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<h3>
Gary E. Miller pushed to branch master
at <a href="https://gitlab.com/NTPsec/ntpsec">NTPsec / ntpsec</a>
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Commits:
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<strong><a href="https://gitlab.com/NTPsec/ntpsec/commit/d734d4a8d04995a88f5cca28bf30a2fc7370cede">d734d4a8</a></strong>
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<span>by Gary E. Miller</span>
<i>at 2016-10-05T13:29:57-07:00</i>
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<pre class="commit-message" style="margin: 0; white-space: pre-wrap">ntpviz: return 0 as variance of zero or one data items.
No need to crash on empty input.
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<h4>1 changed file:</h4>
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ntpstats/ntpviz
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<h4>Changes:</h4>
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<a href="https://gitlab.com/NTPsec/ntpsec/commit/d734d4a8d04995a88f5cca28bf30a2fc7370cede#diff-0"><strong>ntpstats/ntpviz</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="57" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="57" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="background: #fafafa; color: rgba(0,0,0,0.3); padding-left: 0.5em; padding-right: 0.5em" bgcolor="#fafafa">@@ -57,7 +57,8 @@ def pstdev(data, mu=None):</td>
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<pre style="margin: 0"> <span id="LC57" class="line"> <span class="err" style="background: #e3d2d2; color: #a61717">"""</span><span class="na" style="color: teal">Calculates</span> <span class="na" style="color: teal">the</span> <span class="na" style="color: teal">population</span> <span class="na" style="color: teal">standard</span> <span class="na" style="color: teal">deviation</span><span class="err" style="background: #e3d2d2; color: #a61717">."""</span></span>
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<td class="diff-line-num old_line" data-linenumber="58" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
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<pre style="margin: 0"> <span id="LC58" class="line"> <span class="na" style="color: teal">n =</span><span class="err" style="background: #e3d2d2; color: #a61717"> </span><span class="s" style="color: #d14">len(data)</span></span>
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<td class="diff-line-num old_line" data-linenumber="59" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
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<pre style="margin: 0"> <span id="LC59" class="line"> <span class="na" style="color: teal">if</span> <span class="na" style="color: teal">n</span> <span class="err" style="background: #e3d2d2; color: #a61717"><</span> <span class="na" style="color: teal">2:</span></span>
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<td class="diff-line-num old old_line" data-linenumber="60" style="background: #f9d7dc; border-right-color: #fac5cd; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0"> <span id="LC60" class="line"> <span class="na" style="color: teal">raise</span> <span class="na" style="color: teal">ValueError</span><span class="err" style="background: #e3d2d2; color: #a61717">('</span><span class="na" style="color: teal">variance</span> <span class="na" style="color: teal">requires</span> <span class="na" style="color: teal">at</span> <span class="na" style="color: teal">least</span> <span class="na" style="color: teal">two</span> <span class="na" style="color: teal">data</span> <span class="na" style="color: teal">points</span><span class="err" style="background: #e3d2d2; color: #a61717">')</span></span>
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<pre style="margin: 0"> <span id="LC60" class="line"> <span class="err" style="background: #e3d2d2; color: #a61717">#</span> <span class="na" style="color: teal">variance</span> <span class="na" style="color: teal">requires</span> <span class="na" style="color: teal">at</span> <span class="na" style="color: teal">least</span> <span class="na" style="color: teal">two</span> <span class="na" style="color: teal">data</span> <span class="na" style="color: teal">points</span></span>
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<pre style="margin: 0"> <span id="LC61" class="line"> <span class="na" style="color: teal">return</span> <span class="na" style="color: teal">0</span></span>
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<td class="diff-line-num new_line" data-linenumber="62" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
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<pre style="margin: 0"> <span id="LC62" class="line"> <span class="na" style="color: teal">ss =</span><span class="err" style="background: #e3d2d2; color: #a61717"> </span><span class="s" style="color: #d14">_ss(data,</span> <span class="na" style="color: teal">mu</span><span class="err" style="background: #e3d2d2; color: #a61717">)</span></span>
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<td class="diff-line-num new_line" data-linenumber="63" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
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<pre style="margin: 0"> <span id="LC63" class="line"> <span class="na" style="color: teal">pvar =</span><span class="err" style="background: #e3d2d2; color: #a61717"> </span><span class="s" style="color: #d14">ss/n</span> <span class="err" style="background: #e3d2d2; color: #a61717">#</span> <span class="na" style="color: teal">the</span> <span class="na" style="color: teal">population</span> <span class="na" style="color: teal">variance</span></span>
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<td class="diff-line-num old_line" data-linenumber="63" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
63
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<td class="diff-line-num new_line" data-linenumber="64" style="background: #fafafa; border-right-color: #f0f0f0; border-right-style: solid; border-right-width: 1px; color: rgba(0,0,0,0.3); padding: 0 5px; text-align: right; width: 35px" align="right" bgcolor="#fafafa">
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<pre style="margin: 0"> <span id="LC64" class="line"> <span class="na" style="color: teal">return</span> <span class="na" style="color: teal">pvar</span><span class="err" style="background: #e3d2d2; color: #a61717">**</span><span class="na" style="color: teal">0</span><span class="err" style="background: #e3d2d2; color: #a61717">.</span><span class="na" style="color: teal">5</span></span>
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