charts age decline of 2k power per weight/sex group

rowers/dataprep.py

@@ -473,6 +473,10 @@ def strfdelta(tdelta):
 
     return res
 
+def timedelta_to_seconds(tdelta):
+    return 60.*tdelta.minute+tdelta.second
+
+
 # A nice printable format for pace values
 
 

rowers/interactiveplots.py

@@ -1069,6 +1069,37 @@ def interactive_otwcpchart(powerdf,promember=0):
 
     return [script,div,p1,ratio,message]
 
+def interactive_agegroup_plot(df):
+
+    age = df['agemin']
+    power = df['power']
+
+    poly_coefficients = np.polyfit(age,power,6)
+
+    age2 = np.linspace(11,95)
+    poly_vals = np.polyval(poly_coefficients,age2)
+
+    source = ColumnDataSource(
+        data = dict(
+            age = age,
+            power = power,
+            age2 = age2,
+            poly_vals = poly_vals
+            )
+    )
+
+    plot = Figure(plot_width=900)
+    plot.circle('age','power',source=source,fill_color='red',size=15,
+                legend='2k Power')
+    plot.line(age2,poly_vals)
+    plot.xaxis.axis_label = "Age"
+    plot.yaxis.axis_label = "Concept2 2k power"
+
+
+    script,div = components(plot)
+
+    return script,div
+
 def interactive_cpchart(rower,thedistances,thesecs,theavpower,
 			theworkouts,promember=0):
 

rowers/templates/agegroupchart.html

@@ -0,0 +1,47 @@
+{% extends "base.html" %}
+{% load staticfiles %}
+{% load rowerfilters %}
+
+{% block title %}Rowsandall {% endblock %}
+
+{% block content %}
+
+	<script type="text/javascript" src="/static/js/bokeh-0.12.3.min.js"></script>
+	<script async="true" type="text/javascript">
+    Bokeh.set_log_level("info");
+	</script>
+
+	{{ interactiveplot |safe }}
+
+    <script>
+    // Set things up to resize the plot on a window resize. You can play with
+    // the arguments of resize_width_height() to change the plot's behavior.
+    var plot_resize_setup = function () {
+        var plotid = Object.keys(Bokeh.index)[0]; // assume we have just one plot
+        var plot = Bokeh.index[plotid];
+        var plotresizer = function() {
+            // arguments: use width, use height, maintain aspect ratio
+            plot.resize_width_height(true, false, false);
+        };
+        window.addEventListener('resize', plotresizer);
+        plotresizer();
+    };
+    window.addEventListener('load', plot_resize_setup);
+    </script>
+    <style>
+    /* Need this to get the page in "desktop mode"; not having an infinite height.*/
+    html, body {height: 100%; margin:5px;}
+    </style>
+
+
+<div id="workouts" class="grid_12 alpha">
+
+
+	<h1>Interactive Plot</h1>
+
+
+    {{ the_div|safe }}
+
+</div>
+
+{% endblock %}

rowers/views.py

@@ -10930,6 +10930,15 @@ def agegrouprecordview(request,sex='male',weightcategory='hwt'):
             )
         )
 
+    df['seconds'] = df['duration'].apply(
+        lambda x:dataprep.timedelta_to_seconds(x)
+        )
 
+    script,div = interactive_agegroup_plot(df)
+    
+    return render(request, 'agegroupchart.html',
+		  {
+		   'interactiveplot':script,
+		   'the_div':div,
+		   })
 
-    return HttpResponse(1)