QgsKernelDensityEstimation.Parameters.__attribute_docs__={'source':'Point feature source','radius':'Fixed radius, in map units','radiusField':'Field for radius, or empty if using a fixed radius','weightField':'Field name for weighting field, or empty if not using weights','pixelSize':'Size of pixel in output file','shape':'Kernel shape','decayRatio':'Decay ratio (Triangular kernels only)','outputValues':'Type of output value'}