arfon/README.md

## README.md

      
    Raw
  

              README.md
            
          
    Fraction of pull requests to Atom that end up being merged vs time (grouped by month). The size of the dot is proportional to the number of pull requests in that time period (mouseover to see the count).
Data pulled from the GitHub API:

Code
Data


## atom_merge_fraction.tsv

          
            date
            unix_date
            merged_count
            not_merged_count
            count
            merge_fraction

            
              2012-01-01
              1325376000000
              1
              0
              1
              1.0

            
              2012-03-01
              1330560000000
              2
              0
              2
              1.0

            
              2012-05-01
              1335830400000
              4
              1
              5
              0.8

            
              2012-06-01
              1338508800000
              12
              1
              13
              0.9230769230769231

            
              2012-07-01
              1341100800000
              2
              0
              2
              1.0

            
              2012-08-01
              1343779200000
              2
              2
              4
              0.5

            
              2012-09-01
              1346457600000
              2
              2
              4
              0.5

            
              2012-10-01
              1349049600000
              10
              5
              15
              0.6666666666666666

            
              2012-11-01
              1351728000000
              5
              1
              6
              0.8333333333333334

            
              2012-12-01
              1354320000000
              10
              2
              12
              0.8333333333333334

            
              2013-01-01
              1356998400000
              32
              8
              40
              0.8

            
              2013-02-01
              1359676800000
              36
              5
              41
              0.8780487804878049

            
              2013-03-01
              1362096000000
              20
              17
              37
              0.5405405405405406

            
              2013-04-01
              1364774400000
              18
              3
              21
              0.8571428571428571

            
              2013-05-01
              1367366400000
              9
              0
              9
              1.0

            
              2013-06-01
              1370044800000
              6
              1
              7
              0.8571428571428571

            
              2013-07-01
              1372636800000
              9
              5
              14
              0.6428571428571429

            
              2013-08-01
              1375315200000
              26
              4
              30
              0.8666666666666667

            
              2013-09-01
              1377993600000
              50
              6
              56
              0.8928571428571429

            
              2013-10-01
              1380585600000
              65
              7
              72
              0.9027777777777778

            
              2013-11-01
              1383264000000
              43
              4
              47
              0.9148936170212766

            
              2013-12-01
              1385856000000
              51
              4
              55
              0.9272727272727272

            
              2014-01-01
              1388534400000
              48
              5
              53
              0.9056603773584906

            
              2014-02-01
              1391212800000
              50
              4
              54
              0.9259259259259259

            
              2014-03-01
              1393632000000
              42
              2
              44
              0.9545454545454546

            
              2014-04-01
              1396310400000
              35
              1
              36
              0.9722222222222222

            
              2014-05-01
              1398902400000
              97
              54
              151
              0.6423841059602649

            
              2014-06-01
              1401580800000
              69
              13
              82
              0.8414634146341463

            
              2014-07-01
              1404172800000
              61
              21
              82
              0.7439024390243902

            
              2014-08-01
              1406851200000
              41
              15
              56
              0.7321428571428571

            
              2014-09-01
              1409529600000
              55
              13
              68
              0.8088235294117647

            
              2014-10-01
              1412121600000
              57
              16
              73
              0.7808219178082192

            
              2014-11-01
              1414800000000
              21
              10
              31
              0.6774193548387096

## index.html
<!DOCTYPE html>
<meta charset="utf-8">
<style>

body {
  font: 12px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.dot {
  stroke: red;
  fill: red;
}

h1{
  padding-left:25px;
}

</style>
<body>
<script src="http://d3js.org/d3.v3.js"></script>
<script>

var margin = {top: 20, right: 20, bottom: 30, left: 50},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

var parseDate = d3.time.format("%Y-%m-%d").parse;

var x = d3.time.scale()
    .range([0, width]);

var y = d3.scale.linear()
    .range([height, 0]);

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left");

var svg = d3.select("body").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

d3.tsv("atom_merge_fraction.tsv", function(error, data) {
  data.forEach(function(d) {
    d.date = parseDate(d.date);
    d.unix_date = +d.unix_date;
    d.merged_count = +d.merged_count;
    d.not_merged_count = +d.not_merged_count;
    d.count = +d.count;
    d.merge_fraction = +d.merge_fraction;
  });

  x.domain(d3.extent(data, function(d) { return d.date; }));
  y.domain([0, d3.max(data, function(d) { return d.merge_fraction; })]);

  var median_pull_count = d3.median(data, function(d) { return d.count; });

  svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis);

  svg.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Merge fraction");

  svg.selectAll(".dot")
      .data(data)
    .enter().append("circle")
      .attr("class", "dot")
      .attr("r", function(d) { return 3 * d.count/median_pull_count; })
      .attr("cx", function(d) { return x(d.date); })
      .attr("cy", function(d) { return y(d.merge_fraction); })
      .append("svg:title")
      .text(function(d) { return d.count; });

});

</script>
date	unix_date	merged_count	not_merged_count	count	merge_fraction
2012-01-01	1325376000000	1	0	1	1.0
2012-03-01	1330560000000	2	0	2	1.0
2012-05-01	1335830400000	4	1	5	0.8
2012-06-01	1338508800000	12	1	13	0.9230769230769231
2012-07-01	1341100800000	2	0	2	1.0
2012-08-01	1343779200000	2	2	4	0.5
2012-09-01	1346457600000	2	2	4	0.5
2012-10-01	1349049600000	10	5	15	0.6666666666666666
2012-11-01	1351728000000	5	1	6	0.8333333333333334
2012-12-01	1354320000000	10	2	12	0.8333333333333334
2013-01-01	1356998400000	32	8	40	0.8
2013-02-01	1359676800000	36	5	41	0.8780487804878049
2013-03-01	1362096000000	20	17	37	0.5405405405405406
2013-04-01	1364774400000	18	3	21	0.8571428571428571
2013-05-01	1367366400000	9	0	9	1.0
2013-06-01	1370044800000	6	1	7	0.8571428571428571
2013-07-01	1372636800000	9	5	14	0.6428571428571429
2013-08-01	1375315200000	26	4	30	0.8666666666666667
2013-09-01	1377993600000	50	6	56	0.8928571428571429
2013-10-01	1380585600000	65	7	72	0.9027777777777778
2013-11-01	1383264000000	43	4	47	0.9148936170212766
2013-12-01	1385856000000	51	4	55	0.9272727272727272
2014-01-01	1388534400000	48	5	53	0.9056603773584906
2014-02-01	1391212800000	50	4	54	0.9259259259259259
2014-03-01	1393632000000	42	2	44	0.9545454545454546
2014-04-01	1396310400000	35	1	36	0.9722222222222222
2014-05-01	1398902400000	97	54	151	0.6423841059602649
2014-06-01	1401580800000	69	13	82	0.8414634146341463
2014-07-01	1404172800000	61	21	82	0.7439024390243902
2014-08-01	1406851200000	41	15	56	0.7321428571428571
2014-09-01	1409529600000	55	13	68	0.8088235294117647
2014-10-01	1412121600000	57	16	73	0.7808219178082192
2014-11-01	1414800000000	21	10	31	0.6774193548387096
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	body {
	font: 12px sans-serif;
	}

	.axis path,
	.axis line {
	fill: none;
	stroke: #000;
	shape-rendering: crispEdges;
	}

	.dot {
	stroke: red;
	fill: red;
	}

	h1{
	padding-left:25px;
	}

	</style>
	<body>
	<script src="http://d3js.org/d3.v3.js"></script>
	<script>

	var margin = {top: 20, right: 20, bottom: 30, left: 50},
	width = 960 - margin.left - margin.right,
	height = 500 - margin.top - margin.bottom;

	var parseDate = d3.time.format("%Y-%m-%d").parse;

	var x = d3.time.scale()
	.range([0, width]);

	var y = d3.scale.linear()
	.range([height, 0]);

	var xAxis = d3.svg.axis()
	.scale(x)
	.orient("bottom");

	var yAxis = d3.svg.axis()
	.scale(y)
	.orient("left");

	var svg = d3.select("body").append("svg")
	.attr("width", width + margin.left + margin.right)
	.attr("height", height + margin.top + margin.bottom)
	.append("g")
	.attr("transform", "translate(" + margin.left + "," + margin.top + ")");

	d3.tsv("atom_merge_fraction.tsv", function(error, data) {
	data.forEach(function(d) {
	d.date = parseDate(d.date);
	d.unix_date = +d.unix_date;
	d.merged_count = +d.merged_count;
	d.not_merged_count = +d.not_merged_count;
	d.count = +d.count;
	d.merge_fraction = +d.merge_fraction;
	});

	x.domain(d3.extent(data, function(d) { return d.date; }));
	y.domain([0, d3.max(data, function(d) { return d.merge_fraction; })]);

	var median_pull_count = d3.median(data, function(d) { return d.count; });

	svg.append("g")
	.attr("class", "x axis")
	.attr("transform", "translate(0," + height + ")")
	.call(xAxis);

	svg.append("g")
	.attr("class", "y axis")
	.call(yAxis)
	.append("text")
	.attr("transform", "rotate(-90)")
	.attr("y", 6)
	.attr("dy", ".71em")
	.style("text-anchor", "end")
	.text("Merge fraction");

	svg.selectAll(".dot")
	.data(data)
	.enter().append("circle")
	.attr("class", "dot")
	.attr("r", function(d) { return 3 * d.count/median_pull_count; })
	.attr("cx", function(d) { return x(d.date); })
	.attr("cy", function(d) { return y(d.merge_fraction); })
	.append("svg:title")
	.text(function(d) { return d.count; });

	});

	</script>