields	function	defining DD fields
patchObs	function	getting informations and patches on the sky
getPix	function	grabbing pixels information
area	function	making a dict of coordinates
areap	function	making polygon out of coordinates
areap_diamond	function	defining diamonds
proj_gnomonic_plane	function	performing a gnomonic projection on a plane
proj_gnomonic_sphere	function	performing a gnomonic projection on a sphere
renameFields	function	renaming fields of a numpy array
fillCorresp	function	filling a dict used in renameFields
pixelate	function	pixelating the sky with data
season	function	estimating seasons
LSSTPointing	function	LSST focal plane
LSSTPointing_circular	function	LSST focal plane made circular
getFields_fromId	function	getting fields using fieldIds column
getFields	function	get a type of fields (DD or WFD) from a set of observations

sn_rate.py

name	type	task
SN_Rate	class	Estimating production rate of typeIa SNe

sn_telescope.py

name	type	task
Telescope	class	generating a telescope
get_val_decor	function	decorator to access class params

sn_throughputs.py

name	type	task
Throughputs	class	handling instrument throughputs

sn_utils.py

name	type	task
MultiProc	class	performing multiprocessing
GenerateSample	class	generating a sample of parameters for simulation
Make_Files_for_Cadence_Metric	class	producing files requested as input for the Cadence Metric
X0_norm	class	estimating X0s
DiffFlux	class	estimating flux derivatives wrt SN parameters
MbCov	class	estimating covariance matrix with mb
GetReference	class	loading reference data
Gamma	class	estimating gamma parameters vs mag and exposure time

sn_visu.py

name	type	task
SnapNight	class	getting a snapshot of the (RA, Dec) pointings observed per night'
CadenceMovie	class	displaying obs footprint vs time
fieldType	function	estimating the type of field (DD or WFD) according to the number of exposures
area	function	estimating area of a set of polygons (without overlap)

sn_calcFast.py

name	type	task
LCfast	class	simulating supernovae light curves in a fast way
CalcSN	class	estimating SN parameters from light curve
CalcSN_df	class	estimate SN parameters from light curve
CovColor	class	estimating CovColor from lc using Fisher matrix element
sigmaSNparams	function	estimating SN parameter errors from Fisher elements
faster_inverse	function	inverting a matrix in a fast way