Add hist_boxplot to ClassPOV

notes_tools/tools/marks_plottings.py

@@ -67,6 +67,27 @@ def marks_hist(df, **kwargs):
 
     return ax
 
+def hist_boxplot(df, kwargs_hist=[], kwargs_box=[]):
+    f, (ax_hist, ax_box) = plt.subplots(2, sharex=True, 
+            gridspec_kw={"height_ratios": (.85, .15)})
+
+    marks_hist(df, ax = ax_hist, rwidth=0.9)
+
+    ev_desc = df["Mark"].describe()
+    m = ev_desc["mean"]
+
+    ax_hist.plot([m,m], ax_hist.get_ylim())
+    ax_hist.annotate(round(ev_desc["mean"],1),
+            xy=(ev_desc["mean"] + 0.2, ax_hist.get_ylim()[1]-0.2))
+
+    df["Mark"].plot.box(ax = ax_box, vert=False, widths = 0.6)
+    ax_box.set_yticklabels("")
+    for e in ["min", "25%", "50%", "75%", "max"]:
+        ax_box.annotate(ev_desc[e], 
+                xy=(ev_desc[e] - 0.2, ax_box.get_ylim()[1]))
+
+    return f, (ax_hist, ax_box)
+
 def parallel_on(df, index, student=None):
     """ Plot parallel one line by student