separating grouped barplots with a vertical line python matplotlib code example

Example 1: how to increase bar width in python matplogtlib

#plt stands for matplotlib.pyplot
#simple way to increase width of a bar in a bar graph
#I will eventually write out another solution for increasing width bars.
#This solution with solve a more complexed problem for increasing width bars in a bar graph.


plt.bar(x, y, width=30)

Example 2: matplotlib bar graph print first n values

month_jan[feature_cols].sum().sort_values(ascending=0)[:10].plot(kind='bar')