class_docstr: A parameter group that specifies a set of filters to apply to tabular data.
      
class_docstr_tok: ["A","parameter","group","that","specifies","a","set","of","filters","to","apply","to","tabular","data","."]
code: def filterData(self, data):
      if len(data) == 0:
          return data
      return data[self.generateMask(data)]
  
imports: from collections import OrderedDict
  import numpy
  from ..None import functions
  from ..None import parametertree
  from ..Qt import QtCore
label_desc: Use image node_id 6 for calling the DataFilterParameter obj's underlying member method code with example usage: obj.filterData(data) and returns: data, data