fix(report-processor): verify k-reach is not empty when getting its edp combinations.

[ple13]

This PR closes #3352.

[wfa-reviewable]

This change is 

[tristanvuong2021]

@tristanvuong2021 reviewed all commit messages and made 1 comment.
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src/main/python/wfa/measurement/reporting/postprocessing/report/report.py line 483 at r1 (raw file):

        for edp in self._weekly_non_cumulative_measurements.keys()
        if len(self._weekly_non_cumulative_measurements[edp]) > 0 and
          self._weekly_non_cumulative_measurements[edp][0].k_reach

Does this fix need to be applied in other places. I only tested reach so far

[kungfucraig]

@kungfucraig reviewed 2 files and all commit messages, and made 1 comment.
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src/main/python/wfa/measurement/reporting/postprocessing/report/report.py line 483 at r1 (raw file):

Previously, tristanvuong2021 (Tristan Vuong) wrote…

Does this fix need to be applied in other places. I only tested reach so far

+1

[ple13]

@ple13 made 1 comment.
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src/main/python/wfa/measurement/reporting/postprocessing/report/report.py line 483 at r1 (raw file):

Previously, kungfucraig (Craig Wright) wrote…

+1

Yeah, this is the only place that caused the issue. It returns a wrong set of edp combinations for k-reach.

[tristanvuong2021]

@tristanvuong2021 resolved 1 discussion.
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[tristanvuong2021]

@tristanvuong2021 reviewed 2 files.
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[stevenwarejones]

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