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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_processed_counts(self, shards_processed, shards_status):
 """Updates a chart url to display processed count for each shard. Args: shards_processed: list of integers with number of processed entities in each shard """

    chart = google_chart_api.BarChart()

    def filter_status(status_to_filter):
      return [count if status == status_to_filter else 0
              for count, status in zip(shards_processed, shards_status)]

    if shards_status:
      # Each index will have only one non-zero count, so stack them to color-
      # code the bars by status
      # These status values are computed in _update_state_from_shard_states,
      # in mapreduce/handlers.py.
      chart.stacked = True
      chart.AddBars(filter_status("unknown"), color="404040")
      chart.AddBars(filter_status("success"), color="00ac42")
      chart.AddBars(filter_status("running"), color="3636a9")
      chart.AddBars(filter_status("aborted"), color="e29e24")
      chart.AddBars(filter_status("failed"), color="f6350f")
    else:
      chart.AddBars(shards_processed)

    shard_count = len(shards_processed)

    if shard_count > 95:
      # Auto-spacing does not work for large numbers of shards.
      pixels_per_shard = 700.0 / shard_count
      bar_thickness = int(pixels_per_shard * .9)

      chart.style = bar_chart.BarChartStyle(bar_thickness=bar_thickness,
        bar_gap=0.1, use_fractional_gap_spacing=True)

    if shards_processed and shard_count <= 95:
      # Adding labels puts us in danger of exceeding the URL length, only
      # do it when we have a small amount of data to plot.
      # Only 16 labels on the whole chart.
      stride_length = max(1, shard_count / 16)
      chart.bottom.labels = []
      for x in xrange(shard_count):
        if (x % stride_length == 0 or
            x == shard_count - 1):
          chart.bottom.labels.append(x)
        else:
          chart.bottom.labels.append("")
      chart.left.labels = ["0", str(max(shards_processed))]
      chart.left.min = 0

    self.chart_width = min(700, max(300, shard_count * 20))
    self.chart_url = chart.display.Url(self.chart_width, 200)