@classmethod
  def validate(cls, mapper_spec):
    raise NotImplementedError("validate() not implemented in %s" % cls)
Add a file to be uploaded.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/mapreduce/output_writers.py/OutputWriter.validate--crossover with--dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/samples-and-tests/i-am-a-developer/mechanize/ClientForm.py/HTMLForm.add_file