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

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):