Pie Chart

piechart.py

# Draw Plot
fig, ax = plt.subplots(figsize=(12, 7), subplot_kw=dict(aspect="equal"), dpi= 80)

# Prepare Data
df = data.groupby('Seasons').size().reset_index(name='counts')

data_df = df['counts']
categories = df['Seasons']
explode = [0,0,0,0.1]

def func(pct, allvals):
    absolute = int(pct/100.*np.sum(allvals))
    return "{:.1f}% ({:d} )".format(pct, absolute)

wedges, texts, autotexts = ax.pie(data_df, 
                                  autopct=lambda pct: func(pct, data_df),
                                  textprops=dict(color="w"), 
                                  colors=plt.cm.Dark2.colors,
                                 startangle=140,
                                 explode=explode)

# Decoration
ax.legend(wedges, categories, title="Rented Bike Count based on Seasons", loc="center left", bbox_to_anchor=(1, 0, 0.5, 1))
plt.setp(autotexts, size=10, weight=700)
ax.set_title("Seasons: Pie Chart")
plt.show()