lux.executor.Executor.Executor

class lux.executor.Executor.Executor

Abstract class for the execution engine that fetches data for a given vis on a LuxDataFrame

__init__()

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__()	Initialize self.
compute_data_model(data_type)
compute_data_model_lookup(data_type)
compute_data_type(self)
compute_stats(self)
execute(vislist, ldf, approx)	Given a VisList, fetch the data required to render the vis.
execute_2D_binning(vis)	Apply 2D binning (heatmap) to vis.data
execute_aggregate(vis, ldf)	Aggregate data points on an axis for bar or line charts
execute_binning(ldf, vis)	Binning of data points for generating histograms
execute_filter(vis)	Apply a Vis’s filter to vis.data
invert_data_type(data_type)
mapping(rmap)
reverseMapping(map)

static execute(vislist: lux.vis.VisList.VisList, ldf: lux.core.frame.LuxDataFrame, approx: bool = False)

Given a VisList, fetch the data required to render the vis.

static execute_2D_binning(vis: lux.vis.Vis.Vis)

Apply 2D binning (heatmap) to vis.data

static execute_aggregate(vis: lux.vis.Vis.Vis, ldf: lux.core.frame.LuxDataFrame)

Aggregate data points on an axis for bar or line charts

static execute_binning(ldf: lux.core.frame.LuxDataFrame, vis: lux.vis.Vis.Vis)

Binning of data points for generating histograms

static execute_filter(vis: lux.vis.Vis.Vis)

Apply a Vis’s filter to vis.data